./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/thin002_power.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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/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 e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:28:43,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:28:43,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:28:44,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:28:44,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:28:44,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:28:44,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:28:44,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:28:44,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:28:44,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:28:44,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:28:44,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:28:44,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:28:44,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:28:44,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:28:44,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:28:44,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:28:44,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:28:44,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:28:44,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:28:44,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:28:44,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:28:44,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:28:44,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:28:44,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:28:44,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:28:44,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:28:44,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:28:44,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:28:44,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:28:44,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:28:44,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:28:44,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:28:44,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:28:44,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:28:44,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:28:44,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:28:44,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:28:44,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:28:44,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:28:44,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:28:44,093 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 23:28:44,140 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:28:44,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:28:44,142 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:28:44,142 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:28:44,142 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:28:44,143 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:28:44,143 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:28:44,143 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:28:44,143 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:28:44,143 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:28:44,150 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:28:44,151 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:28:44,151 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:28:44,151 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:28:44,151 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:28:44,152 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:28:44,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:28:44,153 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:28:44,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:28:44,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:28:44,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:28:44,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:28:44,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:28:44,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:28:44,154 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:28:44,154 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:28:44,154 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:28:44,155 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:28:44,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:28:44,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:28:44,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:28:44,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:28:44,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:28:44,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:28:44,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:28:44,157 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:28:44,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:28:44,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:28:44,157 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:28:44,157 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:28:44,158 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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 [2021-11-12 23:28:44,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:28:44,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:28:44,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:28:44,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:28:44,461 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:28:44,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2021-11-12 23:28:44,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/data/aca705442/060f28eb041b4cb5b83097b1f4f0b854/FLAGd1afda50d [2021-11-12 23:28:45,062 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:28:45,062 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2021-11-12 23:28:45,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/data/aca705442/060f28eb041b4cb5b83097b1f4f0b854/FLAGd1afda50d [2021-11-12 23:28:45,370 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/data/aca705442/060f28eb041b4cb5b83097b1f4f0b854 [2021-11-12 23:28:45,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:28:45,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:28:45,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:28:45,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:28:45,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:28:45,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:28:45" (1/1) ... [2021-11-12 23:28:45,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b724c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:45, skipping insertion in model container [2021-11-12 23:28:45,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:28:45" (1/1) ... [2021-11-12 23:28:45,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:28:45,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:28:45,682 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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2021-11-12 23:28:45,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:28:45,958 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:28:45,971 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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2021-11-12 23:28:46,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:28:46,133 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:28:46,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46 WrapperNode [2021-11-12 23:28:46,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:28:46,135 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:28:46,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:28:46,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:28:46,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (1/1) ... [2021-11-12 23:28:46,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (1/1) ... [2021-11-12 23:28:46,251 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:28:46,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:28:46,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:28:46,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:28:46,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (1/1) ... [2021-11-12 23:28:46,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (1/1) ... [2021-11-12 23:28:46,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (1/1) ... [2021-11-12 23:28:46,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (1/1) ... [2021-11-12 23:28:46,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (1/1) ... [2021-11-12 23:28:46,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (1/1) ... [2021-11-12 23:28:46,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (1/1) ... [2021-11-12 23:28:46,339 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:28:46,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:28:46,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:28:46,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:28:46,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (1/1) ... [2021-11-12 23:28:46,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:28:46,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:28:46,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:28:46,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:28:46,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-12 23:28:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-12 23:28:46,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-12 23:28:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:28:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:28:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-12 23:28:46,458 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-12 23:28:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-12 23:28:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-12 23:28:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-12 23:28:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-12 23:28:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-12 23:28:46,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-12 23:28:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 23:28:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-12 23:28:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:28:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:28:46,462 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-12 23:28:48,061 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:28:48,061 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-12 23:28:48,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:28:48 BoogieIcfgContainer [2021-11-12 23:28:48,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:28:48,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:28:48,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:28:48,069 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:28:48,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:28:45" (1/3) ... [2021-11-12 23:28:48,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ecd61fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:28:48, skipping insertion in model container [2021-11-12 23:28:48,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:28:46" (2/3) ... [2021-11-12 23:28:48,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ecd61fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:28:48, skipping insertion in model container [2021-11-12 23:28:48,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:28:48" (3/3) ... [2021-11-12 23:28:48,073 INFO L111 eAbstractionObserver]: Analyzing ICFG thin002_power.opt.i [2021-11-12 23:28:48,079 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-12 23:28:48,079 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:28:48,079 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-12 23:28:48,080 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-12 23:28:48,144 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,144 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,144 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,144 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,145 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,145 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,145 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,146 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,146 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,146 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,146 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,147 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,147 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,147 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,147 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,147 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,148 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,148 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,148 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,148 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,149 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,150 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,150 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,150 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,150 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,150 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,150 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,151 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,151 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,151 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,152 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,152 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,152 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,152 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,152 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,153 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,153 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,153 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,153 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,153 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,153 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,154 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,155 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,155 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,155 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,155 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,155 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,155 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,156 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,156 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,156 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,157 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,157 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,157 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,157 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,158 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,158 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,158 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,159 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,159 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,159 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,159 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,160 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,160 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,160 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,160 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,161 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,162 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,164 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,164 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,164 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,166 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,166 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,167 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,167 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,167 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,167 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,173 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,174 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,174 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,174 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,174 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,174 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,174 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,175 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,175 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,175 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,176 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,176 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,176 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,176 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,176 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,176 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,176 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,176 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,177 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,177 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,177 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,177 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,177 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,177 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,177 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,178 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,178 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,178 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,178 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,178 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,178 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,178 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,178 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,179 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,179 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,179 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,179 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,179 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,179 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,179 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,179 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,180 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,180 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,180 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,180 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,180 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,180 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,180 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,180 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,181 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,181 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,181 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,181 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,181 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,181 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,181 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,181 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,182 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,182 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,182 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,182 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,182 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,182 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,182 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,182 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,185 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,185 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,185 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,185 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,185 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,185 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,186 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,186 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,190 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,190 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,190 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,190 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,190 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,191 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,191 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,191 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,191 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,191 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,191 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,191 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,191 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,192 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,192 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,192 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,192 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,192 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,192 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,192 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,192 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,193 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,193 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,193 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,193 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,193 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,193 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,193 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,193 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,194 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,194 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,194 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,194 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,194 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,194 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,194 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,194 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,195 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,195 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,195 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,195 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,195 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,195 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,195 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,197 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,201 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,201 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,201 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,202 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,202 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,202 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,202 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,202 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,202 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,204 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,204 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,204 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,205 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,205 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,205 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,205 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,216 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,216 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,216 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,216 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,216 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,217 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,217 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,217 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,217 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,217 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,217 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,217 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,217 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,218 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,218 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,218 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,218 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,218 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,218 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,218 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,218 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,219 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,219 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,219 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,219 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,219 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,219 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,225 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,225 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,225 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,225 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,226 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,226 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,226 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,226 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,226 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,227 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,227 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,227 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,227 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,227 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,227 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,228 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,228 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,228 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,228 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,229 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,229 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,229 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,236 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,236 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,237 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,237 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,237 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,237 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,237 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,237 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,237 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,238 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,238 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,238 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,238 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,239 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,239 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,240 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,240 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,241 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,242 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,243 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,244 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,244 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,244 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,244 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,244 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,244 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,244 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,245 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,245 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,246 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,246 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,247 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,248 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,249 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,250 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,250 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,251 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,251 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,251 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,251 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:28:48,251 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-12 23:28:48,310 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:28:48,323 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 [2021-11-12 23:28:48,323 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-12 23:28:48,344 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-12 23:28:48,358 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 166 places, 155 transitions, 330 flow [2021-11-12 23:28:48,364 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 166 places, 155 transitions, 330 flow [2021-11-12 23:28:48,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 166 places, 155 transitions, 330 flow [2021-11-12 23:28:48,483 INFO L129 PetriNetUnfolder]: 2/151 cut-off events. [2021-11-12 23:28:48,485 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-12 23:28:48,489 INFO L84 FinitePrefix]: Finished finitePrefix Result has 164 conditions, 151 events. 2/151 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/147 useless extension candidates. Maximal degree in co-relation 89. Up to 2 conditions per place. [2021-11-12 23:28:48,496 INFO L116 LiptonReduction]: Number of co-enabled transitions 2966 [2021-11-12 23:29:29,158 INFO L131 LiptonReduction]: Checked pairs total: 8163 [2021-11-12 23:29:29,158 INFO L133 LiptonReduction]: Total number of compositions: 134 [2021-11-12 23:29:29,179 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 33 transitions, 86 flow [2021-11-12 23:29:29,368 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2874 states, 2871 states have (on average 4.0431905259491465) internal successors, (11608), 2873 states have internal predecessors, (11608), 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) [2021-11-12 23:29:29,384 INFO L276 IsEmpty]: Start isEmpty. Operand has 2874 states, 2871 states have (on average 4.0431905259491465) internal successors, (11608), 2873 states have internal predecessors, (11608), 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) [2021-11-12 23:29:29,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-12 23:29:29,393 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:29,393 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:29:29,395 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:29,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:29,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1359958807, now seen corresponding path program 1 times [2021-11-12 23:29:29,410 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:29,411 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193957324] [2021-11-12 23:29:29,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:29,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:29,800 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:29,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193957324] [2021-11-12 23:29:29,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193957324] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:29,801 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:29,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-12 23:29:29,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867788038] [2021-11-12 23:29:29,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:29,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:29:29,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:29,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:29:29,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:29:29,845 INFO L87 Difference]: Start difference. First operand has 2874 states, 2871 states have (on average 4.0431905259491465) internal successors, (11608), 2873 states have internal predecessors, (11608), 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 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-11-12 23:29:30,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:30,038 INFO L93 Difference]: Finished difference Result 2362 states and 9032 transitions. [2021-11-12 23:29:30,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:29:30,040 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2021-11-12 23:29:30,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:30,101 INFO L225 Difference]: With dead ends: 2362 [2021-11-12 23:29:30,102 INFO L226 Difference]: Without dead ends: 2202 [2021-11-12 23:29:30,103 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 [2021-11-12 23:29:30,107 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 14 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 79.65ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.48ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 104.56ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:30,108 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 6 Invalid, 43 Unknown, 0 Unchecked, 1.48ms Time], IncrementalHoareTripleChecker [3 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 104.56ms Time] [2021-11-12 23:29:30,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2202 states. [2021-11-12 23:29:30,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2202 to 2202. [2021-11-12 23:29:30,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2202 states, 2201 states have (on average 3.8273512039981825) internal successors, (8424), 2201 states have internal predecessors, (8424), 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) [2021-11-12 23:29:30,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 8424 transitions. [2021-11-12 23:29:30,382 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 8424 transitions. Word has length 8 [2021-11-12 23:29:30,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:30,383 INFO L470 AbstractCegarLoop]: Abstraction has 2202 states and 8424 transitions. [2021-11-12 23:29:30,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-11-12 23:29:30,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 8424 transitions. [2021-11-12 23:29:30,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-12 23:29:30,388 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:30,388 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:29:30,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 23:29:30,389 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:30,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:30,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1095101575, now seen corresponding path program 1 times [2021-11-12 23:29:30,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:30,390 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840824441] [2021-11-12 23:29:30,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:30,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:30,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:30,574 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:30,574 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840824441] [2021-11-12 23:29:30,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840824441] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:30,574 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:30,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 23:29:30,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264487996] [2021-11-12 23:29:30,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:30,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:29:30,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:30,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:29:30,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:29:30,577 INFO L87 Difference]: Start difference. First operand 2202 states and 8424 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 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) [2021-11-12 23:29:30,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:30,799 INFO L93 Difference]: Finished difference Result 2402 states and 8894 transitions. [2021-11-12 23:29:30,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:29:30,800 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 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 [2021-11-12 23:29:30,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:30,823 INFO L225 Difference]: With dead ends: 2402 [2021-11-12 23:29:30,823 INFO L226 Difference]: Without dead ends: 2002 [2021-11-12 23:29:30,823 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 [2021-11-12 23:29:30,826 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 37 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 127.90ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.83ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 168.08ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:30,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 15 Invalid, 89 Unknown, 0 Unchecked, 1.83ms Time], IncrementalHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 168.08ms Time] [2021-11-12 23:29:30,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2002 states. [2021-11-12 23:29:30,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2002 to 2002. [2021-11-12 23:29:30,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2002 states, 2001 states have (on average 3.7751124437781107) internal successors, (7554), 2001 states have internal predecessors, (7554), 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) [2021-11-12 23:29:31,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 2002 states and 7554 transitions. [2021-11-12 23:29:31,015 INFO L78 Accepts]: Start accepts. Automaton has 2002 states and 7554 transitions. Word has length 12 [2021-11-12 23:29:31,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:31,015 INFO L470 AbstractCegarLoop]: Abstraction has 2002 states and 7554 transitions. [2021-11-12 23:29:31,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 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) [2021-11-12 23:29:31,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 7554 transitions. [2021-11-12 23:29:31,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-12 23:29:31,020 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:31,020 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:29:31,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-12 23:29:31,020 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:31,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:31,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1265848693, now seen corresponding path program 1 times [2021-11-12 23:29:31,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:31,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124970950] [2021-11-12 23:29:31,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:31,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:31,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:31,126 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:31,126 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124970950] [2021-11-12 23:29:31,126 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124970950] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:31,129 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:31,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 23:29:31,130 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120749178] [2021-11-12 23:29:31,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:31,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:29:31,130 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:31,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:29:31,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:29:31,131 INFO L87 Difference]: Start difference. First operand 2002 states and 7554 transitions. Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-11-12 23:29:31,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:31,294 INFO L93 Difference]: Finished difference Result 2182 states and 8013 transitions. [2021-11-12 23:29:31,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:29:31,295 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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 [2021-11-12 23:29:31,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:31,316 INFO L225 Difference]: With dead ends: 2182 [2021-11-12 23:29:31,316 INFO L226 Difference]: Without dead ends: 1882 [2021-11-12 23:29:31,316 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 [2021-11-12 23:29:31,318 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 32 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 102.47ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.38ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 121.34ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:31,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 15 Invalid, 83 Unknown, 0 Unchecked, 1.38ms Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 121.34ms Time] [2021-11-12 23:29:31,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1882 states. [2021-11-12 23:29:31,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1882 to 1882. [2021-11-12 23:29:31,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1882 states, 1881 states have (on average 3.746943115364168) internal successors, (7048), 1881 states have internal predecessors, (7048), 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) [2021-11-12 23:29:31,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1882 states and 7048 transitions. [2021-11-12 23:29:31,438 INFO L78 Accepts]: Start accepts. Automaton has 1882 states and 7048 transitions. Word has length 13 [2021-11-12 23:29:31,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:31,439 INFO L470 AbstractCegarLoop]: Abstraction has 1882 states and 7048 transitions. [2021-11-12 23:29:31,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2021-11-12 23:29:31,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 7048 transitions. [2021-11-12 23:29:31,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-12 23:29:31,442 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:31,442 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:29:31,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-12 23:29:31,442 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:31,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:31,443 INFO L85 PathProgramCache]: Analyzing trace with hash 617695756, now seen corresponding path program 1 times [2021-11-12 23:29:31,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:31,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456145479] [2021-11-12 23:29:31,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:31,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:31,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:31,551 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:31,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456145479] [2021-11-12 23:29:31,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456145479] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:31,555 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:31,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:29:31,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720836122] [2021-11-12 23:29:31,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:31,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:29:31,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:31,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:29:31,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:29:31,561 INFO L87 Difference]: Start difference. First operand 1882 states and 7048 transitions. Second operand has 5 states, 4 states have (on average 3.5) 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) [2021-11-12 23:29:31,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:31,792 INFO L93 Difference]: Finished difference Result 2470 states and 9117 transitions. [2021-11-12 23:29:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:29:31,792 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) 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 [2021-11-12 23:29:31,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:31,806 INFO L225 Difference]: With dead ends: 2470 [2021-11-12 23:29:31,806 INFO L226 Difference]: Without dead ends: 1180 [2021-11-12 23:29:31,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:29:31,809 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 62 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 111.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.74ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 142.74ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:31,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 15 Invalid, 95 Unknown, 0 Unchecked, 2.74ms Time], IncrementalHoareTripleChecker [2 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 142.74ms Time] [2021-11-12 23:29:31,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1180 states. [2021-11-12 23:29:31,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1180 to 1180. [2021-11-12 23:29:31,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1180 states, 1179 states have (on average 3.584393553859203) internal successors, (4226), 1179 states have internal predecessors, (4226), 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) [2021-11-12 23:29:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 4226 transitions. [2021-11-12 23:29:31,880 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 4226 transitions. Word has length 14 [2021-11-12 23:29:31,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:31,881 INFO L470 AbstractCegarLoop]: Abstraction has 1180 states and 4226 transitions. [2021-11-12 23:29:31,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) 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) [2021-11-12 23:29:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 4226 transitions. [2021-11-12 23:29:31,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-12 23:29:31,899 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:31,899 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:29:31,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-12 23:29:31,900 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:31,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:31,903 INFO L85 PathProgramCache]: Analyzing trace with hash 883345743, now seen corresponding path program 1 times [2021-11-12 23:29:31,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:31,903 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608887440] [2021-11-12 23:29:31,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:31,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:32,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:32,173 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:32,173 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608887440] [2021-11-12 23:29:32,175 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608887440] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:32,176 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:32,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 23:29:32,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057610731] [2021-11-12 23:29:32,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:32,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:29:32,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:32,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:29:32,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:29:32,177 INFO L87 Difference]: Start difference. First operand 1180 states and 4226 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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) [2021-11-12 23:29:32,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:32,309 INFO L93 Difference]: Finished difference Result 1252 states and 4376 transitions. [2021-11-12 23:29:32,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:29:32,310 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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 16 [2021-11-12 23:29:32,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:32,322 INFO L225 Difference]: With dead ends: 1252 [2021-11-12 23:29:32,322 INFO L226 Difference]: Without dead ends: 1108 [2021-11-12 23:29:32,322 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 [2021-11-12 23:29:32,323 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 25 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90.99ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.77ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 107.83ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:32,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 13 Invalid, 81 Unknown, 0 Unchecked, 0.77ms Time], IncrementalHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 107.83ms Time] [2021-11-12 23:29:32,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2021-11-12 23:29:32,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1108. [2021-11-12 23:29:32,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1108 states, 1107 states have (on average 3.5519421860885276) internal successors, (3932), 1107 states have internal predecessors, (3932), 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) [2021-11-12 23:29:32,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 3932 transitions. [2021-11-12 23:29:32,372 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 3932 transitions. Word has length 16 [2021-11-12 23:29:32,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:32,372 INFO L470 AbstractCegarLoop]: Abstraction has 1108 states and 3932 transitions. [2021-11-12 23:29:32,373 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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) [2021-11-12 23:29:32,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 3932 transitions. [2021-11-12 23:29:32,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-12 23:29:32,375 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:32,376 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:29:32,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-12 23:29:32,376 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:32,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:32,376 INFO L85 PathProgramCache]: Analyzing trace with hash -474402652, now seen corresponding path program 1 times [2021-11-12 23:29:32,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:32,377 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281799737] [2021-11-12 23:29:32,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:32,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:32,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:32,517 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:32,517 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281799737] [2021-11-12 23:29:32,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281799737] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:32,517 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:32,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:29:32,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766987338] [2021-11-12 23:29:32,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:32,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:29:32,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:32,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:29:32,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:29:32,519 INFO L87 Difference]: Start difference. First operand 1108 states and 3932 transitions. Second operand has 5 states, 4 states have (on average 4.25) 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) [2021-11-12 23:29:32,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:32,694 INFO L93 Difference]: Finished difference Result 1496 states and 5179 transitions. [2021-11-12 23:29:32,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:29:32,694 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.25) 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 [2021-11-12 23:29:32,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:32,701 INFO L225 Difference]: With dead ends: 1496 [2021-11-12 23:29:32,701 INFO L226 Difference]: Without dead ends: 684 [2021-11-12 23:29:32,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:29:32,703 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 58 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 110.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.11ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 129.58ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:32,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 13 Invalid, 102 Unknown, 0 Unchecked, 1.11ms Time], IncrementalHoareTripleChecker [2 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 129.58ms Time] [2021-11-12 23:29:32,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 684 states. [2021-11-12 23:29:32,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 684 to 684. [2021-11-12 23:29:32,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 683 states have (on average 3.276720351390922) internal successors, (2238), 683 states have internal predecessors, (2238), 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) [2021-11-12 23:29:32,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 2238 transitions. [2021-11-12 23:29:32,729 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 2238 transitions. Word has length 17 [2021-11-12 23:29:32,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:32,730 INFO L470 AbstractCegarLoop]: Abstraction has 684 states and 2238 transitions. [2021-11-12 23:29:32,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.25) 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) [2021-11-12 23:29:32,730 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 2238 transitions. [2021-11-12 23:29:32,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-12 23:29:32,732 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:32,732 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:29:32,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-12 23:29:32,733 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:32,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:32,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1795668129, now seen corresponding path program 1 times [2021-11-12 23:29:32,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:32,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275688760] [2021-11-12 23:29:32,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:32,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:32,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:32,843 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:32,843 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275688760] [2021-11-12 23:29:32,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275688760] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:32,844 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:32,844 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:29:32,844 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672221761] [2021-11-12 23:29:32,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:32,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:29:32,845 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:32,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:29:32,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:29:32,846 INFO L87 Difference]: Start difference. First operand 684 states and 2238 transitions. Second operand has 5 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2021-11-12 23:29:32,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:32,991 INFO L93 Difference]: Finished difference Result 906 states and 2923 transitions. [2021-11-12 23:29:33,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:29:33,005 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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 [2021-11-12 23:29:33,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:33,008 INFO L225 Difference]: With dead ends: 906 [2021-11-12 23:29:33,008 INFO L226 Difference]: Without dead ends: 344 [2021-11-12 23:29:33,009 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:29:33,009 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 51 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 100.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.05ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 117.89ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:33,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 9 Invalid, 90 Unknown, 0 Unchecked, 1.05ms Time], IncrementalHoareTripleChecker [2 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 117.89ms Time] [2021-11-12 23:29:33,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2021-11-12 23:29:33,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 344. [2021-11-12 23:29:33,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 343 states have (on average 3.072886297376093) internal successors, (1054), 343 states have internal predecessors, (1054), 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) [2021-11-12 23:29:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 1054 transitions. [2021-11-12 23:29:33,022 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 1054 transitions. Word has length 18 [2021-11-12 23:29:33,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:33,022 INFO L470 AbstractCegarLoop]: Abstraction has 344 states and 1054 transitions. [2021-11-12 23:29:33,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 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) [2021-11-12 23:29:33,022 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1054 transitions. [2021-11-12 23:29:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-12 23:29:33,023 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:33,024 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:29:33,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-12 23:29:33,024 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:33,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:33,024 INFO L85 PathProgramCache]: Analyzing trace with hash -840733550, now seen corresponding path program 1 times [2021-11-12 23:29:33,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:33,025 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008132101] [2021-11-12 23:29:33,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:33,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:33,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:33,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:33,556 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:33,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008132101] [2021-11-12 23:29:33,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008132101] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:33,557 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:33,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-12 23:29:33,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792408763] [2021-11-12 23:29:33,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:33,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 23:29:33,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:33,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 23:29:33,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:29:33,558 INFO L87 Difference]: Start difference. First operand 344 states and 1054 transitions. Second operand has 8 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 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) [2021-11-12 23:29:33,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:33,906 INFO L93 Difference]: Finished difference Result 404 states and 1214 transitions. [2021-11-12 23:29:33,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 23:29:33,907 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 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 [2021-11-12 23:29:33,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:33,910 INFO L225 Difference]: With dead ends: 404 [2021-11-12 23:29:33,910 INFO L226 Difference]: Without dead ends: 348 [2021-11-12 23:29:33,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-11-12 23:29:33,911 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 55 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 173.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.56ms SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 216.73ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:33,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [55 Valid, 6 Invalid, 153 Unknown, 0 Unchecked, 1.56ms Time], IncrementalHoareTripleChecker [25 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 216.73ms Time] [2021-11-12 23:29:33,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2021-11-12 23:29:33,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 332. [2021-11-12 23:29:33,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 331 states have (on average 3.015105740181269) internal successors, (998), 331 states have internal predecessors, (998), 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) [2021-11-12 23:29:33,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 998 transitions. [2021-11-12 23:29:33,925 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 998 transitions. Word has length 19 [2021-11-12 23:29:33,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:33,926 INFO L470 AbstractCegarLoop]: Abstraction has 332 states and 998 transitions. [2021-11-12 23:29:33,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 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) [2021-11-12 23:29:33,926 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 998 transitions. [2021-11-12 23:29:33,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-12 23:29:33,927 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:33,927 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] [2021-11-12 23:29:33,927 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-12 23:29:33,928 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:33,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:33,928 INFO L85 PathProgramCache]: Analyzing trace with hash -730863338, now seen corresponding path program 1 times [2021-11-12 23:29:33,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:33,928 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412713026] [2021-11-12 23:29:33,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:33,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:34,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:34,328 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:34,328 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412713026] [2021-11-12 23:29:34,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412713026] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:34,328 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:34,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-12 23:29:34,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011812442] [2021-11-12 23:29:34,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:34,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-12 23:29:34,329 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:34,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-12 23:29:34,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:29:34,330 INFO L87 Difference]: Start difference. First operand 332 states and 998 transitions. Second operand has 9 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 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) [2021-11-12 23:29:34,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:34,637 INFO L93 Difference]: Finished difference Result 360 states and 1054 transitions. [2021-11-12 23:29:34,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 23:29:34,638 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 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 20 [2021-11-12 23:29:34,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:34,641 INFO L225 Difference]: With dead ends: 360 [2021-11-12 23:29:34,641 INFO L226 Difference]: Without dead ends: 324 [2021-11-12 23:29:34,642 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-11-12 23:29:34,642 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 46 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 194.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.80ms SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 238.66ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:34,643 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 21 Invalid, 207 Unknown, 0 Unchecked, 1.80ms Time], IncrementalHoareTripleChecker [14 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 238.66ms Time] [2021-11-12 23:29:34,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2021-11-12 23:29:34,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 320. [2021-11-12 23:29:34,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 319 states have (on average 2.9905956112852663) internal successors, (954), 319 states have internal predecessors, (954), 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) [2021-11-12 23:29:34,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 954 transitions. [2021-11-12 23:29:34,657 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 954 transitions. Word has length 20 [2021-11-12 23:29:34,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:34,657 INFO L470 AbstractCegarLoop]: Abstraction has 320 states and 954 transitions. [2021-11-12 23:29:34,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 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) [2021-11-12 23:29:34,657 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 954 transitions. [2021-11-12 23:29:34,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-12 23:29:34,659 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:34,659 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] [2021-11-12 23:29:34,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-12 23:29:34,659 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:34,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:34,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1977122786, now seen corresponding path program 1 times [2021-11-12 23:29:34,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:34,660 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108558059] [2021-11-12 23:29:34,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:34,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:35,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:35,411 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:35,411 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108558059] [2021-11-12 23:29:35,411 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108558059] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:35,411 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:35,411 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-12 23:29:35,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731766590] [2021-11-12 23:29:35,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:35,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-12 23:29:35,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:35,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-12 23:29:35,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-11-12 23:29:35,413 INFO L87 Difference]: Start difference. First operand 320 states and 954 transitions. Second operand has 10 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 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) [2021-11-12 23:29:35,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:35,745 INFO L93 Difference]: Finished difference Result 368 states and 1090 transitions. [2021-11-12 23:29:35,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 23:29:35,745 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 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 21 [2021-11-12 23:29:35,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:35,749 INFO L225 Difference]: With dead ends: 368 [2021-11-12 23:29:35,749 INFO L226 Difference]: Without dead ends: 344 [2021-11-12 23:29:35,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2021-11-12 23:29:35,750 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 49 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 219.47ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.81ms SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 247.88ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:35,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 9 Invalid, 209 Unknown, 0 Unchecked, 1.81ms Time], IncrementalHoareTripleChecker [21 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 247.88ms Time] [2021-11-12 23:29:35,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2021-11-12 23:29:35,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 336. [2021-11-12 23:29:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 335 states have (on average 3.014925373134328) internal successors, (1010), 335 states have internal predecessors, (1010), 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) [2021-11-12 23:29:35,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 1010 transitions. [2021-11-12 23:29:35,763 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 1010 transitions. Word has length 21 [2021-11-12 23:29:35,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:35,763 INFO L470 AbstractCegarLoop]: Abstraction has 336 states and 1010 transitions. [2021-11-12 23:29:35,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 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) [2021-11-12 23:29:35,764 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1010 transitions. [2021-11-12 23:29:35,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-12 23:29:35,765 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:35,765 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] [2021-11-12 23:29:35,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-12 23:29:35,765 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:35,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:35,766 INFO L85 PathProgramCache]: Analyzing trace with hash -494454630, now seen corresponding path program 2 times [2021-11-12 23:29:35,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:35,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138811528] [2021-11-12 23:29:35,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:35,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:36,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:36,271 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:36,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138811528] [2021-11-12 23:29:36,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138811528] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:36,271 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:36,271 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-12 23:29:36,271 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951101486] [2021-11-12 23:29:36,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:36,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-12 23:29:36,272 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:36,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-12 23:29:36,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:29:36,273 INFO L87 Difference]: Start difference. First operand 336 states and 1010 transitions. Second operand has 9 states, 8 states have (on average 2.625) internal successors, (21), 8 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) [2021-11-12 23:29:36,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:36,512 INFO L93 Difference]: Finished difference Result 380 states and 1122 transitions. [2021-11-12 23:29:36,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 23:29:36,526 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.625) internal successors, (21), 8 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 21 [2021-11-12 23:29:36,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:36,528 INFO L225 Difference]: With dead ends: 380 [2021-11-12 23:29:36,529 INFO L226 Difference]: Without dead ends: 356 [2021-11-12 23:29:36,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-12 23:29:36,529 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 48 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 127.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.20ms SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 172.17ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:36,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 9 Invalid, 189 Unknown, 0 Unchecked, 1.20ms Time], IncrementalHoareTripleChecker [18 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 172.17ms Time] [2021-11-12 23:29:36,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2021-11-12 23:29:36,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 340. [2021-11-12 23:29:36,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 339 states have (on average 3.0147492625368733) internal successors, (1022), 339 states have internal predecessors, (1022), 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) [2021-11-12 23:29:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 1022 transitions. [2021-11-12 23:29:36,543 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 1022 transitions. Word has length 21 [2021-11-12 23:29:36,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:36,543 INFO L470 AbstractCegarLoop]: Abstraction has 340 states and 1022 transitions. [2021-11-12 23:29:36,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.625) internal successors, (21), 8 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) [2021-11-12 23:29:36,544 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 1022 transitions. [2021-11-12 23:29:36,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-12 23:29:36,545 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:36,545 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] [2021-11-12 23:29:36,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-12 23:29:36,545 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:36,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:36,546 INFO L85 PathProgramCache]: Analyzing trace with hash -494461357, now seen corresponding path program 1 times [2021-11-12 23:29:36,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:36,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407459934] [2021-11-12 23:29:36,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:36,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:36,644 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:36,644 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407459934] [2021-11-12 23:29:36,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407459934] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:36,644 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:36,645 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 23:29:36,645 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267885057] [2021-11-12 23:29:36,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:36,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:29:36,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:36,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:29:36,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:29:36,646 INFO L87 Difference]: Start difference. First operand 340 states and 1022 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 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) [2021-11-12 23:29:36,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:36,703 INFO L93 Difference]: Finished difference Result 295 states and 834 transitions. [2021-11-12 23:29:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:29:36,704 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 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 21 [2021-11-12 23:29:36,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:36,707 INFO L225 Difference]: With dead ends: 295 [2021-11-12 23:29:36,707 INFO L226 Difference]: Without dead ends: 295 [2021-11-12 23:29:36,707 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:29:36,708 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 10 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.36ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.65ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:36,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 5 Invalid, 37 Unknown, 0 Unchecked, 0.36ms Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 52.65ms Time] [2021-11-12 23:29:36,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2021-11-12 23:29:36,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295. [2021-11-12 23:29:36,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 294 states have (on average 2.836734693877551) internal successors, (834), 294 states have internal predecessors, (834), 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) [2021-11-12 23:29:36,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 834 transitions. [2021-11-12 23:29:36,720 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 834 transitions. Word has length 21 [2021-11-12 23:29:36,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:36,720 INFO L470 AbstractCegarLoop]: Abstraction has 295 states and 834 transitions. [2021-11-12 23:29:36,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 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) [2021-11-12 23:29:36,720 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 834 transitions. [2021-11-12 23:29:36,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-12 23:29:36,722 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:36,722 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] [2021-11-12 23:29:36,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-12 23:29:36,722 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:36,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:36,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1024482863, now seen corresponding path program 1 times [2021-11-12 23:29:36,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:36,723 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109623337] [2021-11-12 23:29:36,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:36,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:37,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:37,350 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:37,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109623337] [2021-11-12 23:29:37,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109623337] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:37,350 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:37,350 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-12 23:29:37,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815029237] [2021-11-12 23:29:37,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:37,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-12 23:29:37,351 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:37,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-12 23:29:37,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-12 23:29:37,352 INFO L87 Difference]: Start difference. First operand 295 states and 834 transitions. Second operand has 10 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 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) [2021-11-12 23:29:37,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:37,706 INFO L93 Difference]: Finished difference Result 302 states and 836 transitions. [2021-11-12 23:29:37,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 23:29:37,707 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 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 [2021-11-12 23:29:37,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:37,709 INFO L225 Difference]: With dead ends: 302 [2021-11-12 23:29:37,710 INFO L226 Difference]: Without dead ends: 281 [2021-11-12 23:29:37,710 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-11-12 23:29:37,711 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 43 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 239.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.22ms SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 274.70ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:37,712 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 20 Invalid, 254 Unknown, 0 Unchecked, 2.22ms Time], IncrementalHoareTripleChecker [13 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 274.70ms Time] [2021-11-12 23:29:37,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-11-12 23:29:37,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 256. [2021-11-12 23:29:37,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 255 states have (on average 2.8) internal successors, (714), 255 states have internal predecessors, (714), 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) [2021-11-12 23:29:37,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 714 transitions. [2021-11-12 23:29:37,723 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 714 transitions. Word has length 22 [2021-11-12 23:29:37,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:37,725 INFO L470 AbstractCegarLoop]: Abstraction has 256 states and 714 transitions. [2021-11-12 23:29:37,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 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) [2021-11-12 23:29:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 714 transitions. [2021-11-12 23:29:37,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-12 23:29:37,728 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:37,728 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] [2021-11-12 23:29:37,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-12 23:29:37,729 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:37,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:37,729 INFO L85 PathProgramCache]: Analyzing trace with hash 833314016, now seen corresponding path program 1 times [2021-11-12 23:29:37,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:37,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014761555] [2021-11-12 23:29:37,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:37,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:37,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:37,858 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:37,858 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014761555] [2021-11-12 23:29:37,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014761555] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:37,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:37,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:29:37,859 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563383794] [2021-11-12 23:29:37,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:37,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:29:37,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:37,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:29:37,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:29:37,860 INFO L87 Difference]: Start difference. First operand 256 states and 714 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 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) [2021-11-12 23:29:37,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:37,933 INFO L93 Difference]: Finished difference Result 182 states and 438 transitions. [2021-11-12 23:29:37,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:29:37,933 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 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 [2021-11-12 23:29:37,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:37,935 INFO L225 Difference]: With dead ends: 182 [2021-11-12 23:29:37,935 INFO L226 Difference]: Without dead ends: 182 [2021-11-12 23:29:37,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:29:37,936 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 26 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.45ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.94ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:37,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 6 Invalid, 50 Unknown, 0 Unchecked, 0.45ms Time], IncrementalHoareTripleChecker [4 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 68.94ms Time] [2021-11-12 23:29:37,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-11-12 23:29:37,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2021-11-12 23:29:37,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 181 states have (on average 2.4198895027624308) internal successors, (438), 181 states have internal predecessors, (438), 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) [2021-11-12 23:29:37,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 438 transitions. [2021-11-12 23:29:37,945 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 438 transitions. Word has length 22 [2021-11-12 23:29:37,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:37,945 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 438 transitions. [2021-11-12 23:29:37,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 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) [2021-11-12 23:29:37,946 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 438 transitions. [2021-11-12 23:29:37,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-12 23:29:37,947 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:37,948 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] [2021-11-12 23:29:37,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-12 23:29:37,948 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:37,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:37,949 INFO L85 PathProgramCache]: Analyzing trace with hash 11241735, now seen corresponding path program 1 times [2021-11-12 23:29:37,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:37,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538324337] [2021-11-12 23:29:37,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:37,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:38,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:38,099 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:38,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538324337] [2021-11-12 23:29:38,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538324337] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:38,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:38,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-12 23:29:38,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282700776] [2021-11-12 23:29:38,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:38,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:29:38,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:38,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:29:38,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:29:38,101 INFO L87 Difference]: Start difference. First operand 182 states and 438 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-11-12 23:29:38,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:38,192 INFO L93 Difference]: Finished difference Result 118 states and 250 transitions. [2021-11-12 23:29:38,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:29:38,192 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 23 [2021-11-12 23:29:38,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:38,193 INFO L225 Difference]: With dead ends: 118 [2021-11-12 23:29:38,193 INFO L226 Difference]: Without dead ends: 118 [2021-11-12 23:29:38,194 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:29:38,194 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 32 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.57ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 86.21ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:38,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 6 Invalid, 66 Unknown, 0 Unchecked, 0.57ms Time], IncrementalHoareTripleChecker [8 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 86.21ms Time] [2021-11-12 23:29:38,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-11-12 23:29:38,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-11-12 23:29:38,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 117 states have (on average 2.1367521367521367) internal successors, (250), 117 states have internal predecessors, (250), 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) [2021-11-12 23:29:38,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 250 transitions. [2021-11-12 23:29:38,198 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 250 transitions. Word has length 23 [2021-11-12 23:29:38,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:38,199 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 250 transitions. [2021-11-12 23:29:38,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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) [2021-11-12 23:29:38,199 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 250 transitions. [2021-11-12 23:29:38,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-12 23:29:38,199 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:38,199 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] [2021-11-12 23:29:38,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-12 23:29:38,200 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:38,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:38,200 INFO L85 PathProgramCache]: Analyzing trace with hash 313428178, now seen corresponding path program 1 times [2021-11-12 23:29:38,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:38,200 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039329115] [2021-11-12 23:29:38,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:38,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:29:38,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:29:38,320 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:29:38,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039329115] [2021-11-12 23:29:38,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039329115] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:29:38,321 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:29:38,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-12 23:29:38,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216629889] [2021-11-12 23:29:38,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:29:38,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 23:29:38,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:29:38,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 23:29:38,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:29:38,323 INFO L87 Difference]: Start difference. First operand 118 states and 250 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-11-12 23:29:38,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:29:38,418 INFO L93 Difference]: Finished difference Result 92 states and 198 transitions. [2021-11-12 23:29:38,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:29:38,419 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 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 24 [2021-11-12 23:29:38,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:29:38,420 INFO L225 Difference]: With dead ends: 92 [2021-11-12 23:29:38,420 INFO L226 Difference]: Without dead ends: 92 [2021-11-12 23:29:38,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:29:38,421 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 66 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76.97ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.78ms SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 90.18ms IncrementalHoareTripleChecker+Time [2021-11-12 23:29:38,421 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [66 Valid, 6 Invalid, 76 Unknown, 0 Unchecked, 0.78ms Time], IncrementalHoareTripleChecker [18 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 90.18ms Time] [2021-11-12 23:29:38,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-11-12 23:29:38,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2021-11-12 23:29:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 91 states have (on average 2.1758241758241756) internal successors, (198), 91 states have internal predecessors, (198), 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) [2021-11-12 23:29:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 198 transitions. [2021-11-12 23:29:38,425 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 198 transitions. Word has length 24 [2021-11-12 23:29:38,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:29:38,425 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 198 transitions. [2021-11-12 23:29:38,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-11-12 23:29:38,426 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 198 transitions. [2021-11-12 23:29:38,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-12 23:29:38,426 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:29:38,426 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] [2021-11-12 23:29:38,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-12 23:29:38,427 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:29:38,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:29:38,427 INFO L85 PathProgramCache]: Analyzing trace with hash -1554542615, now seen corresponding path program 1 times [2021-11-12 23:29:38,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:29:38,427 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365083056] [2021-11-12 23:29:38,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:29:38,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:29:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-12 23:29:38,521 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-12 23:29:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-12 23:29:38,723 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-12 23:29:38,724 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-12 23:29:38,725 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-11-12 23:29:38,727 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-11-12 23:29:38,727 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2021-11-12 23:29:38,727 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2021-11-12 23:29:38,727 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2021-11-12 23:29:38,728 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining) [2021-11-12 23:29:38,728 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-11-12 23:29:38,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-12 23:29:38,730 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:29:38,735 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-12 23:29:38,736 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 23:29:38,837 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) [2021-11-12 23:29:38,845 INFO L158 Benchmark]: Toolchain (without parser) took 53471.15ms. Allocated memory was 86.0MB in the beginning and 289.4MB in the end (delta: 203.4MB). Free memory was 46.2MB in the beginning and 83.0MB in the end (delta: -36.8MB). Peak memory consumption was 166.2MB. Max. memory is 16.1GB. [2021-11-12 23:29:38,845 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 86.0MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:29:38,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.49ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 46.1MB in the beginning and 70.1MB in the end (delta: -24.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 23:29:38,847 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.99ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 67.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 23:29:38,847 INFO L158 Benchmark]: Boogie Preprocessor took 99.14ms. Allocated memory is still 111.1MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 23:29:38,847 INFO L158 Benchmark]: RCFGBuilder took 1711.57ms. Allocated memory is still 111.1MB. Free memory was 64.8MB in the beginning and 69.8MB in the end (delta: -5.0MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2021-11-12 23:29:38,848 INFO L158 Benchmark]: TraceAbstraction took 50778.27ms. Allocated memory was 111.1MB in the beginning and 289.4MB in the end (delta: 178.3MB). Free memory was 69.8MB in the beginning and 83.0MB in the end (delta: -13.2MB). Peak memory consumption was 163.7MB. Max. memory is 16.1GB. [2021-11-12 23:29:38,854 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 86.0MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.49ms. Allocated memory was 86.0MB in the beginning and 111.1MB in the end (delta: 25.2MB). Free memory was 46.1MB in the beginning and 70.1MB in the end (delta: -24.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.99ms. Allocated memory is still 111.1MB. Free memory was 70.1MB in the beginning and 67.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.14ms. Allocated memory is still 111.1MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1711.57ms. Allocated memory is still 111.1MB. Free memory was 64.8MB in the beginning and 69.8MB in the end (delta: -5.0MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * TraceAbstraction took 50778.27ms. Allocated memory was 111.1MB in the beginning and 289.4MB in the end (delta: 178.3MB). Free memory was 69.8MB in the beginning and 83.0MB in the end (delta: -13.2MB). Peak memory consumption was 163.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 40.8s, 166 PlacesBefore, 45 PlacesAfterwards, 155 TransitionsBefore, 33 TransitionsAfterwards, 2966 CoEnabledTransitionPairs, 8 FixpointIterations, 66 TrivialSequentialCompositions, 61 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 134 TotalNumberOfCompositions, 8163 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3994, positive: 3751, positive conditional: 0, positive unconditional: 3751, negative: 243, negative conditional: 0, negative unconditional: 243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2069, positive: 2010, positive conditional: 0, positive unconditional: 2010, 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: 2069, positive: 1981, positive conditional: 0, positive unconditional: 1981, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 12, unknown conditional: 0, unknown unconditional: 12] , SemanticIndependenceRelation.Query Time [ms]: [ total: 21012, positive: 50, positive conditional: 0, positive unconditional: 50, negative: 345, negative conditional: 0, negative unconditional: 345, unknown: 20617, unknown conditional: 0, unknown unconditional: 20617] ], Cache Queries: [ total: 3994, positive: 1741, positive conditional: 0, positive unconditional: 1741, negative: 184, negative conditional: 0, negative unconditional: 184, unknown: 2069, unknown conditional: 0, unknown unconditional: 2069] , Statistics on independence cache: Total cache size (in pairs): 219, Positive cache size: 198, Positive conditional cache size: 0, Positive unconditional cache size: 198, Negative cache size: 21, Negative conditional cache size: 0, Negative unconditional cache size: 21 - 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. [2021-11-12 23:29:38,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/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 e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:29:41,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:29:41,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:29:41,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:29:41,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:29:41,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:29:41,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:29:41,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:29:41,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:29:41,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:29:41,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:29:41,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:29:41,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:29:41,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:29:41,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:29:41,315 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:29:41,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:29:41,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:29:41,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:29:41,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:29:41,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:29:41,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:29:41,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:29:41,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:29:41,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:29:41,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:29:41,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:29:41,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:29:41,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:29:41,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:29:41,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:29:41,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:29:41,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:29:41,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:29:41,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:29:41,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:29:41,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:29:41,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:29:41,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:29:41,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:29:41,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:29:41,366 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-12 23:29:41,410 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:29:41,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:29:41,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:29:41,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:29:41,412 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:29:41,412 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:29:41,412 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:29:41,413 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:29:41,414 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:29:41,414 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:29:41,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:29:41,417 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:29:41,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:29:41,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:29:41,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:29:41,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:29:41,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:29:41,418 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:29:41,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:29:41,418 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:29:41,419 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:29:41,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:29:41,419 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:29:41,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:29:41,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:29:41,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:29:41,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:29:41,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:29:41,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:29:41,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:29:41,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:29:41,421 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:29:41,421 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:29:41,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:29:41,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:29:41,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:29:41,422 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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1655ef15816414a510c3a8c6c5388872fb389e863c7015deef825935bc10ec6 [2021-11-12 23:29:41,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:29:41,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:29:41,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:29:41,844 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:29:41,845 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:29:41,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2021-11-12 23:29:41,930 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/data/8530e9a7f/a3571498432e4f4a87bf38e2d6660469/FLAG1011abbaf [2021-11-12 23:29:42,629 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:29:42,629 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i [2021-11-12 23:29:42,645 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/data/8530e9a7f/a3571498432e4f4a87bf38e2d6660469/FLAG1011abbaf [2021-11-12 23:29:42,861 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/data/8530e9a7f/a3571498432e4f4a87bf38e2d6660469 [2021-11-12 23:29:42,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:29:42,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:29:42,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:29:42,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:29:42,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:29:42,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:29:42" (1/1) ... [2021-11-12 23:29:42,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@593814dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:42, skipping insertion in model container [2021-11-12 23:29:42,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:29:42" (1/1) ... [2021-11-12 23:29:42,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:29:42,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:29:43,119 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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2021-11-12 23:29:43,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:29:43,481 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:29:43,499 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_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/sv-benchmarks/c/pthread-wmm/thin002_power.opt.i[951,964] [2021-11-12 23:29:43,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:29:43,607 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:29:43,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43 WrapperNode [2021-11-12 23:29:43,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:29:43,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:29:43,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:29:43,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:29:43,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (1/1) ... [2021-11-12 23:29:43,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (1/1) ... [2021-11-12 23:29:43,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:29:43,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:29:43,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:29:43,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:29:43,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (1/1) ... [2021-11-12 23:29:43,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (1/1) ... [2021-11-12 23:29:43,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (1/1) ... [2021-11-12 23:29:43,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (1/1) ... [2021-11-12 23:29:43,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (1/1) ... [2021-11-12 23:29:43,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (1/1) ... [2021-11-12 23:29:43,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (1/1) ... [2021-11-12 23:29:43,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:29:43,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:29:43,745 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:29:43,745 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:29:43,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (1/1) ... [2021-11-12 23:29:43,752 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:29:43,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:29:43,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:29:43,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:29:43,842 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 23:29:43,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-12 23:29:43,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:29:43,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:29:43,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 23:29:43,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:29:43,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 23:29:43,844 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-12 23:29:43,844 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-12 23:29:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-12 23:29:43,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-12 23:29:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-12 23:29:43,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-12 23:29:43,845 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-12 23:29:43,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-12 23:29:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-12 23:29:43,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:29:43,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:29:43,849 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-12 23:29:45,526 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:29:45,526 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-12 23:29:45,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:29:45 BoogieIcfgContainer [2021-11-12 23:29:45,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:29:45,532 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:29:45,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:29:45,535 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:29:45,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:29:42" (1/3) ... [2021-11-12 23:29:45,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@641706ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:29:45, skipping insertion in model container [2021-11-12 23:29:45,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:29:43" (2/3) ... [2021-11-12 23:29:45,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@641706ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:29:45, skipping insertion in model container [2021-11-12 23:29:45,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:29:45" (3/3) ... [2021-11-12 23:29:45,539 INFO L111 eAbstractionObserver]: Analyzing ICFG thin002_power.opt.i [2021-11-12 23:29:45,550 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-12 23:29:45,550 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:29:45,551 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-12 23:29:45,551 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-12 23:29:45,622 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,623 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,623 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,623 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,624 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,624 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,624 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,625 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,625 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,626 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,627 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,627 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,627 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,628 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,628 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,629 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,629 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,629 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,630 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,631 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,631 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,631 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,632 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,633 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,634 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,634 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,634 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,634 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,635 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,635 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,635 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,636 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,636 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,636 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,636 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,637 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,637 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,637 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,638 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,638 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,639 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,639 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,639 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,639 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,640 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,641 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,641 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,641 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,641 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,642 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,642 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,642 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,642 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,644 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,644 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,645 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,645 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,646 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,646 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,646 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,646 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,647 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,647 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,648 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,648 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,648 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,648 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,649 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,650 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,651 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,654 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,654 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,654 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,655 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,655 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,656 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,656 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,657 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,657 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,662 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,663 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,663 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,663 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,663 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,664 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,664 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,664 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,664 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,664 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,665 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,665 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,665 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,665 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,665 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,665 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,666 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,666 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,666 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,666 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,666 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,667 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,667 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,667 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,667 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,667 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,667 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,668 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,668 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,668 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,668 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,668 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,669 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,669 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,669 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,669 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,669 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,670 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,670 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,670 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,670 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,670 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,670 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,671 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,671 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,671 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,671 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,671 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,672 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,672 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,672 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,672 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,672 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,672 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,673 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,673 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,673 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,673 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,673 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,674 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,674 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,675 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,675 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,675 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,676 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,677 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,677 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,677 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,677 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,677 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,681 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,681 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,681 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,682 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,682 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,682 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,682 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,682 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,682 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,683 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,684 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,685 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,685 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,685 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,685 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,685 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,685 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,686 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,686 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,686 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,686 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,686 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,686 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,687 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,688 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,689 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,690 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,693 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,694 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,695 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,695 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,695 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,696 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,698 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,698 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,698 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,698 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,698 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,698 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,705 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,705 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,705 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,706 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,707 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,707 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,707 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,708 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,709 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,709 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,709 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,710 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,710 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,716 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,717 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,717 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,717 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,717 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,717 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,717 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,718 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,718 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,718 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,718 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,719 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,719 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,720 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,720 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,720 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,721 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,721 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,721 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,721 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,721 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,722 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,722 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,722 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,722 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,722 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,722 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,723 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,723 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,723 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,723 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,723 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,724 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,724 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,724 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,724 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,724 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,725 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,725 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,725 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,725 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,725 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,725 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,726 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,726 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,726 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,726 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,726 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,727 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,727 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,727 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,727 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,727 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,727 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,728 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,728 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,728 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,728 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,728 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,729 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,729 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,729 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,729 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,729 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,730 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,730 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,730 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,730 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,730 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,730 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,731 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,731 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,731 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,731 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,731 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,732 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,733 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,733 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,733 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:29:45,733 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-12 23:29:45,786 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:29:45,794 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 [2021-11-12 23:29:45,794 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-12 23:29:45,810 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-12 23:29:45,823 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 167 places, 156 transitions, 332 flow [2021-11-12 23:29:45,826 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 167 places, 156 transitions, 332 flow [2021-11-12 23:29:45,828 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 167 places, 156 transitions, 332 flow [2021-11-12 23:29:45,911 INFO L129 PetriNetUnfolder]: 2/152 cut-off events. [2021-11-12 23:29:45,911 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-12 23:29:45,916 INFO L84 FinitePrefix]: Finished finitePrefix Result has 165 conditions, 152 events. 2/152 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/148 useless extension candidates. Maximal degree in co-relation 89. Up to 2 conditions per place. [2021-11-12 23:29:45,921 INFO L116 LiptonReduction]: Number of co-enabled transitions 2966 [2021-11-12 23:30:04,110 WARN L227 SmtUtils]: Spent 10.70s on a formula simplification. DAG size of input: 398 DAG size of output: 357 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-12 23:30:20,078 WARN L227 SmtUtils]: Spent 12.67s on a formula simplification. DAG size of input: 558 DAG size of output: 524 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-12 23:30:26,294 WARN L227 SmtUtils]: Spent 6.20s on a formula simplification that was a NOOP. DAG size: 520 (called from [L 268] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-12 23:30:57,400 INFO L131 LiptonReduction]: Checked pairs total: 7384 [2021-11-12 23:30:57,401 INFO L133 LiptonReduction]: Total number of compositions: 134 [2021-11-12 23:30:57,426 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 45 places, 33 transitions, 86 flow [2021-11-12 23:30:57,593 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2874 states, 2871 states have (on average 4.0431905259491465) internal successors, (11608), 2873 states have internal predecessors, (11608), 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) [2021-11-12 23:30:57,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 2874 states, 2871 states have (on average 4.0431905259491465) internal successors, (11608), 2873 states have internal predecessors, (11608), 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) [2021-11-12 23:30:57,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-12 23:30:57,614 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:30:57,615 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:30:57,615 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:30:57,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:30:57,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1280458559, now seen corresponding path program 1 times [2021-11-12 23:30:57,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:30:57,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [477773726] [2021-11-12 23:30:57,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:30:57,634 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:30:57,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:30:57,637 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:30:57,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:30:57,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:30:57,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-12 23:30:57,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:30:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:30:57,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:30:57,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:30:57,993 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:30:57,993 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [477773726] [2021-11-12 23:30:57,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [477773726] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:30:57,994 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:30:57,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 1 [2021-11-12 23:30:57,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388273570] [2021-11-12 23:30:57,996 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:30:58,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:30:58,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:30:58,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:30:58,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:30:58,045 INFO L87 Difference]: Start difference. First operand has 2874 states, 2871 states have (on average 4.0431905259491465) internal successors, (11608), 2873 states have internal predecessors, (11608), 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 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-11-12 23:30:58,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:30:58,294 INFO L93 Difference]: Finished difference Result 2362 states and 9032 transitions. [2021-11-12 23:30:58,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:30:58,300 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2021-11-12 23:30:58,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:30:58,363 INFO L225 Difference]: With dead ends: 2362 [2021-11-12 23:30:58,363 INFO L226 Difference]: Without dead ends: 2202 [2021-11-12 23:30:58,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:30:58,369 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 14 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 126.13ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.52ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 164.25ms IncrementalHoareTripleChecker+Time [2021-11-12 23:30:58,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 6 Invalid, 43 Unknown, 0 Unchecked, 1.52ms Time], IncrementalHoareTripleChecker [3 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 164.25ms Time] [2021-11-12 23:30:58,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2202 states. [2021-11-12 23:30:58,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2202 to 2202. [2021-11-12 23:30:58,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2202 states, 2201 states have (on average 3.8273512039981825) internal successors, (8424), 2201 states have internal predecessors, (8424), 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) [2021-11-12 23:30:58,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 8424 transitions. [2021-11-12 23:30:58,612 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 8424 transitions. Word has length 8 [2021-11-12 23:30:58,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:30:58,613 INFO L470 AbstractCegarLoop]: Abstraction has 2202 states and 8424 transitions. [2021-11-12 23:30:58,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-11-12 23:30:58,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 8424 transitions. [2021-11-12 23:30:58,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-12 23:30:58,618 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:30:58,619 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:30:58,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:30:58,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:30:58,839 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:30:58,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:30:58,840 INFO L85 PathProgramCache]: Analyzing trace with hash 460274555, now seen corresponding path program 1 times [2021-11-12 23:30:58,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:30:58,841 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1271714571] [2021-11-12 23:30:58,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:30:58,841 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:30:58,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:30:58,843 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:30:58,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:30:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:30:59,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-12 23:30:59,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:30:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:30:59,136 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:30:59,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:30:59,187 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:30:59,187 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1271714571] [2021-11-12 23:30:59,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1271714571] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:30:59,188 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:30:59,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:30:59,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599118195] [2021-11-12 23:30:59,188 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:30:59,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:30:59,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:30:59,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:30:59,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:30:59,191 INFO L87 Difference]: Start difference. First operand 2202 states and 8424 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 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) [2021-11-12 23:30:59,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:30:59,545 INFO L93 Difference]: Finished difference Result 1354 states and 4408 transitions. [2021-11-12 23:30:59,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:30:59,546 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 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 [2021-11-12 23:30:59,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:30:59,556 INFO L225 Difference]: With dead ends: 1354 [2021-11-12 23:30:59,556 INFO L226 Difference]: Without dead ends: 954 [2021-11-12 23:30:59,556 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:30:59,558 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 81 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 217.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.67ms SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 271.91ms IncrementalHoareTripleChecker+Time [2021-11-12 23:30:59,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [81 Valid, 12 Invalid, 91 Unknown, 0 Unchecked, 2.67ms Time], IncrementalHoareTripleChecker [16 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 271.91ms Time] [2021-11-12 23:30:59,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2021-11-12 23:30:59,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 954. [2021-11-12 23:30:59,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 954 states, 953 states have (on average 2.9968520461699897) internal successors, (2856), 953 states have internal predecessors, (2856), 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) [2021-11-12 23:30:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 954 states and 2856 transitions. [2021-11-12 23:30:59,607 INFO L78 Accepts]: Start accepts. Automaton has 954 states and 2856 transitions. Word has length 12 [2021-11-12 23:30:59,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:30:59,607 INFO L470 AbstractCegarLoop]: Abstraction has 954 states and 2856 transitions. [2021-11-12 23:30:59,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 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) [2021-11-12 23:30:59,608 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 2856 transitions. [2021-11-12 23:30:59,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-12 23:30:59,615 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:30:59,615 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:30:59,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:30:59,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:30:59,830 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:30:59,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:30:59,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1931153535, now seen corresponding path program 1 times [2021-11-12 23:30:59,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:30:59,832 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [165918579] [2021-11-12 23:30:59,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:30:59,832 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:30:59,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:30:59,833 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:30:59,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 23:31:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:31:00,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-12 23:31:00,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:31:00,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:31:00,161 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:31:00,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:31:00,284 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:31:00,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [165918579] [2021-11-12 23:31:00,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [165918579] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:31:00,284 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:31:00,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-12 23:31:00,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417757060] [2021-11-12 23:31:00,285 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:31:00,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-12 23:31:00,286 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:31:00,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-12 23:31:00,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:31:00,287 INFO L87 Difference]: Start difference. First operand 954 states and 2856 transitions. Second operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 8 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) [2021-11-12 23:31:00,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:31:00,802 INFO L93 Difference]: Finished difference Result 694 states and 2115 transitions. [2021-11-12 23:31:00,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 23:31:00,803 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 8 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 [2021-11-12 23:31:00,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:31:00,809 INFO L225 Difference]: With dead ends: 694 [2021-11-12 23:31:00,809 INFO L226 Difference]: Without dead ends: 606 [2021-11-12 23:31:00,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2021-11-12 23:31:00,811 INFO L933 BasicCegarLoop]: 9 mSDtfsCounter, 154 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 383.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.35ms SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 443.01ms IncrementalHoareTripleChecker+Time [2021-11-12 23:31:00,811 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [154 Valid, 33 Invalid, 262 Unknown, 0 Unchecked, 4.35ms Time], IncrementalHoareTripleChecker [49 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 443.01ms Time] [2021-11-12 23:31:00,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2021-11-12 23:31:00,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 606. [2021-11-12 23:31:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 606 states, 605 states have (on average 3.087603305785124) internal successors, (1868), 605 states have internal predecessors, (1868), 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) [2021-11-12 23:31:00,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 1868 transitions. [2021-11-12 23:31:00,836 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 1868 transitions. Word has length 18 [2021-11-12 23:31:00,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:31:00,836 INFO L470 AbstractCegarLoop]: Abstraction has 606 states and 1868 transitions. [2021-11-12 23:31:00,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 8 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) [2021-11-12 23:31:00,837 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1868 transitions. [2021-11-12 23:31:00,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-12 23:31:00,840 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:31:00,840 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] [2021-11-12 23:31:00,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:31:01,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:31:01,054 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:31:01,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:31:01,055 INFO L85 PathProgramCache]: Analyzing trace with hash 369784570, now seen corresponding path program 1 times [2021-11-12 23:31:01,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:31:01,056 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [774156739] [2021-11-12 23:31:01,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:31:01,056 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:31:01,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:31:01,059 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:31:01,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 23:31:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:31:01,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 23:31:01,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:31:01,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:31:01,518 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:31:01,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:31:01,680 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:31:01,680 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [774156739] [2021-11-12 23:31:01,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [774156739] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:31:01,681 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:31:01,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 6 [2021-11-12 23:31:01,681 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715228184] [2021-11-12 23:31:01,681 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:31:01,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 23:31:01,682 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:31:01,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 23:31:01,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:31:01,683 INFO L87 Difference]: Start difference. First operand 606 states and 1868 transitions. Second operand has 8 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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) [2021-11-12 23:31:01,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:31:01,924 INFO L93 Difference]: Finished difference Result 789 states and 2390 transitions. [2021-11-12 23:31:01,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:31:01,925 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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 [2021-11-12 23:31:01,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:31:01,928 INFO L225 Difference]: With dead ends: 789 [2021-11-12 23:31:01,928 INFO L226 Difference]: Without dead ends: 336 [2021-11-12 23:31:01,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-12 23:31:01,930 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 21 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 181.46ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.07ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 209.89ms IncrementalHoareTripleChecker+Time [2021-11-12 23:31:01,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 15 Invalid, 116 Unknown, 0 Unchecked, 1.07ms Time], IncrementalHoareTripleChecker [3 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 209.89ms Time] [2021-11-12 23:31:01,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2021-11-12 23:31:01,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 336. [2021-11-12 23:31:01,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 335 states have (on average 2.8) internal successors, (938), 335 states have internal predecessors, (938), 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) [2021-11-12 23:31:01,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 938 transitions. [2021-11-12 23:31:01,944 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 938 transitions. Word has length 26 [2021-11-12 23:31:01,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:31:01,944 INFO L470 AbstractCegarLoop]: Abstraction has 336 states and 938 transitions. [2021-11-12 23:31:01,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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) [2021-11-12 23:31:01,945 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 938 transitions. [2021-11-12 23:31:01,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-12 23:31:01,947 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:31:01,947 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] [2021-11-12 23:31:01,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:31:02,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:31:02,162 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:31:02,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:31:02,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1812272190, now seen corresponding path program 2 times [2021-11-12 23:31:02,164 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:31:02,164 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [321465577] [2021-11-12 23:31:02,164 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-12 23:31:02,164 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:31:02,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:31:02,166 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:31:02,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 23:31:02,394 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-12 23:31:02,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:31:02,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 23:31:02,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:31:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:31:02,492 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:31:02,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:31:02,652 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:31:02,652 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [321465577] [2021-11-12 23:31:02,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [321465577] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:31:02,653 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:31:02,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 6 [2021-11-12 23:31:02,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931560846] [2021-11-12 23:31:02,653 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:31:02,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 23:31:02,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:31:02,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 23:31:02,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:31:02,655 INFO L87 Difference]: Start difference. First operand 336 states and 938 transitions. Second operand has 8 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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) [2021-11-12 23:31:02,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:31:02,906 INFO L93 Difference]: Finished difference Result 429 states and 1178 transitions. [2021-11-12 23:31:02,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:31:02,907 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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 [2021-11-12 23:31:02,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:31:02,909 INFO L225 Difference]: With dead ends: 429 [2021-11-12 23:31:02,909 INFO L226 Difference]: Without dead ends: 180 [2021-11-12 23:31:02,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-12 23:31:02,910 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 19 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 196.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.23ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 225.81ms IncrementalHoareTripleChecker+Time [2021-11-12 23:31:02,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 13 Invalid, 125 Unknown, 0 Unchecked, 1.23ms Time], IncrementalHoareTripleChecker [2 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 225.81ms Time] [2021-11-12 23:31:02,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2021-11-12 23:31:02,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2021-11-12 23:31:02,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 179 states have (on average 2.4916201117318435) internal successors, (446), 179 states have internal predecessors, (446), 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) [2021-11-12 23:31:02,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 446 transitions. [2021-11-12 23:31:02,917 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 446 transitions. Word has length 26 [2021-11-12 23:31:02,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:31:02,918 INFO L470 AbstractCegarLoop]: Abstraction has 180 states and 446 transitions. [2021-11-12 23:31:02,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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) [2021-11-12 23:31:02,918 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 446 transitions. [2021-11-12 23:31:02,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-12 23:31:02,919 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:31:02,919 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] [2021-11-12 23:31:02,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-12 23:31:03,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:31:03,134 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:31:03,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:31:03,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1469818206, now seen corresponding path program 3 times [2021-11-12 23:31:03,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:31:03,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [235227327] [2021-11-12 23:31:03,139 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 23:31:03,139 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:31:03,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:31:03,140 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:31:03,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-12 23:31:03,353 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-12 23:31:03,354 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:31:03,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 23:31:03,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:31:03,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:31:03,456 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:31:03,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:31:03,598 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:31:03,598 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [235227327] [2021-11-12 23:31:03,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [235227327] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:31:03,599 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:31:03,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 6 [2021-11-12 23:31:03,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859964662] [2021-11-12 23:31:03,599 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:31:03,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 23:31:03,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:31:03,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 23:31:03,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:31:03,601 INFO L87 Difference]: Start difference. First operand 180 states and 446 transitions. Second operand has 8 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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) [2021-11-12 23:31:03,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:31:03,782 INFO L93 Difference]: Finished difference Result 231 states and 565 transitions. [2021-11-12 23:31:03,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:31:03,783 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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 [2021-11-12 23:31:03,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:31:03,784 INFO L225 Difference]: With dead ends: 231 [2021-11-12 23:31:03,784 INFO L226 Difference]: Without dead ends: 92 [2021-11-12 23:31:03,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-12 23:31:03,786 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 21 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 131.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.83ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 160.25ms IncrementalHoareTripleChecker+Time [2021-11-12 23:31:03,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 6 Invalid, 98 Unknown, 0 Unchecked, 0.83ms Time], IncrementalHoareTripleChecker [2 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 160.25ms Time] [2021-11-12 23:31:03,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-11-12 23:31:03,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2021-11-12 23:31:03,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 91 states have (on average 2.1758241758241756) internal successors, (198), 91 states have internal predecessors, (198), 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) [2021-11-12 23:31:03,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 198 transitions. [2021-11-12 23:31:03,790 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 198 transitions. Word has length 26 [2021-11-12 23:31:03,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:31:03,790 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 198 transitions. [2021-11-12 23:31:03,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 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) [2021-11-12 23:31:03,791 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 198 transitions. [2021-11-12 23:31:03,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-12 23:31:03,792 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:31:03,792 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] [2021-11-12 23:31:03,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-11-12 23:31:04,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:31:04,007 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2021-11-12 23:31:04,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:31:04,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1643931798, now seen corresponding path program 4 times [2021-11-12 23:31:04,008 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:31:04,008 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1811580986] [2021-11-12 23:31:04,008 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-12 23:31:04,009 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:31:04,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:31:04,010 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:31:04,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-12 23:31:04,314 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-12 23:31:04,314 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-12 23:31:04,314 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-12 23:31:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-12 23:31:04,759 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-12 23:31:04,759 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-12 23:31:04,760 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-11-12 23:31:04,762 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-11-12 23:31:04,763 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining) [2021-11-12 23:31:04,763 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining) [2021-11-12 23:31:04,771 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining) [2021-11-12 23:31:04,771 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining) [2021-11-12 23:31:04,771 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-11-12 23:31:04,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-12 23:31:04,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:31:04,975 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2021-11-12 23:31:04,981 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-12 23:31:04,981 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 23:31:05,072 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) [2021-11-12 23:31:05,075 INFO L158 Benchmark]: Toolchain (without parser) took 82210.00ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 45.8MB in the beginning and 49.7MB in the end (delta: -4.0MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2021-11-12 23:31:05,075 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:31:05,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 741.90ms. Allocated memory is still 67.1MB. Free memory was 45.5MB in the beginning and 36.6MB in the end (delta: 9.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 23:31:05,076 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.04ms. Allocated memory is still 67.1MB. Free memory was 36.3MB in the beginning and 33.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 23:31:05,076 INFO L158 Benchmark]: Boogie Preprocessor took 73.36ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 33.7MB in the beginning and 64.0MB in the end (delta: -30.3MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-11-12 23:31:05,077 INFO L158 Benchmark]: RCFGBuilder took 1785.28ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 64.0MB in the beginning and 67.1MB in the end (delta: -3.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2021-11-12 23:31:05,077 INFO L158 Benchmark]: TraceAbstraction took 79542.67ms. Allocated memory was 98.6MB in the beginning and 121.6MB in the end (delta: 23.1MB). Free memory was 66.4MB in the beginning and 49.7MB in the end (delta: 16.7MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. [2021-11-12 23:31:05,079 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 67.1MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 741.90ms. Allocated memory is still 67.1MB. Free memory was 45.5MB in the beginning and 36.6MB in the end (delta: 9.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.04ms. Allocated memory is still 67.1MB. Free memory was 36.3MB in the beginning and 33.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.36ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 33.7MB in the beginning and 64.0MB in the end (delta: -30.3MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1785.28ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 64.0MB in the beginning and 67.1MB in the end (delta: -3.2MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * TraceAbstraction took 79542.67ms. Allocated memory was 98.6MB in the beginning and 121.6MB in the end (delta: 23.1MB). Free memory was 66.4MB in the beginning and 49.7MB in the end (delta: 16.7MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 71.6s, 167 PlacesBefore, 45 PlacesAfterwards, 156 TransitionsBefore, 33 TransitionsAfterwards, 2966 CoEnabledTransitionPairs, 7 FixpointIterations, 67 TrivialSequentialCompositions, 59 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 1 ChoiceCompositions, 134 TotalNumberOfCompositions, 7384 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3795, positive: 3584, positive conditional: 0, positive unconditional: 3584, negative: 211, negative conditional: 0, negative unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2053, positive: 1996, positive conditional: 0, positive unconditional: 1996, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2053, positive: 1965, positive conditional: 0, positive unconditional: 1965, negative: 88, negative conditional: 0, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24728, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 2509, negative conditional: 0, negative unconditional: 2509, unknown: 22085, unknown conditional: 0, unknown unconditional: 22085] ], Cache Queries: [ total: 3795, positive: 1588, positive conditional: 0, positive unconditional: 1588, negative: 154, negative conditional: 0, negative unconditional: 154, unknown: 2053, unknown conditional: 0, unknown unconditional: 2053] , Statistics on independence cache: Total cache size (in pairs): 227, Positive cache size: 206, Positive conditional cache size: 0, Positive unconditional cache size: 206, Negative cache size: 21, Negative conditional cache size: 0, Negative unconditional cache size: 21 - 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. [2021-11-12 23:31:05,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f220c797-5d2e-47ec-b0f3-13a7fb2bb5e7/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