./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:35:35,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:35:35,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:35:35,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:35:35,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:35:36,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:35:36,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:35:36,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:35:36,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:35:36,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:35:36,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:35:36,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:35:36,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:35:36,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:35:36,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:35:36,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:35:36,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:35:36,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:35:36,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:35:36,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:35:36,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:35:36,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:35:36,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:35:36,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:35:36,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:35:36,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:35:36,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:35:36,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:35:36,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:35:36,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:35:36,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:35:36,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:35:36,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:35:36,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:35:36,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:35:36,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:35:36,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:35:36,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:35:36,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:35:36,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:35:36,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:35:36,053 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-13 02:35:36,083 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:35:36,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:35:36,084 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:35:36,084 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:35:36,085 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:35:36,085 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:35:36,085 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:35:36,086 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 02:35:36,086 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:35:36,086 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:35:36,086 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 02:35:36,087 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 02:35:36,087 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:35:36,087 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 02:35:36,087 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 02:35:36,087 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 02:35:36,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:35:36,088 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 02:35:36,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 02:35:36,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 02:35:36,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:35:36,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:35:36,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:35:36,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:35:36,090 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:35:36,090 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 02:35:36,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:35:36,090 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:35:36,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:35:36,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:35:36,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:35:36,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:35:36,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:35:36,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:35:36,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:35:36,092 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 02:35:36,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 02:35:36,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:35:36,092 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:35:36,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:35:36,093 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee [2021-11-13 02:35:36,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:35:36,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:35:36,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:35:36,379 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:35:36,380 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:35:36,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2021-11-13 02:35:36,468 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/data/02fd6a22d/cad9f16c29d942daa3e7c3f0566030b8/FLAG48ab5d5d8 [2021-11-13 02:35:37,123 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:35:37,124 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2021-11-13 02:35:37,154 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/data/02fd6a22d/cad9f16c29d942daa3e7c3f0566030b8/FLAG48ab5d5d8 [2021-11-13 02:35:37,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/data/02fd6a22d/cad9f16c29d942daa3e7c3f0566030b8 [2021-11-13 02:35:37,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:35:37,336 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:35:37,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:35:37,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:35:37,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:35:37,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:35:37" (1/1) ... [2021-11-13 02:35:37,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56cebaee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:37, skipping insertion in model container [2021-11-13 02:35:37,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:35:37" (1/1) ... [2021-11-13 02:35:37,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:35:37,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:35:37,625 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i[949,962] [2021-11-13 02:35:37,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:35:37,908 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:35:37,929 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i[949,962] [2021-11-13 02:35:38,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:35:38,084 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:35:38,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38 WrapperNode [2021-11-13 02:35:38,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:35:38,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:35:38,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:35:38,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:35:38,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (1/1) ... [2021-11-13 02:35:38,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (1/1) ... [2021-11-13 02:35:38,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:35:38,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:35:38,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:35:38,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:35:38,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (1/1) ... [2021-11-13 02:35:38,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (1/1) ... [2021-11-13 02:35:38,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (1/1) ... [2021-11-13 02:35:38,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (1/1) ... [2021-11-13 02:35:38,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (1/1) ... [2021-11-13 02:35:38,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (1/1) ... [2021-11-13 02:35:38,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (1/1) ... [2021-11-13 02:35:38,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:35:38,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:35:38,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:35:38,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:35:38,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (1/1) ... [2021-11-13 02:35:38,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:35:38,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:35:38,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:35:38,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:35:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 02:35:38,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 02:35:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 02:35:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 02:35:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 02:35:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 02:35:38,349 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 02:35:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 02:35:38,350 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 02:35:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 02:35:38,350 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 02:35:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-13 02:35:38,350 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-13 02:35:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 02:35:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 02:35:38,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:35:38,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:35:38,352 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 02:35:39,910 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:35:39,910 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 02:35:39,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:35:39 BoogieIcfgContainer [2021-11-13 02:35:39,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:35:39,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:35:39,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:35:39,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:35:39,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:35:37" (1/3) ... [2021-11-13 02:35:39,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b92634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:35:39, skipping insertion in model container [2021-11-13 02:35:39,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:35:38" (2/3) ... [2021-11-13 02:35:39,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b92634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:35:39, skipping insertion in model container [2021-11-13 02:35:39,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:35:39" (3/3) ... [2021-11-13 02:35:39,922 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_rmo.opt.i [2021-11-13 02:35:39,930 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 02:35:39,930 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:35:39,931 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 02:35:39,931 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 02:35:39,992 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,992 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,992 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,992 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,993 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,993 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,994 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,994 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,994 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,994 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,995 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,995 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,995 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,995 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,995 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,995 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,995 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,996 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,996 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,996 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,997 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,997 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,997 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,997 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,997 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,997 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,998 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,998 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,998 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,998 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,999 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,999 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,999 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,999 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:39,999 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,000 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,000 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,000 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,000 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,000 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,000 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,001 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,001 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,001 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,001 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,001 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,001 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,002 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,002 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,002 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,002 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,002 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,003 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,003 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,003 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,003 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,004 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,004 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,004 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,004 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,004 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,005 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,005 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,005 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,005 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,005 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,005 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,005 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,006 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,006 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,006 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,006 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,006 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,006 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,007 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,007 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,007 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,007 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,007 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,007 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,007 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,007 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,008 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,008 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,008 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,008 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,008 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,008 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,008 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,009 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,009 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,009 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,009 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,009 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,009 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,009 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,010 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,011 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,012 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,013 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,013 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,014 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,014 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,014 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,014 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,014 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,014 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,014 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,015 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,015 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,015 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,015 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,015 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,015 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,015 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,015 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,016 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,017 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,018 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,019 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,019 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,019 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,019 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,019 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,021 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,021 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,021 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,021 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,022 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,023 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,023 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,023 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,023 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,023 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,023 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,024 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,024 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,024 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,024 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,025 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,025 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,025 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,025 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,025 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,026 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,026 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,026 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,026 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,026 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,026 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,026 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,027 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,027 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,027 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,027 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,027 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,027 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,027 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,028 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,028 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,028 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,028 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,029 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,029 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,029 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,029 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,029 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,029 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,030 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,030 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,030 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,030 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,033 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,034 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,034 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,034 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,034 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,034 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,034 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,034 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,035 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,035 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,035 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,036 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,036 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,036 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,036 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,037 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,037 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,037 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,037 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,037 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,037 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,037 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,038 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,038 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,038 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,039 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,039 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,039 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,039 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,039 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,039 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,039 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,040 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,040 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,041 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,042 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,042 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,042 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,042 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,042 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,042 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,042 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,043 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,043 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,043 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,043 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,043 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,043 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,044 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,045 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,045 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,045 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,045 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,045 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,045 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,046 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,046 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,046 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,046 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:35:40,047 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 02:35:40,092 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 02:35:40,099 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 02:35:40,100 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 02:35:40,114 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-13 02:35:40,127 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 161 places, 150 transitions, 320 flow [2021-11-13 02:35:40,130 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 161 places, 150 transitions, 320 flow [2021-11-13 02:35:40,132 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 161 places, 150 transitions, 320 flow [2021-11-13 02:35:40,222 INFO L129 PetriNetUnfolder]: 2/146 cut-off events. [2021-11-13 02:35:40,222 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 02:35:40,226 INFO L84 FinitePrefix]: Finished finitePrefix Result has 159 conditions, 146 events. 2/146 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 62 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 88. Up to 2 conditions per place. [2021-11-13 02:35:40,233 INFO L116 LiptonReduction]: Number of co-enabled transitions 2886 [2021-11-13 02:36:24,021 INFO L131 LiptonReduction]: Checked pairs total: 7069 [2021-11-13 02:36:24,021 INFO L133 LiptonReduction]: Total number of compositions: 129 [2021-11-13 02:36:24,041 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 43 places, 30 transitions, 80 flow [2021-11-13 02:36:24,164 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1852 states, 1851 states have (on average 3.7558076715289035) internal successors, (6952), 1851 states have internal predecessors, (6952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:24,173 INFO L276 IsEmpty]: Start isEmpty. Operand has 1852 states, 1851 states have (on average 3.7558076715289035) internal successors, (6952), 1851 states have internal predecessors, (6952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:24,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 02:36:24,185 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:24,185 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:24,186 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:24,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:24,191 INFO L85 PathProgramCache]: Analyzing trace with hash 992848681, now seen corresponding path program 1 times [2021-11-13 02:36:24,227 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:24,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201563125] [2021-11-13 02:36:24,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:24,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:24,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:24,706 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:24,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201563125] [2021-11-13 02:36:24,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201563125] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:24,708 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:24,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-13 02:36:24,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538071902] [2021-11-13 02:36:24,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:24,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:36:24,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:24,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:36:24,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:36:24,745 INFO L87 Difference]: Start difference. First operand has 1852 states, 1851 states have (on average 3.7558076715289035) internal successors, (6952), 1851 states have internal predecessors, (6952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:24,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:24,909 INFO L93 Difference]: Finished difference Result 1772 states and 6608 transitions. [2021-11-13 02:36:24,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:36:24,911 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-13 02:36:24,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:24,960 INFO L225 Difference]: With dead ends: 1772 [2021-11-13 02:36:24,960 INFO L226 Difference]: Without dead ends: 1772 [2021-11-13 02:36:24,961 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:36:24,967 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 10 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.01ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 89.20ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:24,969 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 4 Invalid, 44 Unknown, 0 Unchecked, 1.01ms Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 89.20ms Time] [2021-11-13 02:36:24,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1772 states. [2021-11-13 02:36:25,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1772 to 1772. [2021-11-13 02:36:25,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1772 states, 1771 states have (on average 3.731225296442688) internal successors, (6608), 1771 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:25,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1772 states and 6608 transitions. [2021-11-13 02:36:25,150 INFO L78 Accepts]: Start accepts. Automaton has 1772 states and 6608 transitions. Word has length 11 [2021-11-13 02:36:25,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:25,151 INFO L470 AbstractCegarLoop]: Abstraction has 1772 states and 6608 transitions. [2021-11-13 02:36:25,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:25,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 6608 transitions. [2021-11-13 02:36:25,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 02:36:25,155 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:25,156 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:25,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 02:36:25,157 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:25,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:25,157 INFO L85 PathProgramCache]: Analyzing trace with hash 750804238, now seen corresponding path program 1 times [2021-11-13 02:36:25,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:25,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535409144] [2021-11-13 02:36:25,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:25,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:25,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:25,403 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:25,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535409144] [2021-11-13 02:36:25,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535409144] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:25,404 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:25,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-13 02:36:25,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474648031] [2021-11-13 02:36:25,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:25,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:36:25,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:25,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:36:25,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:36:25,408 INFO L87 Difference]: Start difference. First operand 1772 states and 6608 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:25,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:25,513 INFO L93 Difference]: Finished difference Result 1708 states and 6336 transitions. [2021-11-13 02:36:25,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:36:25,514 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-13 02:36:25,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:25,534 INFO L225 Difference]: With dead ends: 1708 [2021-11-13 02:36:25,534 INFO L226 Difference]: Without dead ends: 1708 [2021-11-13 02:36:25,535 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:36:25,536 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 9 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 65.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.08ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 76.68ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:25,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 4 Invalid, 40 Unknown, 0 Unchecked, 1.08ms Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 76.68ms Time] [2021-11-13 02:36:25,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1708 states. [2021-11-13 02:36:25,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1708 to 1708. [2021-11-13 02:36:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1708 states, 1707 states have (on average 3.711775043936731) internal successors, (6336), 1707 states have internal predecessors, (6336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:25,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1708 states and 6336 transitions. [2021-11-13 02:36:25,664 INFO L78 Accepts]: Start accepts. Automaton has 1708 states and 6336 transitions. Word has length 12 [2021-11-13 02:36:25,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:25,664 INFO L470 AbstractCegarLoop]: Abstraction has 1708 states and 6336 transitions. [2021-11-13 02:36:25,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:25,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 6336 transitions. [2021-11-13 02:36:25,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 02:36:25,668 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:25,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:25,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 02:36:25,669 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:25,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:25,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1608327889, now seen corresponding path program 1 times [2021-11-13 02:36:25,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:25,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333548098] [2021-11-13 02:36:25,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:25,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:25,771 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:25,772 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333548098] [2021-11-13 02:36:25,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333548098] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:25,772 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:25,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-13 02:36:25,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888100842] [2021-11-13 02:36:25,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:25,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:36:25,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:25,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:36:25,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:36:25,774 INFO L87 Difference]: Start difference. First operand 1708 states and 6336 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:25,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:25,894 INFO L93 Difference]: Finished difference Result 1692 states and 6264 transitions. [2021-11-13 02:36:25,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:36:25,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-13 02:36:25,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:25,914 INFO L225 Difference]: With dead ends: 1692 [2021-11-13 02:36:25,914 INFO L226 Difference]: Without dead ends: 1692 [2021-11-13 02:36:25,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:36:25,919 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 6 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.18ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.85ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 85.82ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:25,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 3 Invalid, 41 Unknown, 0 Unchecked, 0.85ms Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 85.82ms Time] [2021-11-13 02:36:25,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1692 states. [2021-11-13 02:36:25,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1692 to 1692. [2021-11-13 02:36:25,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1692 states, 1691 states have (on average 3.7043169722057954) internal successors, (6264), 1691 states have internal predecessors, (6264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:26,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1692 states and 6264 transitions. [2021-11-13 02:36:26,006 INFO L78 Accepts]: Start accepts. Automaton has 1692 states and 6264 transitions. Word has length 13 [2021-11-13 02:36:26,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:26,006 INFO L470 AbstractCegarLoop]: Abstraction has 1692 states and 6264 transitions. [2021-11-13 02:36:26,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:26,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 6264 transitions. [2021-11-13 02:36:26,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 02:36:26,010 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:26,010 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:26,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 02:36:26,010 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:26,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:26,011 INFO L85 PathProgramCache]: Analyzing trace with hash 990299744, now seen corresponding path program 1 times [2021-11-13 02:36:26,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:26,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316534158] [2021-11-13 02:36:26,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:26,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:26,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:26,214 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:26,215 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316534158] [2021-11-13 02:36:26,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316534158] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:26,215 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:26,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 02:36:26,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196752766] [2021-11-13 02:36:26,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:26,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:36:26,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:26,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:36:26,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:36:26,217 INFO L87 Difference]: Start difference. First operand 1692 states and 6264 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:26,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:26,462 INFO L93 Difference]: Finished difference Result 3432 states and 12269 transitions. [2021-11-13 02:36:26,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:36:26,462 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-13 02:36:26,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:26,481 INFO L225 Difference]: With dead ends: 3432 [2021-11-13 02:36:26,481 INFO L226 Difference]: Without dead ends: 1788 [2021-11-13 02:36:26,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:36:26,483 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 38 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 149.78ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.91ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 182.61ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:26,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 8 Invalid, 122 Unknown, 0 Unchecked, 1.91ms Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 182.61ms Time] [2021-11-13 02:36:26,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2021-11-13 02:36:26,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 1644. [2021-11-13 02:36:26,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1644 states, 1643 states have (on average 3.544735240413877) internal successors, (5824), 1643 states have internal predecessors, (5824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1644 states and 5824 transitions. [2021-11-13 02:36:26,564 INFO L78 Accepts]: Start accepts. Automaton has 1644 states and 5824 transitions. Word has length 14 [2021-11-13 02:36:26,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:26,565 INFO L470 AbstractCegarLoop]: Abstraction has 1644 states and 5824 transitions. [2021-11-13 02:36:26,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:26,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 5824 transitions. [2021-11-13 02:36:26,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 02:36:26,571 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:26,571 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:26,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 02:36:26,572 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:26,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:26,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1681518371, now seen corresponding path program 1 times [2021-11-13 02:36:26,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:26,577 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677067527] [2021-11-13 02:36:26,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:26,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:26,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:26,703 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:26,703 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677067527] [2021-11-13 02:36:26,706 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677067527] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:26,707 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:26,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 02:36:26,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851948422] [2021-11-13 02:36:26,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:26,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:36:26,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:26,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:36:26,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:36:26,710 INFO L87 Difference]: Start difference. First operand 1644 states and 5824 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:26,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:26,881 INFO L93 Difference]: Finished difference Result 2364 states and 8296 transitions. [2021-11-13 02:36:26,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:36:26,882 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-13 02:36:26,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:26,894 INFO L225 Difference]: With dead ends: 2364 [2021-11-13 02:36:26,895 INFO L226 Difference]: Without dead ends: 1204 [2021-11-13 02:36:26,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:36:26,898 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 35 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.75ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 108.19ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:26,899 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 5 Invalid, 57 Unknown, 0 Unchecked, 3.75ms Time], IncrementalHoareTripleChecker [2 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 108.19ms Time] [2021-11-13 02:36:26,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2021-11-13 02:36:26,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 1204. [2021-11-13 02:36:26,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1204 states, 1203 states have (on average 3.491271820448878) internal successors, (4200), 1203 states have internal predecessors, (4200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:26,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1204 states and 4200 transitions. [2021-11-13 02:36:26,968 INFO L78 Accepts]: Start accepts. Automaton has 1204 states and 4200 transitions. Word has length 14 [2021-11-13 02:36:26,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:26,968 INFO L470 AbstractCegarLoop]: Abstraction has 1204 states and 4200 transitions. [2021-11-13 02:36:26,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:26,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 4200 transitions. [2021-11-13 02:36:26,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 02:36:26,971 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:26,971 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:26,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 02:36:26,972 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:26,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:26,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1455934655, now seen corresponding path program 2 times [2021-11-13 02:36:26,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:26,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489494428] [2021-11-13 02:36:26,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:26,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:27,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:27,475 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:27,475 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489494428] [2021-11-13 02:36:27,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489494428] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:27,476 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:27,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 02:36:27,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665857810] [2021-11-13 02:36:27,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:27,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:36:27,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:27,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:36:27,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:36:27,478 INFO L87 Difference]: Start difference. First operand 1204 states and 4200 transitions. Second operand has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:27,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:27,635 INFO L93 Difference]: Finished difference Result 1192 states and 4147 transitions. [2021-11-13 02:36:27,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:36:27,636 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-13 02:36:27,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:27,649 INFO L225 Difference]: With dead ends: 1192 [2021-11-13 02:36:27,649 INFO L226 Difference]: Without dead ends: 1192 [2021-11-13 02:36:27,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:36:27,651 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 17 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 110.43ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.13ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 139.24ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:27,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 3 Invalid, 76 Unknown, 0 Unchecked, 1.13ms Time], IncrementalHoareTripleChecker [12 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 139.24ms Time] [2021-11-13 02:36:27,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1192 states. [2021-11-13 02:36:27,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1192 to 1192. [2021-11-13 02:36:27,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1192 states, 1191 states have (on average 3.481947942905122) internal successors, (4147), 1191 states have internal predecessors, (4147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:27,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1192 states and 4147 transitions. [2021-11-13 02:36:27,708 INFO L78 Accepts]: Start accepts. Automaton has 1192 states and 4147 transitions. Word has length 14 [2021-11-13 02:36:27,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:27,708 INFO L470 AbstractCegarLoop]: Abstraction has 1192 states and 4147 transitions. [2021-11-13 02:36:27,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:27,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 4147 transitions. [2021-11-13 02:36:27,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 02:36:27,711 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:27,711 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:27,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 02:36:27,712 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:27,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:27,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1352394097, now seen corresponding path program 1 times [2021-11-13 02:36:27,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:27,713 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23842584] [2021-11-13 02:36:27,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:27,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:27,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:27,850 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:27,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23842584] [2021-11-13 02:36:27,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23842584] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:27,850 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:27,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 02:36:27,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84851394] [2021-11-13 02:36:27,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:27,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:36:27,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:27,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:36:27,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:36:27,852 INFO L87 Difference]: Start difference. First operand 1192 states and 4147 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:27,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:27,994 INFO L93 Difference]: Finished difference Result 1248 states and 3903 transitions. [2021-11-13 02:36:27,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:36:27,995 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-13 02:36:27,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:28,004 INFO L225 Difference]: With dead ends: 1248 [2021-11-13 02:36:28,004 INFO L226 Difference]: Without dead ends: 928 [2021-11-13 02:36:28,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:36:28,005 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 31 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 105.61ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.96ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 125.07ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:28,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 10 Invalid, 93 Unknown, 0 Unchecked, 0.96ms Time], IncrementalHoareTripleChecker [4 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 125.07ms Time] [2021-11-13 02:36:28,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928 states. [2021-11-13 02:36:28,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 928 to 928. [2021-11-13 02:36:28,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 927 states have (on average 3.127292340884574) internal successors, (2899), 927 states have internal predecessors, (2899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:28,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 2899 transitions. [2021-11-13 02:36:28,041 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 2899 transitions. Word has length 15 [2021-11-13 02:36:28,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:28,041 INFO L470 AbstractCegarLoop]: Abstraction has 928 states and 2899 transitions. [2021-11-13 02:36:28,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:28,041 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 2899 transitions. [2021-11-13 02:36:28,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 02:36:28,043 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:28,043 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:28,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 02:36:28,044 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:28,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:28,044 INFO L85 PathProgramCache]: Analyzing trace with hash -2037900957, now seen corresponding path program 1 times [2021-11-13 02:36:28,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:28,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170552101] [2021-11-13 02:36:28,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:28,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:28,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:28,185 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:28,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170552101] [2021-11-13 02:36:28,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170552101] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:28,185 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:28,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 02:36:28,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126767654] [2021-11-13 02:36:28,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:28,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 02:36:28,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:28,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 02:36:28,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 02:36:28,187 INFO L87 Difference]: Start difference. First operand 928 states and 2899 transitions. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:28,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:28,353 INFO L93 Difference]: Finished difference Result 794 states and 2216 transitions. [2021-11-13 02:36:28,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 02:36:28,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-13 02:36:28,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:28,359 INFO L225 Difference]: With dead ends: 794 [2021-11-13 02:36:28,359 INFO L226 Difference]: Without dead ends: 582 [2021-11-13 02:36:28,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:36:28,360 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 59 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.44ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 152.26ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:28,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 13 Invalid, 120 Unknown, 0 Unchecked, 1.44ms Time], IncrementalHoareTripleChecker [8 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 152.26ms Time] [2021-11-13 02:36:28,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-11-13 02:36:28,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 582. [2021-11-13 02:36:28,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 582 states, 581 states have (on average 2.721170395869191) internal successors, (1581), 581 states have internal predecessors, (1581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:28,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 1581 transitions. [2021-11-13 02:36:28,380 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 1581 transitions. Word has length 17 [2021-11-13 02:36:28,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:28,381 INFO L470 AbstractCegarLoop]: Abstraction has 582 states and 1581 transitions. [2021-11-13 02:36:28,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:28,381 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1581 transitions. [2021-11-13 02:36:28,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 02:36:28,383 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:28,383 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:28,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 02:36:28,383 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:28,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:28,383 INFO L85 PathProgramCache]: Analyzing trace with hash 60636259, now seen corresponding path program 1 times [2021-11-13 02:36:28,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:28,384 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168365091] [2021-11-13 02:36:28,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:28,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:28,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:28,532 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:28,532 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168365091] [2021-11-13 02:36:28,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168365091] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:28,533 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:28,533 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 02:36:28,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380032835] [2021-11-13 02:36:28,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:28,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:36:28,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:28,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:36:28,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:36:28,534 INFO L87 Difference]: Start difference. First operand 582 states and 1581 transitions. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:28,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:28,749 INFO L93 Difference]: Finished difference Result 489 states and 1282 transitions. [2021-11-13 02:36:28,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 02:36:28,749 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-13 02:36:28,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:28,753 INFO L225 Difference]: With dead ends: 489 [2021-11-13 02:36:28,753 INFO L226 Difference]: Without dead ends: 412 [2021-11-13 02:36:28,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:36:28,754 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 97 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 170.19ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.87ms SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 198.04ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:28,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 12 Invalid, 137 Unknown, 0 Unchecked, 1.87ms Time], IncrementalHoareTripleChecker [15 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 198.04ms Time] [2021-11-13 02:36:28,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2021-11-13 02:36:28,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 412. [2021-11-13 02:36:28,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 411 states have (on average 2.6545012165450124) internal successors, (1091), 411 states have internal predecessors, (1091), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:28,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 1091 transitions. [2021-11-13 02:36:28,769 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 1091 transitions. Word has length 19 [2021-11-13 02:36:28,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:28,769 INFO L470 AbstractCegarLoop]: Abstraction has 412 states and 1091 transitions. [2021-11-13 02:36:28,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:28,769 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1091 transitions. [2021-11-13 02:36:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 02:36:28,771 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:28,771 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:28,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 02:36:28,771 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:28,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:28,772 INFO L85 PathProgramCache]: Analyzing trace with hash -120780292, now seen corresponding path program 1 times [2021-11-13 02:36:28,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:28,772 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236680945] [2021-11-13 02:36:28,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:28,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:28,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:28,943 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:28,943 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236680945] [2021-11-13 02:36:28,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236680945] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:28,943 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:28,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 02:36:28,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551473027] [2021-11-13 02:36:28,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:28,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 02:36:28,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:28,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 02:36:28,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:36:28,945 INFO L87 Difference]: Start difference. First operand 412 states and 1091 transitions. Second operand has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:29,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:29,128 INFO L93 Difference]: Finished difference Result 389 states and 1044 transitions. [2021-11-13 02:36:29,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 02:36:29,129 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-11-13 02:36:29,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:29,131 INFO L225 Difference]: With dead ends: 389 [2021-11-13 02:36:29,131 INFO L226 Difference]: Without dead ends: 255 [2021-11-13 02:36:29,131 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-13 02:36:29,132 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 84 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 143.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.53ms SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 168.65ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:29,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 11 Invalid, 157 Unknown, 0 Unchecked, 1.53ms Time], IncrementalHoareTripleChecker [20 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 168.65ms Time] [2021-11-13 02:36:29,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2021-11-13 02:36:29,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255. [2021-11-13 02:36:29,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 2.6968503937007875) internal successors, (685), 254 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:29,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 685 transitions. [2021-11-13 02:36:29,141 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 685 transitions. Word has length 22 [2021-11-13 02:36:29,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:29,141 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 685 transitions. [2021-11-13 02:36:29,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:29,142 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 685 transitions. [2021-11-13 02:36:29,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 02:36:29,143 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:29,143 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:29,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-13 02:36:29,143 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:29,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:29,144 INFO L85 PathProgramCache]: Analyzing trace with hash 17169180, now seen corresponding path program 1 times [2021-11-13 02:36:29,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:29,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031897940] [2021-11-13 02:36:29,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:29,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:29,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:29,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:29,348 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:29,349 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031897940] [2021-11-13 02:36:29,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031897940] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:29,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:29,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 02:36:29,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003765939] [2021-11-13 02:36:29,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:29,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:36:29,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:29,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:36:29,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:36:29,350 INFO L87 Difference]: Start difference. First operand 255 states and 685 transitions. Second operand has 6 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:29,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:29,471 INFO L93 Difference]: Finished difference Result 362 states and 973 transitions. [2021-11-13 02:36:29,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:36:29,472 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-13 02:36:29,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:29,474 INFO L225 Difference]: With dead ends: 362 [2021-11-13 02:36:29,474 INFO L226 Difference]: Without dead ends: 320 [2021-11-13 02:36:29,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:36:29,475 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 21 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 88.80ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.68ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 102.36ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:29,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 3 Invalid, 75 Unknown, 0 Unchecked, 0.68ms Time], IncrementalHoareTripleChecker [11 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 102.36ms Time] [2021-11-13 02:36:29,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2021-11-13 02:36:29,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 239. [2021-11-13 02:36:29,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 238 states have (on average 2.6092436974789917) internal successors, (621), 238 states have internal predecessors, (621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:29,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 621 transitions. [2021-11-13 02:36:29,484 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 621 transitions. Word has length 25 [2021-11-13 02:36:29,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:29,485 INFO L470 AbstractCegarLoop]: Abstraction has 239 states and 621 transitions. [2021-11-13 02:36:29,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:29,485 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 621 transitions. [2021-11-13 02:36:29,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 02:36:29,486 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:29,486 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:29,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-13 02:36:29,487 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:29,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:29,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1757001164, now seen corresponding path program 2 times [2021-11-13 02:36:29,487 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:29,487 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266392219] [2021-11-13 02:36:29,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:29,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:36:29,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:36:29,786 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:36:29,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266392219] [2021-11-13 02:36:29,787 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266392219] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:36:29,787 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:36:29,787 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 02:36:29,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541257675] [2021-11-13 02:36:29,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:36:29,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 02:36:29,788 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:36:29,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 02:36:29,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-13 02:36:29,788 INFO L87 Difference]: Start difference. First operand 239 states and 621 transitions. Second operand has 8 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:29,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:36:29,971 INFO L93 Difference]: Finished difference Result 414 states and 1078 transitions. [2021-11-13 02:36:29,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:36:29,972 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-13 02:36:29,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:36:29,973 INFO L225 Difference]: With dead ends: 414 [2021-11-13 02:36:29,973 INFO L226 Difference]: Without dead ends: 168 [2021-11-13 02:36:29,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2021-11-13 02:36:29,974 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 55 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 118.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.19ms SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 140.68ms IncrementalHoareTripleChecker+Time [2021-11-13 02:36:29,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [55 Valid, 3 Invalid, 106 Unknown, 0 Unchecked, 1.19ms Time], IncrementalHoareTripleChecker [42 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 140.68ms Time] [2021-11-13 02:36:29,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-11-13 02:36:29,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 150. [2021-11-13 02:36:29,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 149 states have (on average 2.5033557046979866) internal successors, (373), 149 states have internal predecessors, (373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 373 transitions. [2021-11-13 02:36:29,980 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 373 transitions. Word has length 25 [2021-11-13 02:36:29,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:36:29,981 INFO L470 AbstractCegarLoop]: Abstraction has 150 states and 373 transitions. [2021-11-13 02:36:29,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:36:29,981 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 373 transitions. [2021-11-13 02:36:29,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 02:36:29,982 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:36:29,982 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:29,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-13 02:36:29,982 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:36:29,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:36:29,983 INFO L85 PathProgramCache]: Analyzing trace with hash 693949916, now seen corresponding path program 3 times [2021-11-13 02:36:29,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:36:29,983 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429832301] [2021-11-13 02:36:29,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:36:29,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:36:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 02:36:30,110 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 02:36:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 02:36:30,294 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-13 02:36:30,294 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 02:36:30,295 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 02:36:30,297 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 02:36:30,297 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 02:36:30,298 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 02:36:30,298 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 02:36:30,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-13 02:36:30,300 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:36:30,305 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 02:36:30,305 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 02:36:30,383 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 02:36:30,385 INFO L158 Benchmark]: Toolchain (without parser) took 53049.70ms. Allocated memory was 121.6MB in the beginning and 237.0MB in the end (delta: 115.3MB). Free memory was 77.9MB in the beginning and 157.6MB in the end (delta: -79.7MB). Peak memory consumption was 141.3MB. Max. memory is 16.1GB. [2021-11-13 02:36:30,386 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:36:30,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 747.81ms. Allocated memory is still 121.6MB. Free memory was 77.7MB in the beginning and 78.2MB in the end (delta: -537.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 02:36:30,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.88ms. Allocated memory is still 121.6MB. Free memory was 78.2MB in the beginning and 75.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 02:36:30,387 INFO L158 Benchmark]: Boogie Preprocessor took 80.94ms. Allocated memory is still 121.6MB. Free memory was 75.1MB in the beginning and 72.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:36:30,387 INFO L158 Benchmark]: RCFGBuilder took 1661.84ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 72.3MB in the beginning and 97.9MB in the end (delta: -25.6MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2021-11-13 02:36:30,387 INFO L158 Benchmark]: TraceAbstraction took 50470.42ms. Allocated memory was 155.2MB in the beginning and 237.0MB in the end (delta: 81.8MB). Free memory was 96.8MB in the beginning and 157.6MB in the end (delta: -60.8MB). Peak memory consumption was 125.9MB. Max. memory is 16.1GB. [2021-11-13 02:36:30,389 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 747.81ms. Allocated memory is still 121.6MB. Free memory was 77.7MB in the beginning and 78.2MB in the end (delta: -537.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.88ms. Allocated memory is still 121.6MB. Free memory was 78.2MB in the beginning and 75.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.94ms. Allocated memory is still 121.6MB. Free memory was 75.1MB in the beginning and 72.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1661.84ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 72.3MB in the beginning and 97.9MB in the end (delta: -25.6MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. * TraceAbstraction took 50470.42ms. Allocated memory was 155.2MB in the beginning and 237.0MB in the end (delta: 81.8MB). Free memory was 96.8MB in the beginning and 157.6MB in the end (delta: -60.8MB). Peak memory consumption was 125.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 43.9s, 161 PlacesBefore, 43 PlacesAfterwards, 150 TransitionsBefore, 30 TransitionsAfterwards, 2886 CoEnabledTransitionPairs, 7 FixpointIterations, 62 TrivialSequentialCompositions, 59 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 2 ChoiceCompositions, 129 TotalNumberOfCompositions, 7069 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3113, positive: 2881, positive conditional: 0, positive unconditional: 2881, negative: 232, negative conditional: 0, negative unconditional: 232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1967, positive: 1888, positive conditional: 0, positive unconditional: 1888, negative: 79, negative conditional: 0, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1967, positive: 1869, positive conditional: 0, positive unconditional: 1869, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 98, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9183, positive: 322, positive conditional: 0, positive unconditional: 322, negative: 1304, negative conditional: 0, negative unconditional: 1304, unknown: 7557, unknown conditional: 0, unknown unconditional: 7557] ], Cache Queries: [ total: 3113, positive: 993, positive conditional: 0, positive unconditional: 993, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 1967, unknown conditional: 0, unknown unconditional: 1967] , Statistics on independence cache: Total cache size (in pairs): 136, Positive cache size: 101, Positive conditional cache size: 0, Positive unconditional cache size: 101, Negative cache size: 35, Negative conditional cache size: 0, Negative unconditional cache size: 35 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 02:36:30,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:36:32,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:36:32,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:36:32,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:36:32,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:36:32,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:36:32,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:36:32,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:36:32,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:36:32,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:36:32,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:36:32,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:36:32,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:36:32,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:36:32,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:36:32,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:36:32,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:36:32,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:36:32,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:36:32,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:36:32,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:36:32,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:36:32,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:36:32,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:36:32,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:36:32,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:36:32,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:36:32,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:36:32,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:36:32,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:36:32,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:36:32,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:36:32,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:36:32,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:36:32,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:36:32,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:36:32,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:36:32,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:36:32,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:36:32,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:36:32,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:36:32,897 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-13 02:36:32,934 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:36:32,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:36:32,936 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:36:32,936 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:36:32,937 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:36:32,937 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:36:32,937 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:36:32,937 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:36:32,938 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:36:32,938 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:36:32,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:36:32,941 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 02:36:32,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 02:36:32,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:36:32,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:36:32,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:36:32,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:36:32,943 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:36:32,943 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 02:36:32,943 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 02:36:32,944 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 02:36:32,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:36:32,944 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:36:32,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:36:32,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:36:32,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 02:36:32,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:36:32,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:36:32,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:36:32,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:36:32,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:36:32,946 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 02:36:32,947 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 02:36:32,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:36:32,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:36:32,948 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:36:32,948 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e946e8dea30db7efb52f6f71a24f03cd895152f9df0eae9d8d1291d135f806ee [2021-11-13 02:36:33,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:36:33,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:36:33,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:36:33,379 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:36:33,382 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:36:33,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2021-11-13 02:36:33,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/data/08a86bbc1/105c77a785b1457ebd581c8de2defd97/FLAG9c2a09341 [2021-11-13 02:36:34,153 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:36:34,154 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i [2021-11-13 02:36:34,179 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/data/08a86bbc1/105c77a785b1457ebd581c8de2defd97/FLAG9c2a09341 [2021-11-13 02:36:34,373 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/data/08a86bbc1/105c77a785b1457ebd581c8de2defd97 [2021-11-13 02:36:34,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:36:34,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:36:34,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:36:34,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:36:34,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:36:34,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:36:34" (1/1) ... [2021-11-13 02:36:34,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30fb5323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:34, skipping insertion in model container [2021-11-13 02:36:34,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:36:34" (1/1) ... [2021-11-13 02:36:34,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:36:34,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:36:34,670 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i[949,962] [2021-11-13 02:36:34,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:36:34,983 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:36:34,996 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/sv-benchmarks/c/pthread-wmm/safe016_rmo.opt.i[949,962] [2021-11-13 02:36:35,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:36:35,122 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:36:35,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35 WrapperNode [2021-11-13 02:36:35,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:36:35,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:36:35,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:36:35,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:36:35,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (1/1) ... [2021-11-13 02:36:35,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (1/1) ... [2021-11-13 02:36:35,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:36:35,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:36:35,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:36:35,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:36:35,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (1/1) ... [2021-11-13 02:36:35,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (1/1) ... [2021-11-13 02:36:35,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (1/1) ... [2021-11-13 02:36:35,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (1/1) ... [2021-11-13 02:36:35,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (1/1) ... [2021-11-13 02:36:35,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (1/1) ... [2021-11-13 02:36:35,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (1/1) ... [2021-11-13 02:36:35,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:36:35,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:36:35,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:36:35,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:36:35,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (1/1) ... [2021-11-13 02:36:35,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:36:35,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:36:35,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:36:35,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:36:35,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 02:36:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 02:36:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 02:36:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 02:36:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 02:36:35,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 02:36:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-13 02:36:35,399 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 02:36:35,399 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 02:36:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 02:36:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 02:36:35,400 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 02:36:35,400 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 02:36:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-13 02:36:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-13 02:36:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 02:36:35,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:36:35,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:36:35,403 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 02:36:37,017 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:36:37,017 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 02:36:37,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:36:37 BoogieIcfgContainer [2021-11-13 02:36:37,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:36:37,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:36:37,024 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:36:37,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:36:37,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:36:34" (1/3) ... [2021-11-13 02:36:37,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f7f32fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:36:37, skipping insertion in model container [2021-11-13 02:36:37,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:36:35" (2/3) ... [2021-11-13 02:36:37,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f7f32fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:36:37, skipping insertion in model container [2021-11-13 02:36:37,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:36:37" (3/3) ... [2021-11-13 02:36:37,030 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_rmo.opt.i [2021-11-13 02:36:37,038 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 02:36:37,038 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:36:37,039 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 02:36:37,039 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 02:36:37,103 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,103 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,103 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,104 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,104 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,105 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,105 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,105 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,106 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,106 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,107 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,107 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,107 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,108 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,108 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,108 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,108 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,109 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,110 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,110 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,111 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,112 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,113 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,113 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,114 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,114 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,114 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,114 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,115 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,115 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,115 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,115 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,116 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,116 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,116 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,117 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,117 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,117 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,117 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,117 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,118 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,119 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,120 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,121 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,122 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,122 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,122 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,123 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,123 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,123 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,124 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,125 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,126 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,127 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,129 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,130 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,131 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,137 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,137 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,137 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,138 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,138 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,138 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,138 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,138 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,139 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,140 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,140 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,140 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,140 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,140 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,140 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,141 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,141 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,141 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,141 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,141 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,141 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,142 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,142 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,142 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,144 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,144 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,144 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,145 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,145 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,145 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,145 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,145 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,145 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,167 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,167 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,167 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,168 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,169 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,170 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,173 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,173 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,173 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,173 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,173 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,175 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,175 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,176 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,176 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,178 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,178 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,178 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,178 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,179 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,179 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,179 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,179 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,179 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,180 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,180 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,180 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,181 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,181 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,181 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,181 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,181 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,182 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,182 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,183 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,183 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,183 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,183 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,184 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,184 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,184 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,184 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,184 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,185 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,185 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,185 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,185 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,185 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,186 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,186 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,186 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,186 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,186 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,187 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,187 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,187 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,188 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,188 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,188 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,188 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,188 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,188 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,189 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,189 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,191 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,194 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,195 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,199 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,199 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,199 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,200 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,200 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,200 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,200 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,202 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,202 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,203 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,203 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,204 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,205 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,205 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,205 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,205 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,205 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,206 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,206 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,206 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,206 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~mem53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,207 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,208 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,208 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,210 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,210 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,211 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,211 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,211 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,211 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,212 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,212 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,213 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,214 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,215 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,216 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,216 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,216 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,216 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,217 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,217 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,217 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,217 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,217 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,218 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 02:36:37,219 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 02:36:37,265 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 02:36:37,272 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 02:36:37,272 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 02:36:37,288 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-13 02:36:37,301 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 162 places, 151 transitions, 322 flow [2021-11-13 02:36:37,304 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 162 places, 151 transitions, 322 flow [2021-11-13 02:36:37,306 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 162 places, 151 transitions, 322 flow [2021-11-13 02:36:37,377 INFO L129 PetriNetUnfolder]: 2/147 cut-off events. [2021-11-13 02:36:37,378 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-13 02:36:37,383 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160 conditions, 147 events. 2/147 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 62 event pairs, 0 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 88. Up to 2 conditions per place. [2021-11-13 02:36:37,388 INFO L116 LiptonReduction]: Number of co-enabled transitions 2886 [2021-11-13 02:36:50,733 WARN L227 SmtUtils]: Spent 5.33s on a formula simplification. DAG size of input: 358 DAG size of output: 315 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-13 02:37:24,298 INFO L131 LiptonReduction]: Checked pairs total: 7555 [2021-11-13 02:37:24,299 INFO L133 LiptonReduction]: Total number of compositions: 132 [2021-11-13 02:37:24,310 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 44 places, 32 transitions, 84 flow [2021-11-13 02:37:24,453 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2252 states, 2251 states have (on average 3.994669035984007) internal successors, (8992), 2251 states have internal predecessors, (8992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:24,465 INFO L276 IsEmpty]: Start isEmpty. Operand has 2252 states, 2251 states have (on average 3.994669035984007) internal successors, (8992), 2251 states have internal predecessors, (8992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:24,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 02:37:24,474 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:37:24,475 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:37:24,475 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:37:24,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:37:24,481 INFO L85 PathProgramCache]: Analyzing trace with hash -916253355, now seen corresponding path program 1 times [2021-11-13 02:37:24,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:37:24,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2147252892] [2021-11-13 02:37:24,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:37:24,495 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:37:24,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:37:24,498 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:37:24,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-13 02:37:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:37:24,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 02:37:24,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:37:24,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:24,882 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:37:24,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:24,901 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:37:24,902 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2147252892] [2021-11-13 02:37:24,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2147252892] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:37:24,903 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:37:24,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 02:37:24,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202176729] [2021-11-13 02:37:24,905 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:37:24,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 02:37:24,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:37:24,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 02:37:24,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 02:37:24,949 INFO L87 Difference]: Start difference. First operand has 2252 states, 2251 states have (on average 3.994669035984007) internal successors, (8992), 2251 states have internal predecessors, (8992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:25,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:37:25,121 INFO L93 Difference]: Finished difference Result 2252 states and 8592 transitions. [2021-11-13 02:37:25,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 02:37:25,123 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-13 02:37:25,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:37:25,180 INFO L225 Difference]: With dead ends: 2252 [2021-11-13 02:37:25,181 INFO L226 Difference]: Without dead ends: 2252 [2021-11-13 02:37:25,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 02:37:25,190 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 71.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.52ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 86.45ms IncrementalHoareTripleChecker+Time [2021-11-13 02:37:25,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 2 Invalid, 24 Unknown, 0 Unchecked, 0.52ms Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 86.45ms Time] [2021-11-13 02:37:25,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2252 states. [2021-11-13 02:37:25,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2252 to 2252. [2021-11-13 02:37:25,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2252 states, 2251 states have (on average 3.8169702354509107) internal successors, (8592), 2251 states have internal predecessors, (8592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:25,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 2252 states and 8592 transitions. [2021-11-13 02:37:25,452 INFO L78 Accepts]: Start accepts. Automaton has 2252 states and 8592 transitions. Word has length 10 [2021-11-13 02:37:25,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:37:25,453 INFO L470 AbstractCegarLoop]: Abstraction has 2252 states and 8592 transitions. [2021-11-13 02:37:25,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:25,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 8592 transitions. [2021-11-13 02:37:25,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 02:37:25,457 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:37:25,457 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:37:25,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-13 02:37:25,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:37:25,674 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:37:25,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:37:25,676 INFO L85 PathProgramCache]: Analyzing trace with hash -51799430, now seen corresponding path program 1 times [2021-11-13 02:37:25,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:37:25,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1988958750] [2021-11-13 02:37:25,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:37:25,677 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:37:25,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:37:25,679 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:37:25,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 02:37:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:37:26,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 02:37:26,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:37:26,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:26,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:37:26,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:26,240 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:37:26,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1988958750] [2021-11-13 02:37:26,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1988958750] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:37:26,241 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:37:26,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-11-13 02:37:26,241 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129269731] [2021-11-13 02:37:26,241 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:37:26,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:37:26,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:37:26,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:37:26,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:37:26,246 INFO L87 Difference]: Start difference. First operand 2252 states and 8592 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:26,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:37:26,489 INFO L93 Difference]: Finished difference Result 1004 states and 3024 transitions. [2021-11-13 02:37:26,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:37:26,489 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-13 02:37:26,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:37:26,499 INFO L225 Difference]: With dead ends: 1004 [2021-11-13 02:37:26,499 INFO L226 Difference]: Without dead ends: 1004 [2021-11-13 02:37:26,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:37:26,501 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 20 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 162.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.36ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 220.24ms IncrementalHoareTripleChecker+Time [2021-11-13 02:37:26,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 6 Invalid, 70 Unknown, 0 Unchecked, 1.36ms Time], IncrementalHoareTripleChecker [4 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 220.24ms Time] [2021-11-13 02:37:26,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1004 states. [2021-11-13 02:37:26,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1004 to 1004. [2021-11-13 02:37:26,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1004 states, 1003 states have (on average 3.0149551345962116) internal successors, (3024), 1003 states have internal predecessors, (3024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:26,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 3024 transitions. [2021-11-13 02:37:26,546 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 3024 transitions. Word has length 12 [2021-11-13 02:37:26,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:37:26,546 INFO L470 AbstractCegarLoop]: Abstraction has 1004 states and 3024 transitions. [2021-11-13 02:37:26,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:26,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 3024 transitions. [2021-11-13 02:37:26,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 02:37:26,551 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:37:26,551 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:37:26,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 02:37:26,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:37:26,776 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:37:26,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:37:26,776 INFO L85 PathProgramCache]: Analyzing trace with hash 821314818, now seen corresponding path program 1 times [2021-11-13 02:37:26,777 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:37:26,777 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1455332178] [2021-11-13 02:37:26,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:37:26,777 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:37:26,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:37:26,778 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:37:26,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-13 02:37:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:37:27,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 02:37:27,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:37:27,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:27,254 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:37:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:27,397 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:37:27,397 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1455332178] [2021-11-13 02:37:27,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1455332178] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:37:27,397 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:37:27,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-11-13 02:37:27,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573715143] [2021-11-13 02:37:27,398 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:37:27,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 02:37:27,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:37:27,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 02:37:27,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-13 02:37:27,401 INFO L87 Difference]: Start difference. First operand 1004 states and 3024 transitions. Second operand has 8 states, 8 states have (on average 4.125) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:27,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:37:27,889 INFO L93 Difference]: Finished difference Result 656 states and 2036 transitions. [2021-11-13 02:37:27,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 02:37:27,889 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.125) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-13 02:37:27,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:37:27,895 INFO L225 Difference]: With dead ends: 656 [2021-11-13 02:37:27,895 INFO L226 Difference]: Without dead ends: 656 [2021-11-13 02:37:27,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-13 02:37:27,897 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 107 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 360.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.61ms SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 437.18ms IncrementalHoareTripleChecker+Time [2021-11-13 02:37:27,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [107 Valid, 20 Invalid, 225 Unknown, 0 Unchecked, 4.61ms Time], IncrementalHoareTripleChecker [25 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 437.18ms Time] [2021-11-13 02:37:27,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 656 states. [2021-11-13 02:37:27,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 656 to 656. [2021-11-13 02:37:27,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 656 states, 655 states have (on average 3.1083969465648855) internal successors, (2036), 655 states have internal predecessors, (2036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:27,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 2036 transitions. [2021-11-13 02:37:27,926 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 2036 transitions. Word has length 18 [2021-11-13 02:37:27,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:37:27,926 INFO L470 AbstractCegarLoop]: Abstraction has 656 states and 2036 transitions. [2021-11-13 02:37:27,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.125) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 2036 transitions. [2021-11-13 02:37:27,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 02:37:27,929 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:37:27,930 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:37:27,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-13 02:37:28,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:37:28,144 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:37:28,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:37:28,145 INFO L85 PathProgramCache]: Analyzing trace with hash -1619939260, now seen corresponding path program 1 times [2021-11-13 02:37:28,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:37:28,146 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1270813846] [2021-11-13 02:37:28,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:37:28,146 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:37:28,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:37:28,147 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:37:28,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 02:37:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:37:28,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 02:37:28,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:37:28,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:28,555 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:37:28,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:28,684 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 02:37:28,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1270813846] [2021-11-13 02:37:28,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1270813846] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 02:37:28,685 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:37:28,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-11-13 02:37:28,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940237951] [2021-11-13 02:37:28,685 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 02:37:28,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:37:28,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 02:37:28,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:37:28,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-13 02:37:28,687 INFO L87 Difference]: Start difference. First operand 656 states and 2036 transitions. Second operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:28,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:37:28,934 INFO L93 Difference]: Finished difference Result 839 states and 2558 transitions. [2021-11-13 02:37:28,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:37:28,935 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-13 02:37:28,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:37:28,939 INFO L225 Difference]: With dead ends: 839 [2021-11-13 02:37:28,940 INFO L226 Difference]: Without dead ends: 536 [2021-11-13 02:37:28,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-13 02:37:28,941 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 16 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 196.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.99ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 226.71ms IncrementalHoareTripleChecker+Time [2021-11-13 02:37:28,942 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 8 Invalid, 103 Unknown, 0 Unchecked, 0.99ms Time], IncrementalHoareTripleChecker [1 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 226.71ms Time] [2021-11-13 02:37:28,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-11-13 02:37:28,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 536. [2021-11-13 02:37:28,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 535 states have (on average 3.0093457943925235) internal successors, (1610), 535 states have internal predecessors, (1610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 1610 transitions. [2021-11-13 02:37:28,964 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 1610 transitions. Word has length 26 [2021-11-13 02:37:28,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:37:28,965 INFO L470 AbstractCegarLoop]: Abstraction has 536 states and 1610 transitions. [2021-11-13 02:37:28,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:37:28,965 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1610 transitions. [2021-11-13 02:37:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 02:37:28,967 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:37:28,968 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:37:28,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-13 02:37:29,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:37:29,183 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 02:37:29,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:37:29,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1203639098, now seen corresponding path program 2 times [2021-11-13 02:37:29,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 02:37:29,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [235780050] [2021-11-13 02:37:29,185 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 02:37:29,185 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 02:37:29,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 02:37:29,187 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 02:37:29,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 02:37:29,499 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 02:37:29,499 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 02:37:29,499 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 02:37:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 02:37:29,925 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-13 02:37:29,925 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 02:37:29,926 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 02:37:29,928 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 02:37:29,929 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 02:37:29,929 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 02:37:29,929 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 02:37:29,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-13 02:37:30,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 02:37:30,149 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2021-11-13 02:37:30,152 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 02:37:30,152 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 02:37:30,232 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 02:37:30,234 INFO L158 Benchmark]: Toolchain (without parser) took 55857.15ms. Allocated memory was 69.2MB in the beginning and 144.7MB in the end (delta: 75.5MB). Free memory was 46.3MB in the beginning and 48.3MB in the end (delta: -1.9MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2021-11-13 02:37:30,235 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 69.2MB. Free memory was 49.9MB in the beginning and 49.9MB in the end (delta: 43.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:37:30,235 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.78ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 39.2MB in the end (delta: 7.0MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2021-11-13 02:37:30,235 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.53ms. Allocated memory is still 69.2MB. Free memory was 38.9MB in the beginning and 35.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:37:30,236 INFO L158 Benchmark]: Boogie Preprocessor took 85.48ms. Allocated memory is still 69.2MB. Free memory was 35.9MB in the beginning and 32.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 02:37:30,236 INFO L158 Benchmark]: RCFGBuilder took 1714.27ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 32.6MB in the beginning and 46.7MB in the end (delta: -14.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2021-11-13 02:37:30,237 INFO L158 Benchmark]: TraceAbstraction took 53210.10ms. Allocated memory was 90.2MB in the beginning and 144.7MB in the end (delta: 54.5MB). Free memory was 46.3MB in the beginning and 48.3MB in the end (delta: -2.0MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2021-11-13 02:37:30,239 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 69.2MB. Free memory was 49.9MB in the beginning and 49.9MB in the end (delta: 43.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.78ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 39.2MB in the end (delta: 7.0MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.53ms. Allocated memory is still 69.2MB. Free memory was 38.9MB in the beginning and 35.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.48ms. Allocated memory is still 69.2MB. Free memory was 35.9MB in the beginning and 32.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1714.27ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 32.6MB in the beginning and 46.7MB in the end (delta: -14.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * TraceAbstraction took 53210.10ms. Allocated memory was 90.2MB in the beginning and 144.7MB in the end (delta: 54.5MB). Free memory was 46.3MB in the beginning and 48.3MB in the end (delta: -2.0MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 47.0s, 162 PlacesBefore, 44 PlacesAfterwards, 151 TransitionsBefore, 32 TransitionsAfterwards, 2886 CoEnabledTransitionPairs, 8 FixpointIterations, 63 TrivialSequentialCompositions, 59 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 9 ConcurrentYvCompositions, 1 ChoiceCompositions, 132 TotalNumberOfCompositions, 7555 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3176, positive: 2927, positive conditional: 0, positive unconditional: 2927, negative: 249, negative conditional: 0, negative unconditional: 249, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1882, positive: 1823, positive conditional: 0, positive unconditional: 1823, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1882, positive: 1792, positive conditional: 0, positive unconditional: 1792, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 90, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 5, unknown conditional: 0, unknown unconditional: 5] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13403, positive: 203, positive conditional: 0, positive unconditional: 203, negative: 3146, negative conditional: 0, negative unconditional: 3146, unknown: 10055, unknown conditional: 0, unknown unconditional: 10055] ], Cache Queries: [ total: 3176, positive: 1104, positive conditional: 0, positive unconditional: 1104, negative: 190, negative conditional: 0, negative unconditional: 190, unknown: 1882, unknown conditional: 0, unknown unconditional: 1882] , Statistics on independence cache: Total cache size (in pairs): 145, Positive cache size: 120, Positive conditional cache size: 0, Positive unconditional cache size: 120, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 02:37:30,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c860a944-1666-45ca-9027-fd43c78860ec/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null