./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/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_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91 --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 0.2.4-dev-0e0057c [2023-11-25 00:01:12,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:01:12,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:01:12,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:01:12,338 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:01:12,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:01:12,364 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:01:12,365 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:01:12,366 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:01:12,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:01:12,367 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:01:12,368 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:01:12,368 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:01:12,369 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:01:12,370 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:01:12,370 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:01:12,371 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:01:12,371 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:01:12,372 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:01:12,373 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:01:12,373 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:01:12,374 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:01:12,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:01:12,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:01:12,376 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:01:12,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:01:12,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:01:12,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:01:12,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:01:12,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:01:12,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:01:12,380 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:01:12,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:01:12,381 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:01:12,381 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:01:12,382 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:01:12,382 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:01:12,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:12,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:01:12,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:01:12,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:01:12,384 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:01:12,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:01:12,384 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:01:12,385 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:01:12,385 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:01:12,385 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:01:12,385 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_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 583ab92a7056287b3071cc8588dd414024160b1da2815b90013f83f6f32564a1 [2023-11-25 00:01:12,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:01:12,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:01:12,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:01:12,721 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:01:12,721 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:01:12,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i [2023-11-25 00:01:15,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:01:16,169 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:01:16,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i [2023-11-25 00:01:16,189 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/data/e7b2d97fd/01a35b08839b474aa5e612fcc4daa5b3/FLAGdc117e38b [2023-11-25 00:01:16,205 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/data/e7b2d97fd/01a35b08839b474aa5e612fcc4daa5b3 [2023-11-25 00:01:16,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:01:16,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:01:16,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:16,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:01:16,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:01:16,218 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:16" (1/1) ... [2023-11-25 00:01:16,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@183d2383 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:16, skipping insertion in model container [2023-11-25 00:01:16,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:01:16" (1/1) ... [2023-11-25 00:01:16,282 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:01:16,684 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_7a8056e1-2e5e-4058-aa5d-157210924231/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i[23464,23477] [2023-11-25 00:01:16,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:16,858 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:01:16,902 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_7a8056e1-2e5e-4058-aa5d-157210924231/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i[23464,23477] [2023-11-25 00:01:17,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:01:17,045 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:01:17,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17 WrapperNode [2023-11-25 00:01:17,046 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:01:17,048 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:17,048 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:01:17,048 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:01:17,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,160 INFO L138 Inliner]: procedures = 144, calls = 393, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 734 [2023-11-25 00:01:17,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:01:17,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:01:17,162 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:01:17,162 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:01:17,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,216 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,315 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,331 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,352 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:01:17,363 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:01:17,372 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:01:17,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:01:17,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (1/1) ... [2023-11-25 00:01:17,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:01:17,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:17,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:01:17,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:01:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:01:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:01:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:01:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:01:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:01:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-25 00:01:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-25 00:01:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-11-25 00:01:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-11-25 00:01:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-25 00:01:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-25 00:01:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-25 00:01:17,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-25 00:01:17,457 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-11-25 00:01:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-11-25 00:01:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:01:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:01:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:01:17,730 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:01:17,732 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:01:18,060 INFO L775 $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; [2023-11-25 00:01:18,063 INFO L775 $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)); [2023-11-25 00:01:18,063 INFO L775 $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; [2023-11-25 00:01:18,063 INFO L775 $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)); [2023-11-25 00:01:18,064 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L733: SUMMARY for call __CS_cs(); srcloc: null [2023-11-25 00:01:18,064 INFO L775 $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; [2023-11-25 00:01:18,064 INFO L775 $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)); [2023-11-25 00:01:20,684 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:01:20,874 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:01:20,874 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-25 00:01:20,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:20 BoogieIcfgContainer [2023-11-25 00:01:20,877 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:01:20,881 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:01:20,882 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:01:20,885 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:01:20,885 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:01:16" (1/3) ... [2023-11-25 00:01:20,886 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f8ca644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:20, skipping insertion in model container [2023-11-25 00:01:20,886 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:01:17" (2/3) ... [2023-11-25 00:01:20,887 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f8ca644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:01:20, skipping insertion in model container [2023-11-25 00:01:20,887 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:01:20" (3/3) ... [2023-11-25 00:01:20,889 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_fib_longer-2.i [2023-11-25 00:01:20,910 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:01:20,910 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:01:20,986 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:01:20,994 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;@8572b47, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:01:20,994 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:01:20,999 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) [2023-11-25 00:01:21,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-25 00:01:21,035 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:21,036 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] [2023-11-25 00:01:21,036 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:21,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:21,041 INFO L85 PathProgramCache]: Analyzing trace with hash -467305058, now seen corresponding path program 1 times [2023-11-25 00:01:21,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:01:21,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90496957] [2023-11-25 00:01:21,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:21,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:01:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:23,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-25 00:01:23,401 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:01:23,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90496957] [2023-11-25 00:01:23,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90496957] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:23,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:01:23,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:01:23,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431420340] [2023-11-25 00:01:23,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:23,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:01:23,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:01:23,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:01:23,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:01:23,460 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) [2023-11-25 00:01:25,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:01:27,590 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 [] [2023-11-25 00:01:27,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:27,851 INFO L93 Difference]: Finished difference Result 329 states and 493 transitions. [2023-11-25 00:01:27,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:01:27,857 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 [2023-11-25 00:01:27,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:27,868 INFO L225 Difference]: With dead ends: 329 [2023-11-25 00:01:27,868 INFO L226 Difference]: Without dead ends: 165 [2023-11-25 00:01:27,873 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 [2023-11-25 00:01:27,877 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 2 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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 [2023-11-25 00:01:27,878 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] [2023-11-25 00:01:27,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-25 00:01:27,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 164. [2023-11-25 00:01:27,943 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) [2023-11-25 00:01:27,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 245 transitions. [2023-11-25 00:01:27,949 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 245 transitions. Word has length 202 [2023-11-25 00:01:27,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:27,949 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 245 transitions. [2023-11-25 00:01:27,950 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) [2023-11-25 00:01:27,950 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 245 transitions. [2023-11-25 00:01:27,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-25 00:01:27,957 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:27,958 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] [2023-11-25 00:01:27,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-25 00:01:27,958 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:27,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:27,959 INFO L85 PathProgramCache]: Analyzing trace with hash 185485033, now seen corresponding path program 1 times [2023-11-25 00:01:27,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:01:27,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146764140] [2023-11-25 00:01:27,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:27,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:01:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:29,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2257 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-25 00:01:29,574 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:01:29,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146764140] [2023-11-25 00:01:29,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146764140] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:29,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:01:29,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:01:29,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424064649] [2023-11-25 00:01:29,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:29,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-25 00:01:29,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:01:29,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-25 00:01:29,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-25 00:01:29,582 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) [2023-11-25 00:01:31,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:01:33,673 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 [] [2023-11-25 00:01:33,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:33,832 INFO L93 Difference]: Finished difference Result 327 states and 490 transitions. [2023-11-25 00:01:33,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-25 00:01:33,833 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 [2023-11-25 00:01:33,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:33,836 INFO L225 Difference]: With dead ends: 327 [2023-11-25 00:01:33,837 INFO L226 Difference]: Without dead ends: 165 [2023-11-25 00:01:33,838 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 [2023-11-25 00:01:33,839 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 [2023-11-25 00:01:33,840 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] [2023-11-25 00:01:33,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-25 00:01:33,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2023-11-25 00:01:33,867 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) [2023-11-25 00:01:33,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 246 transitions. [2023-11-25 00:01:33,870 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 246 transitions. Word has length 204 [2023-11-25 00:01:33,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:33,871 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 246 transitions. [2023-11-25 00:01:33,871 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) [2023-11-25 00:01:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 246 transitions. [2023-11-25 00:01:33,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-25 00:01:33,876 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:33,877 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] [2023-11-25 00:01:33,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-25 00:01:33,877 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:33,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:33,878 INFO L85 PathProgramCache]: Analyzing trace with hash -2003716287, now seen corresponding path program 1 times [2023-11-25 00:01:33,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:01:33,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83528314] [2023-11-25 00:01:33,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:33,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:01:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:35,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-25 00:01:35,463 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:01:35,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83528314] [2023-11-25 00:01:35,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83528314] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:01:35,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1638788069] [2023-11-25 00:01:35,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:35,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:01:35,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:01:35,475 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:01:35,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:01:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:37,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 1497 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:01:37,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:01:37,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-25 00:01:37,310 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:01:37,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-25 00:01:37,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1638788069] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:01:37,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1480318657] [2023-11-25 00:01:37,524 INFO L159 IcfgInterpreter]: Started Sifa with 110 locations of interest [2023-11-25 00:01:37,524 INFO L166 IcfgInterpreter]: Building call graph [2023-11-25 00:01:37,529 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-25 00:01:37,535 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-25 00:01:37,536 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-25 00:01:48,082 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-25 00:01:54,261 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 [2023-11-25 00:01:54,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1480318657] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:54,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-25 00:01:54,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4, 4] total 9 [2023-11-25 00:01:54,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945992043] [2023-11-25 00:01:54,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:54,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:01:54,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:01:54,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:01:54,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=38, Unknown=1, NotChecked=12, Total=72 [2023-11-25 00:01:54,314 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) [2023-11-25 00:01:59,113 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] [2023-11-25 00:02:01,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-25 00:02:03,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-25 00:02:04,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:02:04,695 INFO L93 Difference]: Finished difference Result 322 states and 480 transitions. [2023-11-25 00:02:04,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-25 00:02:04,696 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 [2023-11-25 00:02:04,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:02:04,699 INFO L225 Difference]: With dead ends: 322 [2023-11-25 00:02:04,699 INFO L226 Difference]: Without dead ends: 165 [2023-11-25 00:02:04,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 618 GetRequests, 609 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=25, Invalid=50, Unknown=1, NotChecked=14, Total=90 [2023-11-25 00:02:04,703 INFO L413 NwaCegarLoop]: 221 mSDtfsCounter, 1 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 99 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2023-11-25 00:02:04,704 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 667 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 198 Invalid, 3 Unknown, 99 Unchecked, 7.7s Time] [2023-11-25 00:02:04,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-25 00:02:04,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2023-11-25 00:02:04,748 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) [2023-11-25 00:02:04,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 245 transitions. [2023-11-25 00:02:04,752 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 245 transitions. Word has length 205 [2023-11-25 00:02:04,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:02:04,754 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 245 transitions. [2023-11-25 00:02:04,755 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) [2023-11-25 00:02:04,755 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2023-11-25 00:02:04,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-25 00:02:04,760 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:02:04,760 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] [2023-11-25 00:02:04,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:02:04,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:02:04,971 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:02:04,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:02:04,971 INFO L85 PathProgramCache]: Analyzing trace with hash 626385423, now seen corresponding path program 1 times [2023-11-25 00:02:04,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:02:04,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997009046] [2023-11-25 00:02:04,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:04,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:02:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:06,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-11-25 00:02:06,608 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:02:06,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997009046] [2023-11-25 00:02:06,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997009046] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:02:06,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1933587400] [2023-11-25 00:02:06,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:02:06,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:02:06,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:02:06,612 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:02:06,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a8056e1-2e5e-4058-aa5d-157210924231/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-25 00:02:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:02:08,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 1612 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-25 00:02:08,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:02:08,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-11-25 00:02:08,461 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:02:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-11-25 00:02:08,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1933587400] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-25 00:02:08,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1010653208] [2023-11-25 00:02:08,641 INFO L159 IcfgInterpreter]: Started Sifa with 124 locations of interest [2023-11-25 00:02:08,641 INFO L166 IcfgInterpreter]: Building call graph [2023-11-25 00:02:08,642 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-25 00:02:08,642 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-25 00:02:08,643 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs