./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5 --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 583ab92a7056287b3071cc8588dd414024160b1da2815b90013f83f6f32564a1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 19:53:03,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:53:03,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-21 19:53:03,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:53:03,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:53:03,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:53:03,363 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:53:03,364 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:53:03,366 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:53:03,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:53:03,371 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:53:03,373 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:53:03,373 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:53:03,375 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-21 19:53:03,375 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:53:03,376 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:53:03,376 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-21 19:53:03,377 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-21 19:53:03,377 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:53:03,378 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-21 19:53:03,378 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-21 19:53:03,379 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-21 19:53:03,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:53:03,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 19:53:03,381 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 19:53:03,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:53:03,382 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 19:53:03,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:53:03,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 19:53:03,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:53:03,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 19:53:03,385 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 19:53:03,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 19:53:03,386 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:53:03,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:53:03,387 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:53:03,387 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:53:03,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:53:03,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:53:03,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:53:03,389 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 19:53:03,389 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-21 19:53:03,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 19:53:03,390 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:53:03,390 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 19:53:03,390 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:53:03,391 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:53:03,391 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_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 583ab92a7056287b3071cc8588dd414024160b1da2815b90013f83f6f32564a1 [2023-11-21 19:53:03,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:53:03,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:53:03,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:53:03,778 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:53:03,779 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:53:03,780 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i [2023-11-21 19:53:07,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:53:07,358 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:53:07,359 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i [2023-11-21 19:53:07,382 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/data/219f89e0d/64bc9e813afb49008126966a2bc0e288/FLAGaf385f7fe [2023-11-21 19:53:07,398 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/data/219f89e0d/64bc9e813afb49008126966a2bc0e288 [2023-11-21 19:53:07,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:53:07,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:53:07,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:53:07,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:53:07,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:53:07,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:53:07" (1/1) ... [2023-11-21 19:53:07,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bd00279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:07, skipping insertion in model container [2023-11-21 19:53:07,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:53:07" (1/1) ... [2023-11-21 19:53:07,536 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:53:07,976 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_868ded52-f152-4fd7-a576-f0250c585210/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i[23464,23477] [2023-11-21 19:53:08,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:53:08,178 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 19:53:08,226 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_868ded52-f152-4fd7-a576-f0250c585210/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i[23464,23477] [2023-11-21 19:53:08,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:53:08,416 INFO L206 MainTranslator]: Completed translation [2023-11-21 19:53:08,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08 WrapperNode [2023-11-21 19:53:08,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 19:53:08,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 19:53:08,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 19:53:08,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 19:53:08,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,459 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,526 INFO L138 Inliner]: procedures = 144, calls = 393, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 734 [2023-11-21 19:53:08,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 19:53:08,527 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 19:53:08,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 19:53:08,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 19:53:08,538 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,567 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 19:53:08,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 19:53:08,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 19:53:08,708 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 19:53:08,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (1/1) ... [2023-11-21 19:53:08,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:53:08,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:53:08,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 19:53:08,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 19:53:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 19:53:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 19:53:08,795 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 19:53:08,796 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 19:53:08,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 19:53:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 19:53:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 19:53:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-11-21 19:53:08,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-11-21 19:53:08,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 19:53:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-21 19:53:08,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-21 19:53:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 19:53:08,799 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-11-21 19:53:08,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-11-21 19:53:08,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 19:53:08,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 19:53:08,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 19:53:09,063 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 19:53:09,066 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 19:53:09,411 INFO L774 $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; [2023-11-21 19:53:09,411 INFO L774 $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)); [2023-11-21 19:53:09,411 INFO L774 $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; [2023-11-21 19:53:09,412 INFO L774 $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)); [2023-11-21 19:53:09,412 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint L733: SUMMARY for call __CS_cs(); srcloc: null [2023-11-21 19:53:09,412 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint L733-1: 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; [2023-11-21 19:53:09,412 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint L733-1: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-21 19:53:13,470 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 19:53:13,752 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 19:53:13,752 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 19:53:13,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:53:13 BoogieIcfgContainer [2023-11-21 19:53:13,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 19:53:13,757 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 19:53:13,757 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 19:53:13,761 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 19:53:13,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 07:53:07" (1/3) ... [2023-11-21 19:53:13,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@253c0a4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:53:13, skipping insertion in model container [2023-11-21 19:53:13,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:53:08" (2/3) ... [2023-11-21 19:53:13,763 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@253c0a4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:53:13, skipping insertion in model container [2023-11-21 19:53:13,763 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:53:13" (3/3) ... [2023-11-21 19:53:13,765 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_fib_longer-2.i [2023-11-21 19:53:13,786 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 19:53:13,787 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 19:53:13,847 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 19:53:13,855 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;@625f63e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 19:53:13,855 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 19:53:13,860 INFO L276 IsEmpty]: Start isEmpty. Operand has 165 states, 92 states have (on average 1.2282608695652173) internal successors, (113), 93 states have internal predecessors, (113), 67 states have call successors, (67), 4 states have call predecessors, (67), 4 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2023-11-21 19:53:13,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-21 19:53:13,885 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:53:13,886 INFO L195 NwaCegarLoop]: trace histogram [48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:53:13,887 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:53:13,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:53:13,893 INFO L85 PathProgramCache]: Analyzing trace with hash -467305058, now seen corresponding path program 1 times [2023-11-21 19:53:13,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:53:13,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437120155] [2023-11-21 19:53:13,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:53:13,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:53:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:53:16,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-21 19:53:16,418 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:53:16,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437120155] [2023-11-21 19:53:16,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437120155] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:53:16,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:53:16,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:53:16,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493924171] [2023-11-21 19:53:16,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:53:16,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:53:16,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:53:16,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:53:16,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:53:16,481 INFO L87 Difference]: Start difference. First operand has 165 states, 92 states have (on average 1.2282608695652173) internal successors, (113), 93 states have internal predecessors, (113), 67 states have call successors, (67), 4 states have call predecessors, (67), 4 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2023-11-21 19:53:18,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 19:53:20,592 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 [] [2023-11-21 19:53:20,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:53:20,842 INFO L93 Difference]: Finished difference Result 329 states and 493 transitions. [2023-11-21 19:53:20,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:53:20,845 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 202 [2023-11-21 19:53:20,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:53:20,862 INFO L225 Difference]: With dead ends: 329 [2023-11-21 19:53:20,863 INFO L226 Difference]: Without dead ends: 165 [2023-11-21 19:53:20,869 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 [2023-11-21 19:53:20,873 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 2 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-21 19:53:20,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 448 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 2 Unknown, 0 Unchecked, 4.3s Time] [2023-11-21 19:53:20,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-21 19:53:20,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 164. [2023-11-21 19:53:20,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 92 states have (on average 1.2065217391304348) internal successors, (111), 92 states have internal predecessors, (111), 67 states have call successors, (67), 4 states have call predecessors, (67), 4 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2023-11-21 19:53:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 245 transitions. [2023-11-21 19:53:20,958 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 245 transitions. Word has length 202 [2023-11-21 19:53:20,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:53:20,959 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 245 transitions. [2023-11-21 19:53:20,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2023-11-21 19:53:20,960 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 245 transitions. [2023-11-21 19:53:20,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-21 19:53:20,969 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:53:20,970 INFO L195 NwaCegarLoop]: trace histogram [48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:53:20,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 19:53:20,970 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:53:20,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:53:20,971 INFO L85 PathProgramCache]: Analyzing trace with hash 185485033, now seen corresponding path program 1 times [2023-11-21 19:53:20,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:53:20,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045315679] [2023-11-21 19:53:20,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:53:20,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:53:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:53:22,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2257 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-21 19:53:22,595 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:53:22,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045315679] [2023-11-21 19:53:22,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045315679] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:53:22,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:53:22,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:53:22,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843413654] [2023-11-21 19:53:22,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:53:22,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:53:22,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:53:22,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:53:22,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:53:22,603 INFO L87 Difference]: Start difference. First operand 164 states and 245 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2023-11-21 19:53:24,670 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 [] [2023-11-21 19:53:26,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 19:53:26,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:53:26,886 INFO L93 Difference]: Finished difference Result 327 states and 490 transitions. [2023-11-21 19:53:26,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:53:26,887 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 204 [2023-11-21 19:53:26,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:53:26,890 INFO L225 Difference]: With dead ends: 327 [2023-11-21 19:53:26,891 INFO L226 Difference]: Without dead ends: 165 [2023-11-21 19:53:26,893 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 [2023-11-21 19:53:26,895 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 0 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 447 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 [2023-11-21 19:53:26,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 447 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2023-11-21 19:53:26,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-21 19:53:26,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2023-11-21 19:53:26,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 93 states have (on average 1.2043010752688172) internal successors, (112), 93 states have internal predecessors, (112), 67 states have call successors, (67), 4 states have call predecessors, (67), 4 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2023-11-21 19:53:26,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 246 transitions. [2023-11-21 19:53:26,925 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 246 transitions. Word has length 204 [2023-11-21 19:53:26,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:53:26,926 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 246 transitions. [2023-11-21 19:53:26,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2023-11-21 19:53:26,926 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 246 transitions. [2023-11-21 19:53:26,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-21 19:53:26,932 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:53:26,932 INFO L195 NwaCegarLoop]: trace histogram [48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:53:26,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 19:53:26,933 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:53:26,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:53:26,934 INFO L85 PathProgramCache]: Analyzing trace with hash -2003716287, now seen corresponding path program 1 times [2023-11-21 19:53:26,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:53:26,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836103207] [2023-11-21 19:53:26,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:53:26,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:53:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:53:28,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-21 19:53:28,573 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:53:28,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836103207] [2023-11-21 19:53:28,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836103207] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 19:53:28,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046210233] [2023-11-21 19:53:28,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:53:28,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:53:28,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:53:28,585 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 19:53:28,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 19:53:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:53:30,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 1497 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 19:53:30,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:53:30,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-21 19:53:30,297 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 19:53:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-21 19:53:30,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1046210233] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 19:53:30,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [705458350] [2023-11-21 19:53:30,587 INFO L159 IcfgInterpreter]: Started Sifa with 110 locations of interest [2023-11-21 19:53:30,587 INFO L166 IcfgInterpreter]: Building call graph [2023-11-21 19:53:30,592 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-21 19:53:30,598 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-21 19:53:30,599 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-21 19:53:39,866 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-21 19:53:45,727 WARN L854 $PredicateComparison]: unable to prove that (and (= |c_~#__CS_u~0.base| 9) (= 2 c_~__THREAD_FINISHED~0) (= |c_~#__CS_thread_born_round~0.offset| 0) (= c_~__CS_ret_FINISHED~0 4) (<= 2 |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) (= 7 |c_~#i~0.base|) (exists ((v_~__CS_thread~0.base_40 (Array Int Int))) (= c_~__CS_thread~0.base (store v_~__CS_thread~0.base_40 0 |#funAddr~main_thread.base|))) (= 5 |c_~#__CS_thread_status~0.base|) (= 6 |c_~#__CS_thread_lockedon~0.base|) (= 2 c_~__CS_ret_ERROR~0) (<= 2 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) (= c_~__CS_ret~0 0) (= |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (= |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.offset| 0) (<= 2 |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) (= |c_~#__CS_thread_born_round~0.base| 4) (exists ((|v_#memory_$Pointer$.base_185| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_184| (Array Int (Array Int Int))) (|v_#memory_int_180| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_183| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_182| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_181| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_180| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_281| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_189| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_200| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_188| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_187| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_186| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_169| (Array Int (Array Int Int))) (|v_#memory_int_169| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_174| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_173| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_172| (Array Int (Array Int Int))) (|v_#memory_int_170| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_190| (Array Int (Array Int Int))) (|v_#memory_int_171| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_171| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_170| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_191| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_192| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_193| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_194| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_457| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_195| (Array Int (Array Int Int))) (|v_#memory_int_331| (Array Int (Array Int Int))) (|v_#memory_int_176| (Array Int (Array Int Int))) (|v_#memory_int_177| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_196| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_456| (Array Int (Array Int Int))) (|v_#memory_int_178| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_197| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_198| (Array Int (Array Int Int))) (|v_#memory_int_332| (Array Int (Array Int Int))) (|v_#memory_int_179| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_179| (Array Int (Array Int Int))) (|v_#memory_int_172| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_199| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_178| (Array Int (Array Int Int))) (|v_#memory_int_173| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_177| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_176| (Array Int (Array Int Int))) (|v_#memory_int_174| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_175| (Array Int (Array Int Int))) (|v_#memory_int_175| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~nondet40#1_17| Int) (|v_#memory_$Pointer$.base_281| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_180| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_181| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_182| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_183| (Array Int (Array Int Int))) (|v_#memory_int_165| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_184| (Array Int (Array Int Int))) (|v_#memory_int_166| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_185| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_186| (Array Int (Array Int Int))) (|v_#memory_int_167| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_169| (Array Int (Array Int Int))) (|v_#memory_int_168| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_187| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_200| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_188| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_189| (Array Int (Array Int Int))) (|v_#memory_int_163| (Array Int (Array Int Int))) (|v_#memory_int_164| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_456| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_~i~1#1_37| Int) (|v_#memory_$Pointer$.offset_457| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_196| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_195| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_194| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_193| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_192| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_191| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_170| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_190| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_171| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_172| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_173| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_174| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_175| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_176| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_177| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_199| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_178| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_198| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_179| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_197| (Array Int (Array Int Int)))) (let ((.cse58 (+ (- 4) (* |v_ULTIMATE.start_main_~i~1#1_37| 4)))) (let ((.cse1 (select |v_#memory_int_166| 6)) (.cse7 (select |v_#memory_$Pointer$.offset_190| 8)) (.cse4 (select |v_#memory_$Pointer$.offset_187| 7)) (.cse8 (select |v_#memory_$Pointer$.offset_186| 7)) (.cse34 (select |v_#memory_$Pointer$.base_200| 7)) (.cse67 (select |v_#memory_$Pointer$.base_169| 7)) (.cse33 (select |v_#memory_$Pointer$.offset_179| 7)) (.cse9 (select |v_#memory_int_179| 6)) (.cse2 (select |v_#memory_int_170| 6)) (.cse32 (select |v_#memory_$Pointer$.offset_180| 8)) (.cse5 (select |v_#memory_$Pointer$.offset_188| 7)) (.cse59 (select |v_#memory_$Pointer$.offset_185| 7)) (.cse90 (select |v_#memory_$Pointer$.base_174| 5)) (.cse89 (select |v_#memory_$Pointer$.base_182| 5)) (.cse27 (select |v_#memory_$Pointer$.base_194| 7)) (.cse94 (select |v_#memory_$Pointer$.base_173| 5)) (.cse92 (select |v_#memory_$Pointer$.base_197| 8)) (.cse70 (select |v_#memory_$Pointer$.base_199| 8)) (.cse69 (select |v_#memory_$Pointer$.base_170| 8)) (.cse91 (select |v_#memory_$Pointer$.base_198| 8)) (.cse101 (select |v_#memory_int_168| 6)) (.cse55 (select |v_#memory_$Pointer$.base_184| 5)) (.cse28 (select |v_#memory_$Pointer$.offset_175| 5)) (.cse98 (select |v_#memory_$Pointer$.base_175| 5)) (.cse31 (select |v_#memory_int_164| 6)) (.cse96 (select |v_#memory_$Pointer$.base_196| 7)) (.cse68 (select |v_#memory_$Pointer$.base_195| 7)) (.cse3 (select |v_#memory_int_169| 6)) (.cse54 (select |v_#memory_int_180| 6)) (.cse30 (select |v_#memory_int_165| 6)) (.cse100 (select |v_#memory_$Pointer$.base_188| 5)) (.cse104 (select |v_#memory_$Pointer$.base_185| 5)) (.cse99 (select |v_#memory_$Pointer$.base_189| 5)) (.cse53 (select |v_#memory_int_171| 6)) (.cse57 (select |v_#memory_$Pointer$.base_193| 5)) (.cse105 (select |v_#memory_$Pointer$.base_192| 5)) (.cse112 (select |v_#memory_$Pointer$.base_172| 5)) (.cse95 (select |v_#memory_$Pointer$.base_183| 5)) (.cse108 (select |v_#memory_$Pointer$.offset_193| 5)) (.cse106 (select |v_#memory_$Pointer$.base_191| 5)) (.cse113 (select |v_#memory_$Pointer$.base_190| 5)) (.cse29 (select |v_#memory_$Pointer$.offset_183| 5)) (.cse114 (select |v_#memory_$Pointer$.offset_173| 5)) (.cse93 (select |v_#memory_$Pointer$.offset_178| 8)) (.cse102 (select |v_#memory_int_163| 6)) (.cse0 (select |v_#memory_int_167| 6)) (.cse107 (select |v_#memory_$Pointer$.offset_174| 5)) (.cse66 (select |v_#memory_$Pointer$.offset_172| 5)) (.cse60 (select |v_#memory_$Pointer$.offset_194| 5)) (.cse62 (select (select |v_#memory_int_332| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse58)) (.cse71 (select |v_#memory_$Pointer$.base_178| 8)) (.cse117 (select |v_#memory_$Pointer$.offset_170| 5)) (.cse132 (select |v_#memory_$Pointer$.offset_171| 5)) (.cse111 (select |v_#memory_$Pointer$.base_181| 5)) (.cse61 (select |v_#memory_$Pointer$.offset_198| 5)) (.cse56 (select |v_#memory_$Pointer$.base_187| 5)) (.cse133 (select |v_#memory_$Pointer$.base_186| 5)) (.cse110 (select |v_#memory_int_178| 6)) (.cse63 (select |v_#memory_int_177| 6)) (.cse119 (select |v_#memory_$Pointer$.offset_195| 5)) (.cse65 (select |v_#memory_$Pointer$.offset_196| 5)) (.cse52 (select |v_#memory_int_173| 6)) (.cse116 (select |v_#memory_int_172| 6)) (.cse115 (select |v_#memory_$Pointer$.offset_181| 5)) (.cse118 (select |v_#memory_$Pointer$.offset_182| 5)) (.cse64 (select |v_#memory_int_176| 6)) (.cse103 (select |v_#memory_int_175| 6)) (.cse134 (select |v_#memory_$Pointer$.offset_184| 8)) (.cse6 (select |v_#memory_$Pointer$.offset_189| 8)) (.cse109 (select |v_#memory_$Pointer$.offset_192| 5)) (.cse135 (select |v_#memory_$Pointer$.offset_200| 5)) (.cse131 (select |v_#memory_$Pointer$.offset_199| 5))) (and (= (store |v_#memory_int_167| 6 (store .cse0 32 (select .cse1 32))) |v_#memory_int_166|) (= (store |v_#memory_int_170| 6 (store .cse2 68 (select .cse3 68))) |v_#memory_int_169|) (= (store |v_#memory_$Pointer$.offset_187| 7 (store .cse4 12 (select .cse5 12))) |v_#memory_$Pointer$.offset_188|) (= (store |v_#memory_$Pointer$.offset_189| 8 (store .cse6 12 (select .cse7 12))) |v_#memory_$Pointer$.offset_190|) (= (store |v_#memory_$Pointer$.offset_186| 7 (store .cse8 24 (select (select |v_#memory_$Pointer$.offset_191| 7) 24))) |v_#memory_$Pointer$.offset_191|) (= (store |v_#memory_int_166| 6 (store .cse1 44 (select .cse9 44))) |v_#memory_int_179|) (= (store (store |v_#memory_$Pointer$.base_176| 6 (let ((.cse10 (let ((.cse11 (let ((.cse12 (let ((.cse13 (let ((.cse14 (let ((.cse15 (let ((.cse16 (let ((.cse17 (let ((.cse18 (let ((.cse19 (let ((.cse20 (let ((.cse21 (let ((.cse22 (let ((.cse23 (let ((.cse24 (let ((.cse25 (let ((.cse26 (store (select |v_#memory_$Pointer$.base_176| 6) 12 (select (select |v_#memory_$Pointer$.base_176| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 12)))) (store .cse26 24 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse26) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 24))))) (store .cse25 36 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse25) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 36))))) (store .cse24 48 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse24) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 48))))) (store .cse23 60 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse23) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 60))))) (store .cse22 72 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse22) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 72))))) (store .cse21 16 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse21) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 16))))) (store .cse20 28 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse20) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 28))))) (store .cse19 40 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse19) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 40))))) (store .cse18 52 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse18) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 52))))) (store .cse17 64 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse17) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 64))))) (store .cse16 76 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse16) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 76))))) (store .cse15 20 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse15) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 20))))) (store .cse14 32 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse14) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 32))))) (store .cse13 44 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse13) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 44))))) (store .cse12 56 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse12) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 56))))) (store .cse11 68 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse11) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 68))))) (store .cse10 80 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse10) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 80)))) 7 (store (select |v_#memory_$Pointer$.base_176| 7) 4 (select .cse27 4))) |v_#memory_$Pointer$.base_194|) (= (store |v_#memory_$Pointer$.offset_175| 5 (store .cse28 10 (select .cse29 10))) |v_#memory_$Pointer$.offset_183|) (= (store |v_#memory_$Pointer$.offset_169| 4 (store (select |v_#memory_$Pointer$.offset_169| 4) 0 (select (select |v_#memory_$Pointer$.offset_176| 4) 0))) |v_#memory_$Pointer$.offset_176|) (= (store |v_#memory_int_165| 6 (store .cse30 72 (select .cse31 72))) |v_#memory_int_164|) (= (store |v_#memory_$Pointer$.base_180| 5 (store (select |v_#memory_$Pointer$.base_180| 5) 0 (select (select |v_#memory_$Pointer$.base_179| 5) 0))) |v_#memory_$Pointer$.base_179|) (= |v_#memory_$Pointer$.offset_180| (store |v_#memory_$Pointer$.offset_190| 8 (store .cse7 16 (select .cse32 16)))) (= (store |v_#memory_$Pointer$.offset_179| 7 (store .cse33 8 (select .cse4 8))) |v_#memory_$Pointer$.offset_187|) (= (store |v_#memory_$Pointer$.base_200| 7 (store .cse34 24 (select (select |v_#memory_$Pointer$.base_171| 7) 24))) |v_#memory_$Pointer$.base_171|) (= (store (store |v_#memory_int_332| 5 (let ((.cse35 (let ((.cse36 (let ((.cse37 (let ((.cse38 (let ((.cse39 (let ((.cse40 (let ((.cse41 (let ((.cse42 (let ((.cse43 (let ((.cse44 (let ((.cse45 (let ((.cse46 (let ((.cse47 (let ((.cse48 (let ((.cse49 (let ((.cse50 (let ((.cse51 (store (select |v_#memory_int_332| 5) 3 (select (select |v_#memory_int_332| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 3)))) (store .cse51 6 (select (select (store |v_#memory_int_332| 5 .cse51) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 6))))) (store .cse50 9 (select (select (store |v_#memory_int_332| 5 .cse50) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 9))))) (store .cse49 12 (select (select (store |v_#memory_int_332| 5 .cse49) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 12))))) (store .cse48 15 (select (select (store |v_#memory_int_332| 5 .cse48) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 15))))) (store .cse47 18 (select (select (store |v_#memory_int_332| 5 .cse47) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 18))))) (store .cse46 4 (select (select (store |v_#memory_int_332| 5 .cse46) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 4))))) (store .cse45 7 (select (select (store |v_#memory_int_332| 5 .cse45) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 7))))) (store .cse44 10 (select (select (store |v_#memory_int_332| 5 .cse44) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 10))))) (store .cse43 13 (select (select (store |v_#memory_int_332| 5 .cse43) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 13))))) (store .cse42 16 (select (select (store |v_#memory_int_332| 5 .cse42) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 16))))) (store .cse41 19 (select (select (store |v_#memory_int_332| 5 .cse41) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 19))))) (store .cse40 5 (select (select (store |v_#memory_int_332| 5 .cse40) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 5))))) (store .cse39 8 (select (select (store |v_#memory_int_332| 5 .cse39) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 8))))) (store .cse38 11 (select (select (store |v_#memory_int_332| 5 .cse38) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 11))))) (store .cse37 14 (select (select (store |v_#memory_int_332| 5 .cse37) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 14))))) (store .cse36 17 (select (select (store |v_#memory_int_332| 5 .cse36) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 17))))) (store .cse35 20 (select (select (store |v_#memory_int_332| 5 .cse35) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 20)))) 6 (store (select |v_#memory_int_332| 6) 12 (select .cse52 12))) |v_#memory_int_173|) (= (store |v_#memory_int_171| 6 (store .cse53 48 (select .cse54 48))) |v_#memory_int_180|) (= (store |v_#memory_$Pointer$.base_184| 5 (store .cse55 10 (select .cse56 10))) |v_#memory_$Pointer$.base_187|) (= |v_#memory_$Pointer$.base_193| (store |v_#memory_$Pointer$.base_457| 5 (store (select |v_#memory_$Pointer$.base_457| 5) 3 (select .cse57 3)))) (= (store |v_#memory_$Pointer$.offset_281| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base| (store (select |v_#memory_$Pointer$.offset_281| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse58 (select (select |v_#memory_$Pointer$.offset_457| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse58))) |v_#memory_$Pointer$.offset_457|) (= (store |v_#memory_$Pointer$.base_281| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base| (store (select |v_#memory_$Pointer$.base_281| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse58 (select (select |v_#memory_$Pointer$.base_457| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse58))) |v_#memory_$Pointer$.base_457|) (= (store |v_#memory_$Pointer$.offset_185| 7 (store .cse59 20 (select .cse8 20))) |v_#memory_$Pointer$.offset_186|) (= |v_#memory_$Pointer$.offset_198| (store |v_#memory_$Pointer$.offset_194| 5 (store .cse60 17 (select .cse61 17)))) (= (store |v_#memory_$Pointer$.base_179| 3 (store (select |v_#memory_$Pointer$.base_179| 3) 0 (select (select |c_#memory_$Pointer$.base| 3) 0))) |c_#memory_$Pointer$.base|) (<= .cse62 2147483647) (= (store |v_#memory_int_177| 6 (store .cse63 40 (select .cse64 40))) |v_#memory_int_176|) (= |v_#memory_$Pointer$.offset_172| (store |v_#memory_$Pointer$.offset_196| 5 (store .cse65 11 (select .cse66 11)))) (= (store |v_#memory_$Pointer$.base_169| 7 (store .cse67 20 (select .cse34 20))) |v_#memory_$Pointer$.base_200|) (= (store |v_#memory_$Pointer$.base_195| 7 (store .cse68 16 (select .cse67 16))) |v_#memory_$Pointer$.base_169|) (= (store |v_#memory_$Pointer$.base_171| 8 (store (select |v_#memory_$Pointer$.base_171| 8) 4 (select .cse69 4))) |v_#memory_$Pointer$.base_170|) (= (store |v_#memory_$Pointer$.base_199| 8 (store .cse70 20 (select .cse71 20))) |v_#memory_$Pointer$.base_178|) (= (store (store |v_#memory_$Pointer$.offset_197| 6 (let ((.cse72 (let ((.cse73 (let ((.cse74 (let ((.cse75 (let ((.cse76 (let ((.cse77 (let ((.cse78 (let ((.cse79 (let ((.cse80 (let ((.cse81 (let ((.cse82 (let ((.cse83 (let ((.cse84 (let ((.cse85 (let ((.cse86 (let ((.cse87 (let ((.cse88 (store (select |v_#memory_$Pointer$.offset_197| 6) 12 (select (select |v_#memory_$Pointer$.offset_197| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 12)))) (store .cse88 24 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse88) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 24))))) (store .cse87 36 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse87) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 36))))) (store .cse86 48 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse86) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 48))))) (store .cse85 60 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse85) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 60))))) (store .cse84 72 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse84) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 72))))) (store .cse83 16 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse83) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 16))))) (store .cse82 28 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse82) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 28))))) (store .cse81 40 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse81) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 40))))) (store .cse80 52 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse80) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 52))))) (store .cse79 64 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse79) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 64))))) (store .cse78 76 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse78) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 76))))) (store .cse77 20 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse77) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 20))))) (store .cse76 32 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse76) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 32))))) (store .cse75 44 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse75) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 44))))) (store .cse74 56 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse74) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 56))))) (store .cse73 68 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse73) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 68))))) (store .cse72 80 (select (select (store |v_#memory_$Pointer$.offset_197| 6 .cse72) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 80)))) 7 (store (select |v_#memory_$Pointer$.offset_197| 7) 4 (select .cse33 4))) |v_#memory_$Pointer$.offset_179|) (= (store |v_#memory_$Pointer$.base_182| 5 (store .cse89 11 (select .cse90 11))) |v_#memory_$Pointer$.base_174|) (= (store |v_#memory_$Pointer$.base_198| 8 (store .cse91 12 (select .cse92 12))) |v_#memory_$Pointer$.base_197|) (= (store |v_#memory_int_179| 6 (store .cse9 56 (select .cse2 56))) |v_#memory_int_170|) (= (store |v_#memory_$Pointer$.offset_180| 8 (store .cse32 20 (select .cse93 20))) |v_#memory_$Pointer$.offset_178|) (= (store |v_#memory_$Pointer$.offset_188| 7 (store .cse5 16 (select .cse59 16))) |v_#memory_$Pointer$.offset_185|) (= (store |v_#memory_$Pointer$.base_174| 5 (store .cse90 14 (select .cse94 14))) |v_#memory_$Pointer$.base_173|) (= (store |v_#memory_$Pointer$.base_183| 5 (store .cse95 8 (select .cse89 8))) |v_#memory_$Pointer$.base_182|) (= (store |v_#memory_$Pointer$.base_194| 7 (store .cse27 8 (select .cse96 8))) |v_#memory_$Pointer$.base_196|) (= (store |v_#memory_$Pointer$.base_177| 4 (store (select |v_#memory_$Pointer$.base_177| 4) 0 (select (select |v_#memory_$Pointer$.base_180| 4) 0))) |v_#memory_$Pointer$.base_180|) (= (let ((.cse97 (store |v_#memory_int_331| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base| (store (select |v_#memory_int_331| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse58 |v_ULTIMATE.start_main_#t~nondet40#1_17|)))) (store .cse97 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base| (store (select .cse97 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse58 .cse62))) |v_#memory_int_332|) (= (store |v_#memory_$Pointer$.base_173| 5 (store .cse94 17 (select .cse98 17))) |v_#memory_$Pointer$.base_175|) (= (store |v_#memory_$Pointer$.base_189| 5 (store .cse99 18 (select .cse100 18))) |v_#memory_$Pointer$.base_188|) (= (store |v_#memory_$Pointer$.base_197| 8 (store .cse92 16 (select .cse70 16))) |v_#memory_$Pointer$.base_199|) (= (store |v_#memory_$Pointer$.base_170| 8 (store .cse69 8 (select .cse91 8))) |v_#memory_$Pointer$.base_198|) (= (store |v_#memory_int_168| 6 (store .cse101 76 (select .cse102 76))) |v_#memory_int_163|) (= (store |v_#memory_int_175| 6 (store .cse103 64 (select .cse101 64))) |v_#memory_int_168|) (= (store |v_#memory_$Pointer$.base_185| 5 (store .cse104 7 (select .cse55 7))) |v_#memory_$Pointer$.base_184|) (= |v_#memory_$Pointer$.base_191| (store |v_#memory_$Pointer$.base_192| 5 (store .cse105 9 (select .cse106 9)))) (= (store |v_#memory_$Pointer$.base_456| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base| (store (select |v_#memory_$Pointer$.base_456| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse58 (select (select |v_#memory_$Pointer$.base_281| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse58))) |v_#memory_$Pointer$.base_281|) (= (store |v_#memory_$Pointer$.offset_174| 5 (store .cse107 7 (select .cse28 7))) |v_#memory_$Pointer$.offset_175|) (= (store |v_#memory_$Pointer$.base_175| 5 (store .cse98 20 (select (select |v_#memory_$Pointer$.base_176| 5) 20))) |v_#memory_$Pointer$.base_176|) (= |v_#memory_$Pointer$.offset_192| (store |v_#memory_$Pointer$.offset_193| 5 (store .cse108 12 (select .cse109 12)))) (<= 0 (+ |v_ULTIMATE.start_main_#t~nondet40#1_17| 2147483648)) (= (store |v_#memory_int_164| 6 (store .cse31 16 (select .cse110 16))) |v_#memory_int_178|) (= (store |v_#memory_$Pointer$.base_196| 7 (store .cse96 12 (select .cse68 12))) |v_#memory_$Pointer$.base_195|) (= (store |v_#memory_$Pointer$.offset_456| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base| (store (select |v_#memory_$Pointer$.offset_456| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse58 (select (select |v_#memory_$Pointer$.offset_281| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse58))) |v_#memory_$Pointer$.offset_281|) (= (store |v_#memory_int_169| 6 (store .cse3 80 (select (select |v_#memory_int_174| 6) 80))) |v_#memory_int_174|) (= (store |v_#memory_int_180| 6 (store .cse54 60 (select .cse30 60))) |v_#memory_int_165|) (= (store |v_#memory_$Pointer$.base_188| 5 (store .cse100 4 (select .cse104 4))) |v_#memory_$Pointer$.base_185|) (= (store |v_#memory_$Pointer$.base_181| 5 (store .cse111 19 (select .cse112 19))) |v_#memory_$Pointer$.base_172|) (= (store |v_#memory_$Pointer$.base_190| 5 (store .cse113 15 (select .cse99 15))) |v_#memory_$Pointer$.base_189|) (= |v_#memory_$Pointer$.offset_181| (store |v_#memory_$Pointer$.offset_173| 5 (store .cse114 16 (select .cse115 16)))) (= (store |v_#memory_int_172| 6 (store .cse116 36 (select .cse53 36))) |v_#memory_int_171|) (= (store |v_#memory_$Pointer$.base_193| 5 (store .cse57 6 (select .cse105 6))) |v_#memory_$Pointer$.base_192|) (= (store |v_#memory_$Pointer$.base_172| 5 (store .cse112 5 (select .cse95 5))) |v_#memory_$Pointer$.base_183|) (= (store |v_#memory_$Pointer$.offset_170| 5 (store .cse117 9 (select .cse108 9))) |v_#memory_$Pointer$.offset_193|) (= (store |v_#memory_$Pointer$.base_191| 5 (store .cse106 12 (select .cse113 12))) |v_#memory_$Pointer$.base_190|) (= (store |v_#memory_$Pointer$.offset_182| 5 (store .cse118 5 (select .cse119 5))) |v_#memory_$Pointer$.offset_195|) (= |c_#memory_int| (store (store (store (let ((.cse120 (store |v_#memory_int_174| 7 (let ((.cse126 (let ((.cse127 (let ((.cse128 (let ((.cse129 (let ((.cse130 (store (select |v_#memory_int_174| 7) 4 (select (select |v_#memory_int_174| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 4)))) (store .cse130 8 (select (select (store |v_#memory_int_174| 7 .cse130) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 8))))) (store .cse129 12 (select (select (store |v_#memory_int_174| 7 .cse129) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 12))))) (store .cse128 16 (select (select (store |v_#memory_int_174| 7 .cse128) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 16))))) (store .cse127 20 (select (select (store |v_#memory_int_174| 7 .cse127) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 20))))) (store .cse126 24 (select (select (store |v_#memory_int_174| 7 .cse126) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 24)))))) (store .cse120 8 (let ((.cse121 (let ((.cse122 (let ((.cse123 (let ((.cse124 (let ((.cse125 (store (select |v_#memory_int_174| 8) 4 (select (select .cse120 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 4)))) (store .cse125 8 (select (select (store .cse120 8 .cse125) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 8))))) (store .cse124 12 (select (select (store .cse120 8 .cse124) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 12))))) (store .cse123 16 (select (select (store .cse120 8 .cse123) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 16))))) (store .cse122 20 (select (select (store .cse120 8 .cse122) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 20))))) (store .cse121 24 (select (select (store .cse120 8 .cse121) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 24))))) 4 (store (select |v_#memory_int_174| 4) 0 0)) 5 (store (select |v_#memory_int_174| 5) 0 1)) 3 (store (select |v_#memory_int_174| 3) 0 1))) (= |v_#memory_$Pointer$.offset_173| (store |v_#memory_$Pointer$.offset_183| 5 (store .cse29 13 (select .cse114 13)))) (= (store |v_#memory_$Pointer$.offset_178| 8 (store .cse93 24 (select (select |v_#memory_$Pointer$.offset_169| 8) 24))) |v_#memory_$Pointer$.offset_169|) (= |v_#memory_int_167| (store |v_#memory_int_163| 6 (store .cse102 20 (select .cse0 20)))) (= (store |v_#memory_$Pointer$.offset_199| 5 (store .cse131 4 (select .cse107 4))) |v_#memory_$Pointer$.offset_174|) (= (store |v_#memory_$Pointer$.offset_172| 5 (store .cse66 14 (select .cse60 14))) |v_#memory_$Pointer$.offset_194|) (<= 0 (+ .cse62 2147483648)) (= (store |v_#memory_$Pointer$.offset_176| 5 (store (select |v_#memory_$Pointer$.offset_176| 5) 0 (select (select |v_#memory_$Pointer$.offset_177| 5) 0))) |v_#memory_$Pointer$.offset_177|) (<= 7 |v_ULTIMATE.start_main_~i~1#1_37|) (= |v_#memory_$Pointer$.base_177| (store |v_#memory_$Pointer$.base_178| 8 (store .cse71 24 (select (select |v_#memory_$Pointer$.base_177| 8) 24)))) (= |v_#memory_$Pointer$.offset_170| (store |v_#memory_$Pointer$.offset_171| 5 (store .cse132 6 (select .cse117 6)))) (= (store |v_#memory_$Pointer$.offset_457| 5 (store (select |v_#memory_$Pointer$.offset_457| 5) 3 (select .cse132 3))) |v_#memory_$Pointer$.offset_171|) (= (store |v_#memory_$Pointer$.base_186| 5 (store .cse133 16 (select .cse111 16))) |v_#memory_$Pointer$.base_181|) (= (store |v_#memory_$Pointer$.offset_198| 5 (store .cse61 20 (select (select |v_#memory_$Pointer$.offset_197| 5) 20))) |v_#memory_$Pointer$.offset_197|) (= (store |v_#memory_$Pointer$.base_187| 5 (store .cse56 13 (select .cse133 13))) |v_#memory_$Pointer$.base_186|) (= (store |v_#memory_int_178| 6 (store .cse110 28 (select .cse63 28))) |v_#memory_int_177|) (= (store |v_#memory_$Pointer$.offset_195| 5 (store .cse119 8 (select .cse65 8))) |v_#memory_$Pointer$.offset_196|) (= (store |v_#memory_int_173| 6 (store .cse52 24 (select .cse116 24))) |v_#memory_int_172|) (= |v_#memory_$Pointer$.offset_182| (store |v_#memory_$Pointer$.offset_181| 5 (store .cse115 19 (select .cse118 19)))) (= (store |v_#memory_int_176| 6 (store .cse64 52 (select .cse103 52))) |v_#memory_int_175|) (= (store |v_#memory_$Pointer$.offset_191| 8 (store (select |v_#memory_$Pointer$.offset_191| 8) 4 (select .cse134 4))) |v_#memory_$Pointer$.offset_184|) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_177| 3 (store (select |v_#memory_$Pointer$.offset_177| 3) 0 (select (select |c_#memory_$Pointer$.offset| 3) 0)))) (<= |v_ULTIMATE.start_main_#t~nondet40#1_17| 2147483647) (= |v_#memory_$Pointer$.offset_189| (store |v_#memory_$Pointer$.offset_184| 8 (store .cse134 8 (select .cse6 8)))) (= |v_#memory_$Pointer$.offset_200| (store |v_#memory_$Pointer$.offset_192| 5 (store .cse109 15 (select .cse135 15)))) (= |v_#memory_$Pointer$.offset_199| (store |v_#memory_$Pointer$.offset_200| 5 (store .cse135 18 (select .cse131 18)))))))) (= 3 |c_~#__CS_thread_allocated~0.base|) (= |c_~#j~2.base| 8) (= (select (select |c_#memory_int| 3) 0) |c_ULTIMATE.start_main_#t~mem90#1|) (= c_~__CS_error~0 0) (= c_~__THREAD_UNUSED~0 0) (= 1 c_~__THREAD_RUNNING~0) (= |c_~#__CS_thread_status~0.offset| 0) (<= 2 |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) (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) (= |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 [2023-11-21 19:53:45,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [705458350] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:53:45,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-21 19:53:45,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4, 4] total 9 [2023-11-21 19:53:45,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890503604] [2023-11-21 19:53:45,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:53:45,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 19:53:45,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:53:45,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 19:53:45,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=38, Unknown=1, NotChecked=12, Total=72 [2023-11-21 19:53:45,775 INFO L87 Difference]: Start difference. First operand 165 states and 246 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2023-11-21 19:53:50,118 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 [0] [2023-11-21 19:53:52,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-21 19:53:54,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-21 19:53:56,252 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 [0] [2023-11-21 19:53:57,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:53:57,953 INFO L93 Difference]: Finished difference Result 322 states and 480 transitions. [2023-11-21 19:53:57,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 19:53:57,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) Word has length 205 [2023-11-21 19:53:57,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:53:57,957 INFO L225 Difference]: With dead ends: 322 [2023-11-21 19:53:57,957 INFO L226 Difference]: Without dead ends: 165 [2023-11-21 19:53:57,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 618 GetRequests, 609 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=25, Invalid=50, Unknown=1, NotChecked=14, Total=90 [2023-11-21 19:53:57,959 INFO L413 NwaCegarLoop]: 221 mSDtfsCounter, 1 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 99 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2023-11-21 19:53:57,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 667 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 198 Invalid, 4 Unknown, 99 Unchecked, 9.9s Time] [2023-11-21 19:53:57,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-21 19:53:57,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2023-11-21 19:53:57,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 93 states have (on average 1.1935483870967742) internal successors, (111), 93 states have internal predecessors, (111), 67 states have call successors, (67), 4 states have call predecessors, (67), 4 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2023-11-21 19:53:57,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 245 transitions. [2023-11-21 19:53:57,993 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 245 transitions. Word has length 205 [2023-11-21 19:53:57,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:53:57,994 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 245 transitions. [2023-11-21 19:53:57,994 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (48), 1 states have call predecessors, (48), 1 states have return successors, (48), 1 states have call predecessors, (48), 1 states have call successors, (48) [2023-11-21 19:53:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2023-11-21 19:53:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-21 19:53:57,999 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:53:57,999 INFO L195 NwaCegarLoop]: trace histogram [49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:53:58,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-21 19:53:58,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:53:58,223 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:53:58,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:53:58,223 INFO L85 PathProgramCache]: Analyzing trace with hash 626385423, now seen corresponding path program 1 times [2023-11-21 19:53:58,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:53:58,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549824154] [2023-11-21 19:53:58,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:53:58,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:53:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:53:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-11-21 19:53:59,498 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:53:59,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549824154] [2023-11-21 19:53:59,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549824154] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 19:53:59,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1296939613] [2023-11-21 19:53:59,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:53:59,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:53:59,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:53:59,504 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 19:53:59,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868ded52-f152-4fd7-a576-f0250c585210/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 19:54:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:54:01,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 1613 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 19:54:01,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:54:01,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-11-21 19:54:01,292 INFO L327 TraceCheckSpWp]: Computing backward predicates...