./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_fib-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --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 da5783328d73eba8f05689c8b63c9b7f7c1c1eeab4600bb7173d3ddf64fb59e0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:19:57,140 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:19:57,267 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:19:57,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:19:57,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:19:57,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:19:57,312 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:19:57,313 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:19:57,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:19:57,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:19:57,321 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:19:57,323 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:19:57,323 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:19:57,325 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:19:57,326 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:19:57,326 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:19:57,327 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:19:57,327 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:19:57,328 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:19:57,329 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:19:57,329 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:19:57,330 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:19:57,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:19:57,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:19:57,331 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:19:57,332 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:19:57,332 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:19:57,333 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:19:57,333 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:19:57,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:19:57,335 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:19:57,335 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:19:57,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:19:57,336 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:19:57,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:19:57,336 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:19:57,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:19:57,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:19:57,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:19:57,337 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:19:57,337 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:19:57,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:19:57,338 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:19:57,338 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:19:57,339 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:19:57,339 INFO L153 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_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da5783328d73eba8f05689c8b63c9b7f7c1c1eeab4600bb7173d3ddf64fb59e0 [2023-11-19 04:19:57,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:19:57,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:19:57,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:19:57,644 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:19:57,644 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:19:57,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/seq-pthread/cs_fib-1.i [2023-11-19 04:20:00,803 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:20:01,110 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:20:01,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/sv-benchmarks/c/seq-pthread/cs_fib-1.i [2023-11-19 04:20:01,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/data/fb20bcd19/d1f320f4e38741c2bc6305ac10e02dfe/FLAGd072626be [2023-11-19 04:20:01,147 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/data/fb20bcd19/d1f320f4e38741c2bc6305ac10e02dfe [2023-11-19 04:20:01,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:20:01,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:20:01,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:20:01,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:20:01,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:20:01,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549e5a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01, skipping insertion in model container [2023-11-19 04:20:01,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,233 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:20:01,643 WARN L240 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_62ad8eb1-0070-4e19-941f-e70a591aa77a/sv-benchmarks/c/seq-pthread/cs_fib-1.i[23602,23615] [2023-11-19 04:20:01,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:20:01,850 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:20:01,878 WARN L240 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_62ad8eb1-0070-4e19-941f-e70a591aa77a/sv-benchmarks/c/seq-pthread/cs_fib-1.i[23602,23615] [2023-11-19 04:20:01,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:20:02,027 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:20:02,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02 WrapperNode [2023-11-19 04:20:02,028 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:20:02,029 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:20:02,029 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:20:02,029 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:20:02,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,073 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,174 INFO L138 Inliner]: procedures = 144, calls = 352, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 677 [2023-11-19 04:20:02,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:20:02,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:20:02,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:20:02,175 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:20:02,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,209 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,257 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:20:02,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:20:02,274 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:20:02,274 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:20:02,275 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (1/1) ... [2023-11-19 04:20:02,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:20:02,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:20:02,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:20:02,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:20:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:20:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:20:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:20:02,342 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:20:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:20:02,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:20:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:20:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-11-19 04:20:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-11-19 04:20:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:20:02,343 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-19 04:20:02,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-19 04:20:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:20:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-11-19 04:20:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-11-19 04:20:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:20:02,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:20:02,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:20:02,545 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:20:02,547 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:20:02,942 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2023-11-19 04:20:02,942 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-19 04:20:02,942 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2023-11-19 04:20:02,943 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-19 04:20:02,945 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L734: SUMMARY for call __CS_cs(); srcloc: null [2023-11-19 04:20:02,946 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L734-1: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2023-11-19 04:20:02,946 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint L734-1: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-19 04:20:06,292 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:20:06,456 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:20:06,456 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:20:06,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:06 BoogieIcfgContainer [2023-11-19 04:20:06,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:20:06,474 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:20:06,474 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:20:06,477 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:20:06,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:20:01" (1/3) ... [2023-11-19 04:20:06,479 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d279305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:20:06, skipping insertion in model container [2023-11-19 04:20:06,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:02" (2/3) ... [2023-11-19 04:20:06,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d279305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:20:06, skipping insertion in model container [2023-11-19 04:20:06,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:06" (3/3) ... [2023-11-19 04:20:06,483 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_fib-1.i [2023-11-19 04:20:06,505 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:20:06,506 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:20:06,580 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:20:06,588 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@706d559, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:20:06,589 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:20:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand has 149 states, 84 states have (on average 1.25) internal successors, (105), 85 states have internal predecessors, (105), 59 states have call successors, (59), 4 states have call predecessors, (59), 4 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2023-11-19 04:20:06,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 04:20:06,636 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:06,637 INFO L195 NwaCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:20:06,638 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:20:06,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:06,653 INFO L85 PathProgramCache]: Analyzing trace with hash 605174577, now seen corresponding path program 1 times [2023-11-19 04:20:06,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:20:06,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956630884] [2023-11-19 04:20:06,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:06,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:20:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-19 04:20:08,298 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:20:08,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956630884] [2023-11-19 04:20:08,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956630884] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:20:08,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:20:08,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:20:08,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242598898] [2023-11-19 04:20:08,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:20:08,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:20:08,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:20:08,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:20:08,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:08,343 INFO L87 Difference]: Start difference. First operand has 149 states, 84 states have (on average 1.25) internal successors, (105), 85 states have internal predecessors, (105), 59 states have call successors, (59), 4 states have call predecessors, (59), 4 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-19 04:20:10,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:20:12,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:20:12,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:20:12,633 INFO L93 Difference]: Finished difference Result 297 states and 445 transitions. [2023-11-19 04:20:12,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:20:12,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 170 [2023-11-19 04:20:12,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:20:12,646 INFO L225 Difference]: With dead ends: 297 [2023-11-19 04:20:12,646 INFO L226 Difference]: Without dead ends: 149 [2023-11-19 04:20:12,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:12,655 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 2 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-19 04:20:12,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 400 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2023-11-19 04:20:12,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2023-11-19 04:20:12,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 148. [2023-11-19 04:20:12,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 84 states have (on average 1.2261904761904763) internal successors, (103), 84 states have internal predecessors, (103), 59 states have call successors, (59), 4 states have call predecessors, (59), 4 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2023-11-19 04:20:12,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 221 transitions. [2023-11-19 04:20:12,754 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 221 transitions. Word has length 170 [2023-11-19 04:20:12,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:20:12,755 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 221 transitions. [2023-11-19 04:20:12,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-19 04:20:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 221 transitions. [2023-11-19 04:20:12,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 04:20:12,766 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:12,766 INFO L195 NwaCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:20:12,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:20:12,767 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:20:12,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:12,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1164621807, now seen corresponding path program 1 times [2023-11-19 04:20:12,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:20:12,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848511588] [2023-11-19 04:20:12,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:12,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:20:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:14,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-19 04:20:14,012 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:20:14,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848511588] [2023-11-19 04:20:14,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848511588] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:20:14,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:20:14,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:20:14,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938086106] [2023-11-19 04:20:14,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:20:14,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:20:14,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:20:14,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:20:14,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:14,018 INFO L87 Difference]: Start difference. First operand 148 states and 221 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-19 04:20:16,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:20:18,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:20:18,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:20:18,274 INFO L93 Difference]: Finished difference Result 295 states and 442 transitions. [2023-11-19 04:20:18,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:20:18,275 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 172 [2023-11-19 04:20:18,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:20:18,281 INFO L225 Difference]: With dead ends: 295 [2023-11-19 04:20:18,282 INFO L226 Difference]: Without dead ends: 149 [2023-11-19 04:20:18,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:18,291 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 0 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-19 04:20:18,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 399 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2023-11-19 04:20:18,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2023-11-19 04:20:18,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2023-11-19 04:20:18,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 85 states have (on average 1.223529411764706) internal successors, (104), 85 states have internal predecessors, (104), 59 states have call successors, (59), 4 states have call predecessors, (59), 4 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2023-11-19 04:20:18,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 222 transitions. [2023-11-19 04:20:18,337 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 222 transitions. Word has length 172 [2023-11-19 04:20:18,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:20:18,339 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 222 transitions. [2023-11-19 04:20:18,340 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-19 04:20:18,341 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2023-11-19 04:20:18,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-19 04:20:18,345 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:18,345 INFO L195 NwaCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:20:18,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 04:20:18,346 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:20:18,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:18,347 INFO L85 PathProgramCache]: Analyzing trace with hash -1644609159, now seen corresponding path program 1 times [2023-11-19 04:20:18,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:20:18,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696505918] [2023-11-19 04:20:18,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:18,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:20:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:19,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-19 04:20:19,568 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:20:19,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696505918] [2023-11-19 04:20:19,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696505918] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:20:19,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [453242317] [2023-11-19 04:20:19,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:19,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:20:19,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:20:19,580 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:20:19,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:20:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:20,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:20:20,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:20:20,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-19 04:20:20,912 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:20:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-19 04:20:21,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [453242317] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:20:21,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [927628389] [2023-11-19 04:20:21,109 INFO L159 IcfgInterpreter]: Started Sifa with 94 locations of interest [2023-11-19 04:20:21,110 INFO L166 IcfgInterpreter]: Building call graph [2023-11-19 04:20:21,114 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-19 04:20:21,120 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-19 04:20:21,120 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-19 04:20:34,387 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-19 04:20:37,234 WARN L854 $PredicateComparison]: unable to prove that (and (= |c_~#__CS_u~0.base| 9) (= 2 c_~__THREAD_FINISHED~0) (= |c_~#__CS_thread_born_round~0.offset| 0) (= c_~__CS_ret_FINISHED~0 4) (= 7 |c_~#i~0.base|) (exists ((v_~__CS_thread~0.base_40 (Array Int Int))) (= c_~__CS_thread~0.base (store v_~__CS_thread~0.base_40 0 |#funAddr~main_thread.base|))) (= 5 |c_~#__CS_thread_status~0.base|) (= 6 |c_~#__CS_thread_lockedon~0.base|) (= 2 c_~__CS_ret_ERROR~0) (<= 6 |c_ULTIMATE.start_main_~k~3#1|) (= c_~__CS_ret~0 0) (= (select (select |c_#memory_int| 3) 0) |c_ULTIMATE.start_main_#t~mem85#1|) (= |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.offset| 0) (= |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.offset| 0) (= |c_~#__CS_thread_born_round~0.base| 4) (exists ((|v_#memory_int_190| (Array Int (Array Int Int))) (|v_#memory_int_191| (Array Int (Array Int Int))) (|v_#memory_int_192| (Array Int (Array Int Int))) (|v_#memory_int_193| (Array Int (Array Int Int))) (|v_#memory_int_187| (Array Int (Array Int Int))) (|v_#memory_int_198| (Array Int (Array Int Int))) (|v_#memory_int_188| (Array Int (Array Int Int))) (|v_#memory_int_199| (Array Int (Array Int Int))) (|v_#memory_int_189| (Array Int (Array Int Int))) (|v_#memory_int_200| (Array Int (Array Int Int))) (|v_#memory_int_194| (Array Int (Array Int Int))) (|v_#memory_int_293| (Array Int (Array Int Int))) (|v_#memory_int_195| (Array Int (Array Int Int))) (|v_#memory_int_196| (Array Int (Array Int Int))) (|v_#memory_int_186| (Array Int (Array Int Int))) (|v_#memory_int_197| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_191| 6)) (.cse6 (select |v_#memory_int_187| 6)) (.cse10 (select |v_#memory_int_196| 6)) (.cse13 (select |v_#memory_int_195| 6)) (.cse4 (select |v_#memory_int_194| 6)) (.cse5 (select |v_#memory_int_193| 6)) (.cse8 (select |v_#memory_int_188| 6)) (.cse2 (select |v_#memory_int_189| 6)) (.cse12 (select |v_#memory_int_198| 6)) (.cse9 (select |v_#memory_int_190| 6)) (.cse3 (select |v_#memory_int_200| 6)) (.cse11 (select |v_#memory_int_199| 6)) (.cse7 (select |v_#memory_int_197| 6)) (.cse0 (select |v_#memory_int_192| 6))) (and (= (store |v_#memory_int_192| 6 (store .cse0 56 (select .cse1 56))) |v_#memory_int_191|) (= |v_#memory_int_200| (store |v_#memory_int_189| 6 (store .cse2 24 (select .cse3 24)))) (= (store |v_#memory_int_194| 6 (store .cse4 52 (select .cse5 52))) |v_#memory_int_193|) (= (store |v_#memory_int_187| 6 (store .cse6 32 (select .cse7 32))) |v_#memory_int_197|) (= (store |v_#memory_int_191| 6 (store .cse1 68 (select (select |v_#memory_int_186| 6) 68))) |v_#memory_int_186|) (= (store |v_#memory_int_188| 6 (store .cse8 20 (select .cse6 20))) |v_#memory_int_187|) (= (store |v_#memory_int_190| 6 (store .cse9 16 (select .cse10 16))) |v_#memory_int_196|) (= (store |v_#memory_int_199| 6 (store .cse11 48 (select .cse12 48))) |v_#memory_int_198|) (= (store |v_#memory_int_196| 6 (store .cse10 28 (select .cse13 28))) |v_#memory_int_195|) (= |v_#memory_int_194| (store |v_#memory_int_195| 6 (store .cse13 40 (select .cse4 40)))) (= (store |v_#memory_int_193| 6 (store .cse5 64 (select .cse8 64))) |v_#memory_int_188|) (= (store (store |v_#memory_int_293| 5 (let ((.cse14 (let ((.cse15 (let ((.cse16 (let ((.cse17 (let ((.cse18 (let ((.cse19 (let ((.cse20 (let ((.cse21 (let ((.cse22 (let ((.cse23 (let ((.cse24 (let ((.cse25 (let ((.cse26 (let ((.cse27 (store (select |v_#memory_int_293| 5) 3 (select (select |v_#memory_int_293| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 3)))) (store .cse27 6 (select (select (store |v_#memory_int_293| 5 .cse27) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 6))))) (store .cse26 9 (select (select (store |v_#memory_int_293| 5 .cse26) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 9))))) (store .cse25 12 (select (select (store |v_#memory_int_293| 5 .cse25) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 12))))) (store .cse24 15 (select (select (store |v_#memory_int_293| 5 .cse24) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 15))))) (store .cse23 4 (select (select (store |v_#memory_int_293| 5 .cse23) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 4))))) (store .cse22 7 (select (select (store |v_#memory_int_293| 5 .cse22) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 7))))) (store .cse21 10 (select (select (store |v_#memory_int_293| 5 .cse21) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 10))))) (store .cse20 13 (select (select (store |v_#memory_int_293| 5 .cse20) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 13))))) (store .cse19 16 (select (select (store |v_#memory_int_293| 5 .cse19) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 16))))) (store .cse18 5 (select (select (store |v_#memory_int_293| 5 .cse18) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 5))))) (store .cse17 8 (select (select (store |v_#memory_int_293| 5 .cse17) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 8))))) (store .cse16 11 (select (select (store |v_#memory_int_293| 5 .cse16) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 11))))) (store .cse15 14 (select (select (store |v_#memory_int_293| 5 .cse15) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 14))))) (store .cse14 17 (select (select (store |v_#memory_int_293| 5 .cse14) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 17)))) 6 (store (select |v_#memory_int_293| 6) 12 (select .cse2 12))) |v_#memory_int_189|) (= |v_#memory_int_190| (store |v_#memory_int_198| 6 (store .cse12 60 (select .cse9 60)))) (= (store |v_#memory_int_200| 6 (store .cse3 36 (select .cse11 36))) |v_#memory_int_199|) (= |c_#memory_int| (store (store (store (let ((.cse28 (store |v_#memory_int_186| 7 (let ((.cse33 (let ((.cse34 (let ((.cse35 (let ((.cse36 (store (select |v_#memory_int_186| 7) 4 (select (select |v_#memory_int_186| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 4)))) (store .cse36 8 (select (select (store |v_#memory_int_186| 7 .cse36) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 8))))) (store .cse35 12 (select (select (store |v_#memory_int_186| 7 .cse35) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 12))))) (store .cse34 16 (select (select (store |v_#memory_int_186| 7 .cse34) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 16))))) (store .cse33 20 (select (select (store |v_#memory_int_186| 7 .cse33) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 20)))))) (store .cse28 8 (let ((.cse29 (let ((.cse30 (let ((.cse31 (let ((.cse32 (store (select |v_#memory_int_186| 8) 4 (select (select .cse28 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 4)))) (store .cse32 8 (select (select (store .cse28 8 .cse32) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 8))))) (store .cse31 12 (select (select (store .cse28 8 .cse31) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 12))))) (store .cse30 16 (select (select (store .cse28 8 .cse30) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 16))))) (store .cse29 20 (select (select (store .cse28 8 .cse29) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 20))))) 4 (store (select |v_#memory_int_186| 4) 0 0)) 5 (store (select |v_#memory_int_186| 5) 0 1)) 3 (store (select |v_#memory_int_186| 3) 0 1))) (= (store |v_#memory_int_197| 6 (store .cse7 44 (select .cse0 44))) |v_#memory_int_192|)))) (exists ((|v_#memory_$Pointer$.offset_225| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_226| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_227| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_228| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_229| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_220| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_221| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_222| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_223| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_224| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_236| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_214| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_237| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_215| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_216| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_238| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_217| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_239| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_218| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_219| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_230| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_231| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_232| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_397| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_233| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_234| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_235| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_213| (Array Int (Array Int Int)))) (let ((.cse37 (select |v_#memory_$Pointer$.offset_216| 5)) (.cse61 (select |v_#memory_$Pointer$.offset_224| 7)) (.cse63 (select |v_#memory_$Pointer$.offset_223| 7)) (.cse46 (select |v_#memory_$Pointer$.offset_229| 5)) (.cse39 (select |v_#memory_$Pointer$.offset_214| 5)) (.cse40 (select |v_#memory_$Pointer$.offset_215| 5)) (.cse67 (select |v_#memory_$Pointer$.offset_227| 5)) (.cse65 (select |v_#memory_$Pointer$.offset_231| 8)) (.cse42 (select |v_#memory_$Pointer$.offset_232| 8)) (.cse44 (select |v_#memory_$Pointer$.offset_218| 5)) (.cse41 (select |v_#memory_$Pointer$.offset_219| 5)) (.cse68 (select |v_#memory_$Pointer$.offset_235| 5)) (.cse66 (select |v_#memory_$Pointer$.offset_222| 7)) (.cse62 (select |v_#memory_$Pointer$.offset_221| 7)) (.cse38 (select |v_#memory_$Pointer$.offset_217| 5)) (.cse45 (select |v_#memory_$Pointer$.offset_228| 5)) (.cse70 (select |v_#memory_$Pointer$.offset_225| 5)) (.cse43 (select |v_#memory_$Pointer$.offset_220| 5)) (.cse71 (select |v_#memory_$Pointer$.offset_233| 8)) (.cse64 (select |v_#memory_$Pointer$.offset_234| 8)) (.cse72 (select |v_#memory_$Pointer$.offset_237| 5)) (.cse69 (select |v_#memory_$Pointer$.offset_226| 5))) (and (= (store |v_#memory_$Pointer$.offset_216| 5 (store .cse37 16 (select .cse38 16))) |v_#memory_$Pointer$.offset_217|) (= (store |v_#memory_$Pointer$.offset_214| 5 (store .cse39 14 (select .cse40 14))) |v_#memory_$Pointer$.offset_215|) (= (store |v_#memory_$Pointer$.offset_230| 5 (store (select |v_#memory_$Pointer$.offset_230| 5) 0 (select (select |v_#memory_$Pointer$.offset_238| 5) 0))) |v_#memory_$Pointer$.offset_238|) (= (store |v_#memory_$Pointer$.offset_219| 5 (store .cse41 13 (select .cse37 13))) |v_#memory_$Pointer$.offset_216|) (= |v_#memory_$Pointer$.offset_239| (store |v_#memory_$Pointer$.offset_232| 8 (store .cse42 20 (select (select |v_#memory_$Pointer$.offset_239| 8) 20)))) (= (store |v_#memory_$Pointer$.offset_220| 5 (store .cse43 7 (select .cse44 7))) |v_#memory_$Pointer$.offset_218|) (= (store |v_#memory_$Pointer$.offset_228| 5 (store .cse45 8 (select .cse46 8))) |v_#memory_$Pointer$.offset_229|) (= (store (store |v_#memory_$Pointer$.offset_213| 6 (let ((.cse47 (let ((.cse48 (let ((.cse49 (let ((.cse50 (let ((.cse51 (let ((.cse52 (let ((.cse53 (let ((.cse54 (let ((.cse55 (let ((.cse56 (let ((.cse57 (let ((.cse58 (let ((.cse59 (let ((.cse60 (store (select |v_#memory_$Pointer$.offset_213| 6) 12 (select (select |v_#memory_$Pointer$.offset_213| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 12)))) (store .cse60 24 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse60) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 24))))) (store .cse59 36 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse59) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 36))))) (store .cse58 48 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse58) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 48))))) (store .cse57 60 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse57) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 60))))) (store .cse56 16 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse56) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 16))))) (store .cse55 28 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse55) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 28))))) (store .cse54 40 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse54) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 40))))) (store .cse53 52 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse53) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 52))))) (store .cse52 64 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse52) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 64))))) (store .cse51 20 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse51) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 20))))) (store .cse50 32 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse50) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 32))))) (store .cse49 44 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse49) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 44))))) (store .cse48 56 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse48) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 56))))) (store .cse47 68 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse47) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 68)))) 7 (store (select |v_#memory_$Pointer$.offset_213| 7) 4 (select .cse61 4))) |v_#memory_$Pointer$.offset_224|) (= (store |v_#memory_$Pointer$.offset_221| 7 (store .cse62 20 (select (select |v_#memory_$Pointer$.offset_236| 7) 20))) |v_#memory_$Pointer$.offset_236|) (= (store |v_#memory_$Pointer$.offset_224| 7 (store .cse61 8 (select .cse63 8))) |v_#memory_$Pointer$.offset_223|) (= (store |v_#memory_$Pointer$.offset_234| 8 (store .cse64 12 (select .cse65 12))) |v_#memory_$Pointer$.offset_231|) (= |v_#memory_$Pointer$.offset_222| (store |v_#memory_$Pointer$.offset_223| 7 (store .cse63 12 (select .cse66 12)))) (= (store |v_#memory_$Pointer$.offset_229| 5 (store .cse46 11 (select .cse39 11))) |v_#memory_$Pointer$.offset_214|) (= |v_#memory_$Pointer$.offset_230| (store |v_#memory_$Pointer$.offset_239| 4 (store (select |v_#memory_$Pointer$.offset_239| 4) 0 (select (select |v_#memory_$Pointer$.offset_230| 4) 0)))) (= |v_#memory_$Pointer$.offset_213| (store |v_#memory_$Pointer$.offset_215| 5 (store .cse40 17 (select (select |v_#memory_$Pointer$.offset_213| 5) 17)))) (= (store |v_#memory_$Pointer$.offset_227| 5 (store .cse67 12 (select .cse68 12))) |v_#memory_$Pointer$.offset_235|) (= (store |v_#memory_$Pointer$.offset_226| 5 (store .cse69 9 (select .cse67 9))) |v_#memory_$Pointer$.offset_227|) (= (store |v_#memory_$Pointer$.offset_231| 8 (store .cse65 16 (select .cse42 16))) |v_#memory_$Pointer$.offset_232|) (= |v_#memory_$Pointer$.offset_219| (store |v_#memory_$Pointer$.offset_218| 5 (store .cse44 10 (select .cse41 10)))) (= |v_#memory_$Pointer$.offset_225| (store |v_#memory_$Pointer$.offset_235| 5 (store .cse68 15 (select .cse70 15)))) (= (store |v_#memory_$Pointer$.offset_236| 8 (store (select |v_#memory_$Pointer$.offset_236| 8) 4 (select .cse71 4))) |v_#memory_$Pointer$.offset_233|) (= (store |v_#memory_$Pointer$.offset_222| 7 (store .cse66 16 (select .cse62 16))) |v_#memory_$Pointer$.offset_221|) (= (store |v_#memory_$Pointer$.offset_397| 5 (store (select |v_#memory_$Pointer$.offset_397| 5) 3 (select .cse72 3))) |v_#memory_$Pointer$.offset_237|) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_238| 3 (store (select |v_#memory_$Pointer$.offset_238| 3) 0 (select (select |c_#memory_$Pointer$.offset| 3) 0)))) (= (store |v_#memory_$Pointer$.offset_217| 5 (store .cse38 5 (select .cse45 5))) |v_#memory_$Pointer$.offset_228|) (= (store |v_#memory_$Pointer$.offset_225| 5 (store .cse70 4 (select .cse43 4))) |v_#memory_$Pointer$.offset_220|) (= (store |v_#memory_$Pointer$.offset_233| 8 (store .cse71 8 (select .cse64 8))) |v_#memory_$Pointer$.offset_234|) (= |v_#memory_$Pointer$.offset_226| (store |v_#memory_$Pointer$.offset_237| 5 (store .cse72 6 (select .cse69 6))))))) (= 3 |c_~#__CS_thread_allocated~0.base|) (= |c_~#j~2.base| 8) (let ((.cse73 (<= 2 |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|)) (.cse74 (<= 2 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|)) (.cse75 (<= 1 |c_#StackHeapBarrier|)) (.cse76 (<= 2 |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|)) (.cse77 (<= 2 |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|))) (or (and .cse73 .cse74 .cse75 .cse76 (<= 3 |c_ULTIMATE.start_main_~l~0#1|) .cse77) (and .cse73 .cse74 .cse75 .cse76 .cse77))) (= c_~__CS_error~0 0) (= c_~__THREAD_UNUSED~0 0) (= 1 c_~__THREAD_RUNNING~0) (= |c_~#__CS_thread_status~0.offset| 0) (exists ((v_~__CS_thread~0.offset_40 (Array Int Int))) (= (store v_~__CS_thread~0.offset_40 0 |#funAddr~main_thread.offset|) c_~__CS_thread~0.offset)) (= |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.offset| 0) (= |c_~#i~0.offset| 0) (= c_~__CS_round~0 0) (= c_~__CS_thread_index~0 0) (= |c_~#__CS_thread_allocated~0.offset| 0) (exists ((|v_#memory_$Pointer$.base_229| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_228| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_227| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_226| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_225| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_224| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_223| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_222| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_221| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_220| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_219| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_218| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_239| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_217| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_238| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_216| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_237| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_215| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_214| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_236| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_235| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_213| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_234| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_233| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_232| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_397| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_231| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_230| (Array Int (Array Int Int)))) (let ((.cse79 (select |v_#memory_$Pointer$.base_223| 7)) (.cse88 (select |v_#memory_$Pointer$.base_214| 8)) (.cse94 (select |v_#memory_$Pointer$.base_229| 5)) (.cse86 (select |v_#memory_$Pointer$.base_228| 5)) (.cse92 (select |v_#memory_$Pointer$.base_235| 5)) (.cse80 (select |v_#memory_$Pointer$.base_238| 5)) (.cse85 (select |v_#memory_$Pointer$.base_233| 5)) (.cse81 (select |v_#memory_$Pointer$.base_237| 5)) (.cse82 (select |v_#memory_$Pointer$.base_213| 8)) (.cse87 (select |v_#memory_$Pointer$.base_230| 5)) (.cse91 (select |v_#memory_$Pointer$.base_236| 5)) (.cse97 (select |v_#memory_$Pointer$.base_239| 8)) (.cse90 (select |v_#memory_$Pointer$.base_215| 8)) (.cse89 (select |v_#memory_$Pointer$.base_225| 7)) (.cse83 (select |v_#memory_$Pointer$.base_222| 7)) (.cse96 (select |v_#memory_$Pointer$.base_216| 5)) (.cse84 (select |v_#memory_$Pointer$.base_234| 5)) (.cse98 (select |v_#memory_$Pointer$.base_218| 5)) (.cse93 (select |v_#memory_$Pointer$.base_217| 5)) (.cse95 (select |v_#memory_$Pointer$.base_232| 5)) (.cse99 (select |v_#memory_$Pointer$.base_231| 5)) (.cse78 (select |v_#memory_$Pointer$.base_224| 7))) (and (= (store |v_#memory_$Pointer$.base_224| 7 (store .cse78 8 (select .cse79 8))) |v_#memory_$Pointer$.base_223|) (= (store |v_#memory_$Pointer$.base_238| 5 (store .cse80 16 (select .cse81 16))) |v_#memory_$Pointer$.base_237|) (= (store |v_#memory_$Pointer$.base_226| 8 (store (select |v_#memory_$Pointer$.base_226| 8) 4 (select .cse82 4))) |v_#memory_$Pointer$.base_213|) (= |v_#memory_$Pointer$.base_226| (store |v_#memory_$Pointer$.base_222| 7 (store .cse83 20 (select (select |v_#memory_$Pointer$.base_226| 7) 20)))) (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_221| 3 (store (select |v_#memory_$Pointer$.base_221| 3) 0 (select (select |c_#memory_$Pointer$.base| 3) 0)))) (= (store |v_#memory_$Pointer$.base_234| 5 (store .cse84 14 (select .cse85 14))) |v_#memory_$Pointer$.base_233|) (= |v_#memory_$Pointer$.base_230| (store |v_#memory_$Pointer$.base_228| 5 (store .cse86 4 (select .cse87 4)))) (= (store |v_#memory_$Pointer$.base_214| 8 (store .cse88 20 (select (select |v_#memory_$Pointer$.base_220| 8) 20))) |v_#memory_$Pointer$.base_220|) (= (store |v_#memory_$Pointer$.base_223| 7 (store .cse79 12 (select .cse89 12))) |v_#memory_$Pointer$.base_225|) (= (store |v_#memory_$Pointer$.base_215| 8 (store .cse90 16 (select .cse88 16))) |v_#memory_$Pointer$.base_214|) (= (store |v_#memory_$Pointer$.base_236| 5 (store .cse91 10 (select .cse92 10))) |v_#memory_$Pointer$.base_235|) (= (store |v_#memory_$Pointer$.base_217| 5 (store .cse93 12 (select .cse94 12))) |v_#memory_$Pointer$.base_229|) (= (store |v_#memory_$Pointer$.base_229| 5 (store .cse94 15 (select .cse86 15))) |v_#memory_$Pointer$.base_228|) (= (store |v_#memory_$Pointer$.base_235| 5 (store .cse92 13 (select .cse80 13))) |v_#memory_$Pointer$.base_238|) (= (store |v_#memory_$Pointer$.base_233| 5 (store .cse85 17 (select (select |v_#memory_$Pointer$.base_227| 5) 17))) |v_#memory_$Pointer$.base_227|) (= (store |v_#memory_$Pointer$.base_237| 5 (store .cse81 5 (select .cse95 5))) |v_#memory_$Pointer$.base_232|) (= (store |v_#memory_$Pointer$.base_397| 5 (store (select |v_#memory_$Pointer$.base_397| 5) 3 (select .cse96 3))) |v_#memory_$Pointer$.base_216|) (= |v_#memory_$Pointer$.base_239| (store |v_#memory_$Pointer$.base_213| 8 (store .cse82 8 (select .cse97 8)))) (= (store |v_#memory_$Pointer$.base_220| 4 (store (select |v_#memory_$Pointer$.base_220| 4) 0 (select (select |v_#memory_$Pointer$.base_219| 4) 0))) |v_#memory_$Pointer$.base_219|) (= (store |v_#memory_$Pointer$.base_230| 5 (store .cse87 7 (select .cse91 7))) |v_#memory_$Pointer$.base_236|) (= (store |v_#memory_$Pointer$.base_239| 8 (store .cse97 12 (select .cse90 12))) |v_#memory_$Pointer$.base_215|) (= (store |v_#memory_$Pointer$.base_225| 7 (store .cse89 16 (select .cse83 16))) |v_#memory_$Pointer$.base_222|) (= (store |v_#memory_$Pointer$.base_219| 5 (store (select |v_#memory_$Pointer$.base_219| 5) 0 (select (select |v_#memory_$Pointer$.base_221| 5) 0))) |v_#memory_$Pointer$.base_221|) (= (store |v_#memory_$Pointer$.base_216| 5 (store .cse96 6 (select .cse98 6))) |v_#memory_$Pointer$.base_218|) (= (store |v_#memory_$Pointer$.base_231| 5 (store .cse99 11 (select .cse84 11))) |v_#memory_$Pointer$.base_234|) (= |v_#memory_$Pointer$.base_217| (store |v_#memory_$Pointer$.base_218| 5 (store .cse98 9 (select .cse93 9)))) (= (store |v_#memory_$Pointer$.base_232| 5 (store .cse95 8 (select .cse99 8))) |v_#memory_$Pointer$.base_231|) (= (store (store |v_#memory_$Pointer$.base_227| 6 (let ((.cse100 (let ((.cse101 (let ((.cse102 (let ((.cse103 (let ((.cse104 (let ((.cse105 (let ((.cse106 (let ((.cse107 (let ((.cse108 (let ((.cse109 (let ((.cse110 (let ((.cse111 (let ((.cse112 (let ((.cse113 (store (select |v_#memory_$Pointer$.base_227| 6) 12 (select (select |v_#memory_$Pointer$.base_227| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 12)))) (store .cse113 24 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse113) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 24))))) (store .cse112 36 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse112) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 36))))) (store .cse111 48 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse111) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 48))))) (store .cse110 60 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse110) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 60))))) (store .cse109 16 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse109) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 16))))) (store .cse108 28 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse108) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 28))))) (store .cse107 40 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse107) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 40))))) (store .cse106 52 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse106) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 52))))) (store .cse105 64 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse105) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 64))))) (store .cse104 20 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse104) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 20))))) (store .cse103 32 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse103) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 32))))) (store .cse102 44 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse102) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 44))))) (store .cse101 56 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse101) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 56))))) (store .cse100 68 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse100) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 68)))) 7 (store (select |v_#memory_$Pointer$.base_227| 7) 4 (select .cse78 4))) |v_#memory_$Pointer$.base_224|)))) (= |c_~#__CS_u~0.offset| 0) (= c_~__CS_ret_PREEMPTED~0 1) (= |c_~#__CS_thread_lockedon~0.offset| 0) (= |c_~#j~2.offset| 0) (= |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.offset| 0)) is different from false [2023-11-19 04:20:37,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [927628389] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:20:37,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-19 04:20:37,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4, 4] total 9 [2023-11-19 04:20:37,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160125776] [2023-11-19 04:20:37,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:20:37,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:20:37,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:20:37,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:20:37,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=37, Unknown=1, NotChecked=12, Total=72 [2023-11-19 04:20:37,272 INFO L87 Difference]: Start difference. First operand 149 states and 222 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-19 04:20:39,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:20:41,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:20:43,467 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (<= 2 |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|)) (.cse1 (<= 2 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|)) (.cse2 (<= 1 |c_#StackHeapBarrier|)) (.cse3 (<= 2 |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|)) (.cse77 (<= 2 |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|))) (and (= |c_~#__CS_u~0.base| 9) (= 2 c_~__THREAD_FINISHED~0) (= |c_~#__CS_thread_born_round~0.offset| 0) (= c_~__CS_ret_FINISHED~0 4) .cse0 (= 7 |c_~#i~0.base|) (exists ((v_~__CS_thread~0.base_40 (Array Int Int))) (= c_~__CS_thread~0.base (store v_~__CS_thread~0.base_40 0 |#funAddr~main_thread.base|))) (= 5 |c_~#__CS_thread_status~0.base|) (= 6 |c_~#__CS_thread_lockedon~0.base|) (= 2 c_~__CS_ret_ERROR~0) .cse1 (<= 6 |c_ULTIMATE.start_main_~k~3#1|) (= c_~__CS_ret~0 0) (= (select (select |c_#memory_int| 3) 0) |c_ULTIMATE.start_main_#t~mem85#1|) (= |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.offset| 0) .cse2 (= |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.offset| 0) .cse3 (= |c_~#__CS_thread_born_round~0.base| 4) (exists ((|v_#memory_int_190| (Array Int (Array Int Int))) (|v_#memory_int_191| (Array Int (Array Int Int))) (|v_#memory_int_192| (Array Int (Array Int Int))) (|v_#memory_int_193| (Array Int (Array Int Int))) (|v_#memory_int_187| (Array Int (Array Int Int))) (|v_#memory_int_198| (Array Int (Array Int Int))) (|v_#memory_int_188| (Array Int (Array Int Int))) (|v_#memory_int_199| (Array Int (Array Int Int))) (|v_#memory_int_189| (Array Int (Array Int Int))) (|v_#memory_int_200| (Array Int (Array Int Int))) (|v_#memory_int_194| (Array Int (Array Int Int))) (|v_#memory_int_293| (Array Int (Array Int Int))) (|v_#memory_int_195| (Array Int (Array Int Int))) (|v_#memory_int_196| (Array Int (Array Int Int))) (|v_#memory_int_186| (Array Int (Array Int Int))) (|v_#memory_int_197| (Array Int (Array Int Int)))) (let ((.cse5 (select |v_#memory_int_191| 6)) (.cse10 (select |v_#memory_int_187| 6)) (.cse14 (select |v_#memory_int_196| 6)) (.cse17 (select |v_#memory_int_195| 6)) (.cse8 (select |v_#memory_int_194| 6)) (.cse9 (select |v_#memory_int_193| 6)) (.cse12 (select |v_#memory_int_188| 6)) (.cse6 (select |v_#memory_int_189| 6)) (.cse16 (select |v_#memory_int_198| 6)) (.cse13 (select |v_#memory_int_190| 6)) (.cse7 (select |v_#memory_int_200| 6)) (.cse15 (select |v_#memory_int_199| 6)) (.cse11 (select |v_#memory_int_197| 6)) (.cse4 (select |v_#memory_int_192| 6))) (and (= (store |v_#memory_int_192| 6 (store .cse4 56 (select .cse5 56))) |v_#memory_int_191|) (= |v_#memory_int_200| (store |v_#memory_int_189| 6 (store .cse6 24 (select .cse7 24)))) (= (store |v_#memory_int_194| 6 (store .cse8 52 (select .cse9 52))) |v_#memory_int_193|) (= (store |v_#memory_int_187| 6 (store .cse10 32 (select .cse11 32))) |v_#memory_int_197|) (= (store |v_#memory_int_191| 6 (store .cse5 68 (select (select |v_#memory_int_186| 6) 68))) |v_#memory_int_186|) (= (store |v_#memory_int_188| 6 (store .cse12 20 (select .cse10 20))) |v_#memory_int_187|) (= (store |v_#memory_int_190| 6 (store .cse13 16 (select .cse14 16))) |v_#memory_int_196|) (= (store |v_#memory_int_199| 6 (store .cse15 48 (select .cse16 48))) |v_#memory_int_198|) (= (store |v_#memory_int_196| 6 (store .cse14 28 (select .cse17 28))) |v_#memory_int_195|) (= |v_#memory_int_194| (store |v_#memory_int_195| 6 (store .cse17 40 (select .cse8 40)))) (= (store |v_#memory_int_193| 6 (store .cse9 64 (select .cse12 64))) |v_#memory_int_188|) (= (store (store |v_#memory_int_293| 5 (let ((.cse18 (let ((.cse19 (let ((.cse20 (let ((.cse21 (let ((.cse22 (let ((.cse23 (let ((.cse24 (let ((.cse25 (let ((.cse26 (let ((.cse27 (let ((.cse28 (let ((.cse29 (let ((.cse30 (let ((.cse31 (store (select |v_#memory_int_293| 5) 3 (select (select |v_#memory_int_293| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 3)))) (store .cse31 6 (select (select (store |v_#memory_int_293| 5 .cse31) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 6))))) (store .cse30 9 (select (select (store |v_#memory_int_293| 5 .cse30) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 9))))) (store .cse29 12 (select (select (store |v_#memory_int_293| 5 .cse29) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 12))))) (store .cse28 15 (select (select (store |v_#memory_int_293| 5 .cse28) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 15))))) (store .cse27 4 (select (select (store |v_#memory_int_293| 5 .cse27) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 4))))) (store .cse26 7 (select (select (store |v_#memory_int_293| 5 .cse26) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 7))))) (store .cse25 10 (select (select (store |v_#memory_int_293| 5 .cse25) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 10))))) (store .cse24 13 (select (select (store |v_#memory_int_293| 5 .cse24) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 13))))) (store .cse23 16 (select (select (store |v_#memory_int_293| 5 .cse23) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 16))))) (store .cse22 5 (select (select (store |v_#memory_int_293| 5 .cse22) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 5))))) (store .cse21 8 (select (select (store |v_#memory_int_293| 5 .cse21) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 8))))) (store .cse20 11 (select (select (store |v_#memory_int_293| 5 .cse20) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 11))))) (store .cse19 14 (select (select (store |v_#memory_int_293| 5 .cse19) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 14))))) (store .cse18 17 (select (select (store |v_#memory_int_293| 5 .cse18) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 17)))) 6 (store (select |v_#memory_int_293| 6) 12 (select .cse6 12))) |v_#memory_int_189|) (= |v_#memory_int_190| (store |v_#memory_int_198| 6 (store .cse16 60 (select .cse13 60)))) (= (store |v_#memory_int_200| 6 (store .cse7 36 (select .cse15 36))) |v_#memory_int_199|) (= |c_#memory_int| (store (store (store (let ((.cse32 (store |v_#memory_int_186| 7 (let ((.cse37 (let ((.cse38 (let ((.cse39 (let ((.cse40 (store (select |v_#memory_int_186| 7) 4 (select (select |v_#memory_int_186| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 4)))) (store .cse40 8 (select (select (store |v_#memory_int_186| 7 .cse40) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 8))))) (store .cse39 12 (select (select (store |v_#memory_int_186| 7 .cse39) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 12))))) (store .cse38 16 (select (select (store |v_#memory_int_186| 7 .cse38) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 16))))) (store .cse37 20 (select (select (store |v_#memory_int_186| 7 .cse37) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 20)))))) (store .cse32 8 (let ((.cse33 (let ((.cse34 (let ((.cse35 (let ((.cse36 (store (select |v_#memory_int_186| 8) 4 (select (select .cse32 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 4)))) (store .cse36 8 (select (select (store .cse32 8 .cse36) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 8))))) (store .cse35 12 (select (select (store .cse32 8 .cse35) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 12))))) (store .cse34 16 (select (select (store .cse32 8 .cse34) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 16))))) (store .cse33 20 (select (select (store .cse32 8 .cse33) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 20))))) 4 (store (select |v_#memory_int_186| 4) 0 0)) 5 (store (select |v_#memory_int_186| 5) 0 1)) 3 (store (select |v_#memory_int_186| 3) 0 1))) (= (store |v_#memory_int_197| 6 (store .cse11 44 (select .cse4 44))) |v_#memory_int_192|)))) (exists ((|v_#memory_$Pointer$.offset_225| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_226| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_227| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_228| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_229| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_220| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_221| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_222| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_223| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_224| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_236| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_214| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_237| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_215| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_216| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_238| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_217| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_239| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_218| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_219| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_230| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_231| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_232| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_397| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_233| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_234| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_235| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_213| (Array Int (Array Int Int)))) (let ((.cse41 (select |v_#memory_$Pointer$.offset_216| 5)) (.cse65 (select |v_#memory_$Pointer$.offset_224| 7)) (.cse67 (select |v_#memory_$Pointer$.offset_223| 7)) (.cse50 (select |v_#memory_$Pointer$.offset_229| 5)) (.cse43 (select |v_#memory_$Pointer$.offset_214| 5)) (.cse44 (select |v_#memory_$Pointer$.offset_215| 5)) (.cse71 (select |v_#memory_$Pointer$.offset_227| 5)) (.cse69 (select |v_#memory_$Pointer$.offset_231| 8)) (.cse46 (select |v_#memory_$Pointer$.offset_232| 8)) (.cse48 (select |v_#memory_$Pointer$.offset_218| 5)) (.cse45 (select |v_#memory_$Pointer$.offset_219| 5)) (.cse72 (select |v_#memory_$Pointer$.offset_235| 5)) (.cse70 (select |v_#memory_$Pointer$.offset_222| 7)) (.cse66 (select |v_#memory_$Pointer$.offset_221| 7)) (.cse42 (select |v_#memory_$Pointer$.offset_217| 5)) (.cse49 (select |v_#memory_$Pointer$.offset_228| 5)) (.cse74 (select |v_#memory_$Pointer$.offset_225| 5)) (.cse47 (select |v_#memory_$Pointer$.offset_220| 5)) (.cse75 (select |v_#memory_$Pointer$.offset_233| 8)) (.cse68 (select |v_#memory_$Pointer$.offset_234| 8)) (.cse76 (select |v_#memory_$Pointer$.offset_237| 5)) (.cse73 (select |v_#memory_$Pointer$.offset_226| 5))) (and (= (store |v_#memory_$Pointer$.offset_216| 5 (store .cse41 16 (select .cse42 16))) |v_#memory_$Pointer$.offset_217|) (= (store |v_#memory_$Pointer$.offset_214| 5 (store .cse43 14 (select .cse44 14))) |v_#memory_$Pointer$.offset_215|) (= (store |v_#memory_$Pointer$.offset_230| 5 (store (select |v_#memory_$Pointer$.offset_230| 5) 0 (select (select |v_#memory_$Pointer$.offset_238| 5) 0))) |v_#memory_$Pointer$.offset_238|) (= (store |v_#memory_$Pointer$.offset_219| 5 (store .cse45 13 (select .cse41 13))) |v_#memory_$Pointer$.offset_216|) (= |v_#memory_$Pointer$.offset_239| (store |v_#memory_$Pointer$.offset_232| 8 (store .cse46 20 (select (select |v_#memory_$Pointer$.offset_239| 8) 20)))) (= (store |v_#memory_$Pointer$.offset_220| 5 (store .cse47 7 (select .cse48 7))) |v_#memory_$Pointer$.offset_218|) (= (store |v_#memory_$Pointer$.offset_228| 5 (store .cse49 8 (select .cse50 8))) |v_#memory_$Pointer$.offset_229|) (= (store (store |v_#memory_$Pointer$.offset_213| 6 (let ((.cse51 (let ((.cse52 (let ((.cse53 (let ((.cse54 (let ((.cse55 (let ((.cse56 (let ((.cse57 (let ((.cse58 (let ((.cse59 (let ((.cse60 (let ((.cse61 (let ((.cse62 (let ((.cse63 (let ((.cse64 (store (select |v_#memory_$Pointer$.offset_213| 6) 12 (select (select |v_#memory_$Pointer$.offset_213| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 12)))) (store .cse64 24 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse64) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 24))))) (store .cse63 36 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse63) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 36))))) (store .cse62 48 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse62) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 48))))) (store .cse61 60 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse61) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 60))))) (store .cse60 16 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse60) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 16))))) (store .cse59 28 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse59) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 28))))) (store .cse58 40 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse58) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 40))))) (store .cse57 52 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse57) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 52))))) (store .cse56 64 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse56) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 64))))) (store .cse55 20 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse55) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 20))))) (store .cse54 32 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse54) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 32))))) (store .cse53 44 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse53) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 44))))) (store .cse52 56 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse52) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 56))))) (store .cse51 68 (select (select (store |v_#memory_$Pointer$.offset_213| 6 .cse51) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 68)))) 7 (store (select |v_#memory_$Pointer$.offset_213| 7) 4 (select .cse65 4))) |v_#memory_$Pointer$.offset_224|) (= (store |v_#memory_$Pointer$.offset_221| 7 (store .cse66 20 (select (select |v_#memory_$Pointer$.offset_236| 7) 20))) |v_#memory_$Pointer$.offset_236|) (= (store |v_#memory_$Pointer$.offset_224| 7 (store .cse65 8 (select .cse67 8))) |v_#memory_$Pointer$.offset_223|) (= (store |v_#memory_$Pointer$.offset_234| 8 (store .cse68 12 (select .cse69 12))) |v_#memory_$Pointer$.offset_231|) (= |v_#memory_$Pointer$.offset_222| (store |v_#memory_$Pointer$.offset_223| 7 (store .cse67 12 (select .cse70 12)))) (= (store |v_#memory_$Pointer$.offset_229| 5 (store .cse50 11 (select .cse43 11))) |v_#memory_$Pointer$.offset_214|) (= |v_#memory_$Pointer$.offset_230| (store |v_#memory_$Pointer$.offset_239| 4 (store (select |v_#memory_$Pointer$.offset_239| 4) 0 (select (select |v_#memory_$Pointer$.offset_230| 4) 0)))) (= |v_#memory_$Pointer$.offset_213| (store |v_#memory_$Pointer$.offset_215| 5 (store .cse44 17 (select (select |v_#memory_$Pointer$.offset_213| 5) 17)))) (= (store |v_#memory_$Pointer$.offset_227| 5 (store .cse71 12 (select .cse72 12))) |v_#memory_$Pointer$.offset_235|) (= (store |v_#memory_$Pointer$.offset_226| 5 (store .cse73 9 (select .cse71 9))) |v_#memory_$Pointer$.offset_227|) (= (store |v_#memory_$Pointer$.offset_231| 8 (store .cse69 16 (select .cse46 16))) |v_#memory_$Pointer$.offset_232|) (= |v_#memory_$Pointer$.offset_219| (store |v_#memory_$Pointer$.offset_218| 5 (store .cse48 10 (select .cse45 10)))) (= |v_#memory_$Pointer$.offset_225| (store |v_#memory_$Pointer$.offset_235| 5 (store .cse72 15 (select .cse74 15)))) (= (store |v_#memory_$Pointer$.offset_236| 8 (store (select |v_#memory_$Pointer$.offset_236| 8) 4 (select .cse75 4))) |v_#memory_$Pointer$.offset_233|) (= (store |v_#memory_$Pointer$.offset_222| 7 (store .cse70 16 (select .cse66 16))) |v_#memory_$Pointer$.offset_221|) (= (store |v_#memory_$Pointer$.offset_397| 5 (store (select |v_#memory_$Pointer$.offset_397| 5) 3 (select .cse76 3))) |v_#memory_$Pointer$.offset_237|) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_238| 3 (store (select |v_#memory_$Pointer$.offset_238| 3) 0 (select (select |c_#memory_$Pointer$.offset| 3) 0)))) (= (store |v_#memory_$Pointer$.offset_217| 5 (store .cse42 5 (select .cse49 5))) |v_#memory_$Pointer$.offset_228|) (= (store |v_#memory_$Pointer$.offset_225| 5 (store .cse74 4 (select .cse47 4))) |v_#memory_$Pointer$.offset_220|) (= (store |v_#memory_$Pointer$.offset_233| 8 (store .cse75 8 (select .cse68 8))) |v_#memory_$Pointer$.offset_234|) (= |v_#memory_$Pointer$.offset_226| (store |v_#memory_$Pointer$.offset_237| 5 (store .cse76 6 (select .cse73 6))))))) (= 3 |c_~#__CS_thread_allocated~0.base|) (= |c_~#j~2.base| 8) (or (and .cse0 .cse1 .cse2 .cse3 (<= 3 |c_ULTIMATE.start_main_~l~0#1|) .cse77) (and .cse0 .cse1 .cse2 .cse3 .cse77)) (= c_~__CS_error~0 0) (= c_~__THREAD_UNUSED~0 0) (= 1 c_~__THREAD_RUNNING~0) (= |c_~#__CS_thread_status~0.offset| 0) .cse77 (exists ((v_~__CS_thread~0.offset_40 (Array Int Int))) (= (store v_~__CS_thread~0.offset_40 0 |#funAddr~main_thread.offset|) c_~__CS_thread~0.offset)) (= |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.offset| 0) (= |c_~#i~0.offset| 0) (= c_~__CS_round~0 0) (= c_~__CS_thread_index~0 0) (<= 0 |c_ULTIMATE.start_main_~k~3#1|) (= |c_~#__CS_thread_allocated~0.offset| 0) (exists ((|v_#memory_$Pointer$.base_229| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_228| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_227| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_226| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_225| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_224| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_223| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_222| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_221| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_220| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_219| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_218| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_239| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_217| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_238| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_216| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_237| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_215| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_214| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_236| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_235| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_213| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_234| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_233| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_232| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_397| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_231| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_230| (Array Int (Array Int Int)))) (let ((.cse79 (select |v_#memory_$Pointer$.base_223| 7)) (.cse88 (select |v_#memory_$Pointer$.base_214| 8)) (.cse94 (select |v_#memory_$Pointer$.base_229| 5)) (.cse86 (select |v_#memory_$Pointer$.base_228| 5)) (.cse92 (select |v_#memory_$Pointer$.base_235| 5)) (.cse80 (select |v_#memory_$Pointer$.base_238| 5)) (.cse85 (select |v_#memory_$Pointer$.base_233| 5)) (.cse81 (select |v_#memory_$Pointer$.base_237| 5)) (.cse82 (select |v_#memory_$Pointer$.base_213| 8)) (.cse87 (select |v_#memory_$Pointer$.base_230| 5)) (.cse91 (select |v_#memory_$Pointer$.base_236| 5)) (.cse97 (select |v_#memory_$Pointer$.base_239| 8)) (.cse90 (select |v_#memory_$Pointer$.base_215| 8)) (.cse89 (select |v_#memory_$Pointer$.base_225| 7)) (.cse83 (select |v_#memory_$Pointer$.base_222| 7)) (.cse96 (select |v_#memory_$Pointer$.base_216| 5)) (.cse84 (select |v_#memory_$Pointer$.base_234| 5)) (.cse98 (select |v_#memory_$Pointer$.base_218| 5)) (.cse93 (select |v_#memory_$Pointer$.base_217| 5)) (.cse95 (select |v_#memory_$Pointer$.base_232| 5)) (.cse99 (select |v_#memory_$Pointer$.base_231| 5)) (.cse78 (select |v_#memory_$Pointer$.base_224| 7))) (and (= (store |v_#memory_$Pointer$.base_224| 7 (store .cse78 8 (select .cse79 8))) |v_#memory_$Pointer$.base_223|) (= (store |v_#memory_$Pointer$.base_238| 5 (store .cse80 16 (select .cse81 16))) |v_#memory_$Pointer$.base_237|) (= (store |v_#memory_$Pointer$.base_226| 8 (store (select |v_#memory_$Pointer$.base_226| 8) 4 (select .cse82 4))) |v_#memory_$Pointer$.base_213|) (= |v_#memory_$Pointer$.base_226| (store |v_#memory_$Pointer$.base_222| 7 (store .cse83 20 (select (select |v_#memory_$Pointer$.base_226| 7) 20)))) (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_221| 3 (store (select |v_#memory_$Pointer$.base_221| 3) 0 (select (select |c_#memory_$Pointer$.base| 3) 0)))) (= (store |v_#memory_$Pointer$.base_234| 5 (store .cse84 14 (select .cse85 14))) |v_#memory_$Pointer$.base_233|) (= |v_#memory_$Pointer$.base_230| (store |v_#memory_$Pointer$.base_228| 5 (store .cse86 4 (select .cse87 4)))) (= (store |v_#memory_$Pointer$.base_214| 8 (store .cse88 20 (select (select |v_#memory_$Pointer$.base_220| 8) 20))) |v_#memory_$Pointer$.base_220|) (= (store |v_#memory_$Pointer$.base_223| 7 (store .cse79 12 (select .cse89 12))) |v_#memory_$Pointer$.base_225|) (= (store |v_#memory_$Pointer$.base_215| 8 (store .cse90 16 (select .cse88 16))) |v_#memory_$Pointer$.base_214|) (= (store |v_#memory_$Pointer$.base_236| 5 (store .cse91 10 (select .cse92 10))) |v_#memory_$Pointer$.base_235|) (= (store |v_#memory_$Pointer$.base_217| 5 (store .cse93 12 (select .cse94 12))) |v_#memory_$Pointer$.base_229|) (= (store |v_#memory_$Pointer$.base_229| 5 (store .cse94 15 (select .cse86 15))) |v_#memory_$Pointer$.base_228|) (= (store |v_#memory_$Pointer$.base_235| 5 (store .cse92 13 (select .cse80 13))) |v_#memory_$Pointer$.base_238|) (= (store |v_#memory_$Pointer$.base_233| 5 (store .cse85 17 (select (select |v_#memory_$Pointer$.base_227| 5) 17))) |v_#memory_$Pointer$.base_227|) (= (store |v_#memory_$Pointer$.base_237| 5 (store .cse81 5 (select .cse95 5))) |v_#memory_$Pointer$.base_232|) (= (store |v_#memory_$Pointer$.base_397| 5 (store (select |v_#memory_$Pointer$.base_397| 5) 3 (select .cse96 3))) |v_#memory_$Pointer$.base_216|) (= |v_#memory_$Pointer$.base_239| (store |v_#memory_$Pointer$.base_213| 8 (store .cse82 8 (select .cse97 8)))) (= (store |v_#memory_$Pointer$.base_220| 4 (store (select |v_#memory_$Pointer$.base_220| 4) 0 (select (select |v_#memory_$Pointer$.base_219| 4) 0))) |v_#memory_$Pointer$.base_219|) (= (store |v_#memory_$Pointer$.base_230| 5 (store .cse87 7 (select .cse91 7))) |v_#memory_$Pointer$.base_236|) (= (store |v_#memory_$Pointer$.base_239| 8 (store .cse97 12 (select .cse90 12))) |v_#memory_$Pointer$.base_215|) (= (store |v_#memory_$Pointer$.base_225| 7 (store .cse89 16 (select .cse83 16))) |v_#memory_$Pointer$.base_222|) (= (store |v_#memory_$Pointer$.base_219| 5 (store (select |v_#memory_$Pointer$.base_219| 5) 0 (select (select |v_#memory_$Pointer$.base_221| 5) 0))) |v_#memory_$Pointer$.base_221|) (= (store |v_#memory_$Pointer$.base_216| 5 (store .cse96 6 (select .cse98 6))) |v_#memory_$Pointer$.base_218|) (= (store |v_#memory_$Pointer$.base_231| 5 (store .cse99 11 (select .cse84 11))) |v_#memory_$Pointer$.base_234|) (= |v_#memory_$Pointer$.base_217| (store |v_#memory_$Pointer$.base_218| 5 (store .cse98 9 (select .cse93 9)))) (= (store |v_#memory_$Pointer$.base_232| 5 (store .cse95 8 (select .cse99 8))) |v_#memory_$Pointer$.base_231|) (= (store (store |v_#memory_$Pointer$.base_227| 6 (let ((.cse100 (let ((.cse101 (let ((.cse102 (let ((.cse103 (let ((.cse104 (let ((.cse105 (let ((.cse106 (let ((.cse107 (let ((.cse108 (let ((.cse109 (let ((.cse110 (let ((.cse111 (let ((.cse112 (let ((.cse113 (store (select |v_#memory_$Pointer$.base_227| 6) 12 (select (select |v_#memory_$Pointer$.base_227| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 12)))) (store .cse113 24 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse113) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 24))))) (store .cse112 36 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse112) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 36))))) (store .cse111 48 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse111) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 48))))) (store .cse110 60 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse110) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 60))))) (store .cse109 16 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse109) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 16))))) (store .cse108 28 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse108) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 28))))) (store .cse107 40 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse107) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 40))))) (store .cse106 52 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse106) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 52))))) (store .cse105 64 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse105) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 64))))) (store .cse104 20 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse104) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 20))))) (store .cse103 32 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse103) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 32))))) (store .cse102 44 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse102) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 44))))) (store .cse101 56 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse101) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 56))))) (store .cse100 68 (select (select (store |v_#memory_$Pointer$.base_227| 6 .cse100) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 68)))) 7 (store (select |v_#memory_$Pointer$.base_227| 7) 4 (select .cse78 4))) |v_#memory_$Pointer$.base_224|)))) (= |c_~#__CS_u~0.offset| 0) (= c_~__CS_ret_PREEMPTED~0 1) (= |c_~#__CS_thread_lockedon~0.offset| 0) (= |c_~#j~2.offset| 0) (= |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.offset| 0))) is different from false [2023-11-19 04:20:44,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:20:44,570 INFO L93 Difference]: Finished difference Result 290 states and 432 transitions. [2023-11-19 04:20:44,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:20:44,571 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 173 [2023-11-19 04:20:44,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:20:44,574 INFO L225 Difference]: With dead ends: 290 [2023-11-19 04:20:44,574 INFO L226 Difference]: Without dead ends: 149 [2023-11-19 04:20:44,575 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 522 GetRequests, 513 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=24, Invalid=38, Unknown=2, NotChecked=26, Total=90 [2023-11-19 04:20:44,578 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 0 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 90 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-19 04:20:44,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 598 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 178 Invalid, 2 Unknown, 90 Unchecked, 5.2s Time] [2023-11-19 04:20:44,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2023-11-19 04:20:44,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2023-11-19 04:20:44,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 85 states have (on average 1.2117647058823529) internal successors, (103), 85 states have internal predecessors, (103), 59 states have call successors, (59), 4 states have call predecessors, (59), 4 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2023-11-19 04:20:44,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 221 transitions. [2023-11-19 04:20:44,603 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 221 transitions. Word has length 173 [2023-11-19 04:20:44,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:20:44,603 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 221 transitions. [2023-11-19 04:20:44,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-19 04:20:44,604 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 221 transitions. [2023-11-19 04:20:44,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 04:20:44,608 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:44,609 INFO L195 NwaCegarLoop]: trace histogram [41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:20:44,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:20:44,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:20:44,837 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:20:44,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:44,838 INFO L85 PathProgramCache]: Analyzing trace with hash -2130319991, now seen corresponding path program 1 times [2023-11-19 04:20:44,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:20:44,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821560871] [2023-11-19 04:20:44,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:44,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:20:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:45,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1642 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-11-19 04:20:45,877 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:20:45,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821560871] [2023-11-19 04:20:45,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821560871] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:20:45,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [776160877] [2023-11-19 04:20:45,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:45,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:20:45,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:20:45,879 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:20:45,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62ad8eb1-0070-4e19-941f-e70a591aa77a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 04:20:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:47,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 1447 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:20:47,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:20:47,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1642 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-11-19 04:20:47,094 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:20:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1642 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-11-19 04:20:47,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [776160877] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:20:47,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1351894771] [2023-11-19 04:20:47,298 INFO L159 IcfgInterpreter]: Started Sifa with 107 locations of interest [2023-11-19 04:20:47,298 INFO L166 IcfgInterpreter]: Building call graph [2023-11-19 04:20:47,299 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-19 04:20:47,299 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-19 04:20:47,299 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs