./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 cf1a7837 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_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/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_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 583ab92a7056287b3071cc8588dd414024160b1da2815b90013f83f6f32564a1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:42:17,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:42:17,766 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:42:17,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:42:17,773 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:42:17,803 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:42:17,804 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:42:17,804 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:42:17,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:42:17,806 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:42:17,807 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:42:17,807 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:42:17,808 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:42:17,808 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:42:17,809 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:42:17,810 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:42:17,810 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:42:17,811 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:42:17,812 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:42:17,812 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:42:17,813 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:42:17,814 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:42:17,815 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:42:17,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:42:17,816 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:42:17,816 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:42:17,817 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:42:17,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:42:17,818 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:42:17,818 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:42:17,819 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:42:17,819 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:42:17,820 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:42:17,820 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:42:17,820 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:42:17,821 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:42:17,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:42:17,822 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:42:17,822 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:42:17,823 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:42:17,823 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:42:17,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:42:17,824 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:42:17,824 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:42:17,825 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:42:17,825 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_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 583ab92a7056287b3071cc8588dd414024160b1da2815b90013f83f6f32564a1 [2023-11-12 00:42:18,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:42:18,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:42:18,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:42:18,135 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:42:18,135 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:42:18,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i [2023-11-12 00:42:21,268 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:42:21,572 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:42:21,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i [2023-11-12 00:42:21,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/data/d283905a8/7b80194b1e1548759a1acb78286e0498/FLAG25e516302 [2023-11-12 00:42:21,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/data/d283905a8/7b80194b1e1548759a1acb78286e0498 [2023-11-12 00:42:21,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:42:21,619 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:42:21,622 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:42:21,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:42:21,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:42:21,641 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:42:21" (1/1) ... [2023-11-12 00:42:21,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d59bd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:21, skipping insertion in model container [2023-11-12 00:42:21,642 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:42:21" (1/1) ... [2023-11-12 00:42:21,726 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:42:22,154 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_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i[23464,23477] [2023-11-12 00:42:22,340 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:42:22,364 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:42:22,412 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_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/sv-benchmarks/c/seq-pthread/cs_fib_longer-2.i[23464,23477] [2023-11-12 00:42:22,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:42:22,584 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:42:22,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22 WrapperNode [2023-11-12 00:42:22,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:42:22,586 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:42:22,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:42:22,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:42:22,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,688 INFO L138 Inliner]: procedures = 144, calls = 393, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 735 [2023-11-12 00:42:22,688 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:42:22,689 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:42:22,689 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:42:22,689 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:42:22,699 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,752 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,757 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:42:22,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:42:22,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:42:22,772 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:42:22,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (1/1) ... [2023-11-12 00:42:22,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:42:22,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:42:22,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:42:22,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:42:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:42:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:42:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:42:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:42:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:42:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:42:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:42:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-11-12 00:42:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-11-12 00:42:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:42:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-12 00:42:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-12 00:42:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:42:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-11-12 00:42:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-11-12 00:42:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:42:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:42:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:42:23,089 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:42:23,091 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:42:23,462 INFO L770 $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; [2023-11-12 00:42:23,462 INFO L770 $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)); [2023-11-12 00:42:23,462 INFO L770 $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; [2023-11-12 00:42:23,462 INFO L770 $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)); [2023-11-12 00:42:23,462 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint L733: SUMMARY for call __CS_cs(); srcloc: null [2023-11-12 00:42:23,462 INFO L770 $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; [2023-11-12 00:42:23,463 INFO L770 $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)); [2023-11-12 00:42:27,355 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:42:27,533 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:42:27,534 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:42:27,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:42:27 BoogieIcfgContainer [2023-11-12 00:42:27,537 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:42:27,541 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:42:27,542 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:42:27,545 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:42:27,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:42:21" (1/3) ... [2023-11-12 00:42:27,546 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4004f021 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:42:27, skipping insertion in model container [2023-11-12 00:42:27,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:42:22" (2/3) ... [2023-11-12 00:42:27,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4004f021 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:42:27, skipping insertion in model container [2023-11-12 00:42:27,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:42:27" (3/3) ... [2023-11-12 00:42:27,550 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_fib_longer-2.i [2023-11-12 00:42:27,571 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:42:27,571 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:42:27,618 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:42:27,624 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;@6e12fd98, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:42:27,625 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:42:27,630 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) [2023-11-12 00:42:27,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-12 00:42:27,659 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:42:27,660 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] [2023-11-12 00:42:27,661 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:42:27,666 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:42:27,667 INFO L85 PathProgramCache]: Analyzing trace with hash 2116383871, now seen corresponding path program 1 times [2023-11-12 00:42:27,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:42:27,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247707259] [2023-11-12 00:42:27,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:42:27,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:42:29,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:42:29,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-12 00:42:29,796 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:42:29,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247707259] [2023-11-12 00:42:29,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247707259] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:42:29,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:42:29,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:42:29,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820342885] [2023-11-12 00:42:29,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:42:29,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:42:29,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:42:29,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:42:29,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:42:29,863 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) [2023-11-12 00:42:31,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:42:33,972 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 [] [2023-11-12 00:42:34,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:42:34,186 INFO L93 Difference]: Finished difference Result 329 states and 493 transitions. [2023-11-12 00:42:34,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:42:34,189 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 [2023-11-12 00:42:34,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:42:34,200 INFO L225 Difference]: With dead ends: 329 [2023-11-12 00:42:34,200 INFO L226 Difference]: Without dead ends: 165 [2023-11-12 00:42:34,205 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 [2023-11-12 00:42:34,209 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 2 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-12 00:42:34,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 448 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2023-11-12 00:42:34,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-12 00:42:34,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 164. [2023-11-12 00:42:34,272 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) [2023-11-12 00:42:34,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 245 transitions. [2023-11-12 00:42:34,278 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 245 transitions. Word has length 202 [2023-11-12 00:42:34,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:42:34,279 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 245 transitions. [2023-11-12 00:42:34,279 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) [2023-11-12 00:42:34,279 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 245 transitions. [2023-11-12 00:42:34,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-12 00:42:34,287 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:42:34,288 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] [2023-11-12 00:42:34,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:42:34,289 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:42:34,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:42:34,290 INFO L85 PathProgramCache]: Analyzing trace with hash 619448714, now seen corresponding path program 1 times [2023-11-12 00:42:34,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:42:34,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916595272] [2023-11-12 00:42:34,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:42:34,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:42:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:42:35,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2257 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-12 00:42:35,582 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:42:35,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916595272] [2023-11-12 00:42:35,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916595272] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:42:35,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:42:35,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:42:35,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086943121] [2023-11-12 00:42:35,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:42:35,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:42:35,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:42:35,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:42:35,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:42:35,591 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) [2023-11-12 00:42:37,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:42:39,665 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 [] [2023-11-12 00:42:39,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:42:39,833 INFO L93 Difference]: Finished difference Result 327 states and 490 transitions. [2023-11-12 00:42:39,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:42:39,834 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 [2023-11-12 00:42:39,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:42:39,837 INFO L225 Difference]: With dead ends: 327 [2023-11-12 00:42:39,837 INFO L226 Difference]: Without dead ends: 165 [2023-11-12 00:42:39,838 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 [2023-11-12 00:42:39,840 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 0 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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 [2023-11-12 00:42:39,841 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] [2023-11-12 00:42:39,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-12 00:42:39,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2023-11-12 00:42:39,863 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) [2023-11-12 00:42:39,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 246 transitions. [2023-11-12 00:42:39,866 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 246 transitions. Word has length 204 [2023-11-12 00:42:39,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:42:39,867 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 246 transitions. [2023-11-12 00:42:39,867 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) [2023-11-12 00:42:39,868 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 246 transitions. [2023-11-12 00:42:39,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-12 00:42:39,873 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:42:39,873 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] [2023-11-12 00:42:39,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 00:42:39,874 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:42:39,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:42:39,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1114103228, now seen corresponding path program 1 times [2023-11-12 00:42:39,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:42:39,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976512323] [2023-11-12 00:42:39,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:42:39,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:42:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:42:41,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-12 00:42:41,497 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:42:41,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976512323] [2023-11-12 00:42:41,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976512323] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:42:41,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1372798126] [2023-11-12 00:42:41,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:42:41,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:42:41,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:42:41,510 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:42:41,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:42:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:42:43,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 1501 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:42:43,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:42:43,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-12 00:42:43,437 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:42:43,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2258 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2023-11-12 00:42:43,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1372798126] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:42:43,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [413848157] [2023-11-12 00:42:43,675 INFO L159 IcfgInterpreter]: Started Sifa with 110 locations of interest [2023-11-12 00:42:43,675 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:42:43,681 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:42:43,686 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:42:43,686 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-12 00:42:53,551 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-12 00:42:58,776 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$.base_189| (Array Int (Array Int Int))) (|v_#memory_$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$.offset_195| (Array Int (Array Int Int))) (|v_#memory_int_331| (Array Int (Array Int Int))) (|v_#memory_int_176| (Array Int (Array Int Int))) (|v_#memory_int_177| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_196| (Array Int (Array Int Int))) (|v_#memory_int_178| (Array Int (Array Int Int))) (|v_#memory_$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$.base_453| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_178| (Array Int (Array Int Int))) (|v_#memory_int_173| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_277| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_177| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_452| (Array Int (Array Int Int))) (|v_#memory_$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$.offset_180| (Array Int (Array Int Int))) (|v_#memory_$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$.offset_189| (Array Int (Array Int Int))) (|v_#memory_int_163| (Array Int (Array Int Int))) (|v_#memory_int_164| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_~i~1#1_37| Int) (|v_#memory_$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$.base_277| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_452| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_453| (Array Int (Array Int Int))) (|v_#memory_$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$.base_197| (Array Int (Array Int Int)))) (let ((.cse33 (+ (- 4) (* |v_ULTIMATE.start_main_~i~1#1_37| 4)))) (let ((.cse1 (select |v_#memory_int_166| 6)) (.cse8 (select |v_#memory_$Pointer$.offset_190| 8)) (.cse5 (select |v_#memory_$Pointer$.offset_187| 7)) (.cse9 (select |v_#memory_$Pointer$.offset_186| 7)) (.cse36 (select |v_#memory_$Pointer$.base_200| 7)) (.cse67 (select |v_#memory_$Pointer$.base_169| 7)) (.cse35 (select |v_#memory_$Pointer$.offset_179| 7)) (.cse10 (select |v_#memory_int_179| 6)) (.cse3 (select |v_#memory_int_170| 6)) (.cse34 (select |v_#memory_$Pointer$.offset_180| 8)) (.cse6 (select |v_#memory_$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$.base_182| 5)) (.cse28 (select |v_#memory_$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$.base_198| 8)) (.cse101 (select |v_#memory_int_168| 6)) (.cse57 (select |v_#memory_$Pointer$.base_184| 5)) (.cse29 (select |v_#memory_$Pointer$.offset_175| 5)) (.cse98 (select |v_#memory_$Pointer$.base_175| 5)) (.cse32 (select |v_#memory_int_164| 6)) (.cse96 (select |v_#memory_$Pointer$.base_196| 7)) (.cse68 (select |v_#memory_$Pointer$.base_195| 7)) (.cse4 (select |v_#memory_int_169| 6)) (.cse56 (select |v_#memory_int_180| 6)) (.cse31 (select |v_#memory_int_165| 6)) (.cse100 (select |v_#memory_$Pointer$.base_188| 5)) (.cse104 (select |v_#memory_$Pointer$.base_185| 5)) (.cse99 (select |v_#memory_$Pointer$.base_189| 5)) (.cse55 (select |v_#memory_int_171| 6)) (.cse2 (select |v_#memory_$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$.base_190| 5)) (.cse30 (select |v_#memory_$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$.offset_194| 5)) (.cse62 (select (select |v_#memory_int_332| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse33)) (.cse71 (select |v_#memory_$Pointer$.base_178| 8)) (.cse117 (select |v_#memory_$Pointer$.offset_170| 5)) (.cse111 (select |v_#memory_$Pointer$.base_181| 5)) (.cse61 (select |v_#memory_$Pointer$.offset_198| 5)) (.cse58 (select |v_#memory_$Pointer$.base_187| 5)) (.cse133 (select |v_#memory_$Pointer$.base_186| 5)) (.cse132 (select |v_#memory_$Pointer$.offset_171| 5)) (.cse110 (select |v_#memory_int_178| 6)) (.cse63 (select |v_#memory_int_177| 6)) (.cse119 (select |v_#memory_$Pointer$.offset_195| 5)) (.cse65 (select |v_#memory_$Pointer$.offset_196| 5)) (.cse54 (select |v_#memory_int_173| 6)) (.cse116 (select |v_#memory_int_172| 6)) (.cse115 (select |v_#memory_$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$.offset_184| 8)) (.cse7 (select |v_#memory_$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$.offset_199| 5))) (and (= (store |v_#memory_int_167| 6 (store .cse0 32 (select .cse1 32))) |v_#memory_int_166|) (= (store |v_#memory_$Pointer$.base_453| 5 (store (select |v_#memory_$Pointer$.base_453| 5) 3 (select .cse2 3))) |v_#memory_$Pointer$.base_193|) (= (store |v_#memory_int_170| 6 (store .cse3 68 (select .cse4 68))) |v_#memory_int_169|) (= (store |v_#memory_$Pointer$.offset_187| 7 (store .cse5 12 (select .cse6 12))) |v_#memory_$Pointer$.offset_188|) (= (store |v_#memory_$Pointer$.offset_189| 8 (store .cse7 12 (select .cse8 12))) |v_#memory_$Pointer$.offset_190|) (= (store |v_#memory_$Pointer$.offset_186| 7 (store .cse9 24 (select (select |v_#memory_$Pointer$.offset_191| 7) 24))) |v_#memory_$Pointer$.offset_191|) (= (store |v_#memory_int_166| 6 (store .cse1 44 (select .cse10 44))) |v_#memory_int_179|) (= (store (store |v_#memory_$Pointer$.base_176| 6 (let ((.cse11 (let ((.cse12 (let ((.cse13 (let ((.cse14 (let ((.cse15 (let ((.cse16 (let ((.cse17 (let ((.cse18 (let ((.cse19 (let ((.cse20 (let ((.cse21 (let ((.cse22 (let ((.cse23 (let ((.cse24 (let ((.cse25 (let ((.cse26 (let ((.cse27 (store (select |v_#memory_$Pointer$.base_176| 6) 12 (select (select |v_#memory_$Pointer$.base_176| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 12)))) (store .cse27 24 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse27) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 24))))) (store .cse26 36 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse26) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 36))))) (store .cse25 48 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse25) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 48))))) (store .cse24 60 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse24) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 60))))) (store .cse23 72 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse23) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 72))))) (store .cse22 16 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse22) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 16))))) (store .cse21 28 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse21) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 28))))) (store .cse20 40 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse20) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 40))))) (store .cse19 52 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse19) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 52))))) (store .cse18 64 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse18) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 64))))) (store .cse17 76 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse17) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 76))))) (store .cse16 20 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse16) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 20))))) (store .cse15 32 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse15) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 32))))) (store .cse14 44 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse14) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 44))))) (store .cse13 56 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse13) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 56))))) (store .cse12 68 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse12) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 68))))) (store .cse11 80 (select (select (store |v_#memory_$Pointer$.base_176| 6 .cse11) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 80)))) 7 (store (select |v_#memory_$Pointer$.base_176| 7) 4 (select .cse28 4))) |v_#memory_$Pointer$.base_194|) (= (store |v_#memory_$Pointer$.offset_175| 5 (store .cse29 10 (select .cse30 10))) |v_#memory_$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$.offset_176|) (= (store |v_#memory_int_165| 6 (store .cse31 72 (select .cse32 72))) |v_#memory_int_164|) (= (store |v_#memory_$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$.base_179|) (= (store |v_#memory_$Pointer$.offset_277| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base| (store (select |v_#memory_$Pointer$.offset_277| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse33 (select (select |v_#memory_$Pointer$.offset_453| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse33))) |v_#memory_$Pointer$.offset_453|) (= |v_#memory_$Pointer$.offset_180| (store |v_#memory_$Pointer$.offset_190| 8 (store .cse8 16 (select .cse34 16)))) (= (store |v_#memory_$Pointer$.offset_179| 7 (store .cse35 8 (select .cse5 8))) |v_#memory_$Pointer$.offset_187|) (= (store |v_#memory_$Pointer$.base_200| 7 (store .cse36 24 (select (select |v_#memory_$Pointer$.base_171| 7) 24))) |v_#memory_$Pointer$.base_171|) (= (store (store |v_#memory_int_332| 5 (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 (let ((.cse52 (let ((.cse53 (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 .cse53 6 (select (select (store |v_#memory_int_332| 5 .cse53) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 6))))) (store .cse52 9 (select (select (store |v_#memory_int_332| 5 .cse52) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 9))))) (store .cse51 12 (select (select (store |v_#memory_int_332| 5 .cse51) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 12))))) (store .cse50 15 (select (select (store |v_#memory_int_332| 5 .cse50) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 15))))) (store .cse49 18 (select (select (store |v_#memory_int_332| 5 .cse49) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 18))))) (store .cse48 4 (select (select (store |v_#memory_int_332| 5 .cse48) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 4))))) (store .cse47 7 (select (select (store |v_#memory_int_332| 5 .cse47) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 7))))) (store .cse46 10 (select (select (store |v_#memory_int_332| 5 .cse46) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 10))))) (store .cse45 13 (select (select (store |v_#memory_int_332| 5 .cse45) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 13))))) (store .cse44 16 (select (select (store |v_#memory_int_332| 5 .cse44) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 16))))) (store .cse43 19 (select (select (store |v_#memory_int_332| 5 .cse43) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 19))))) (store .cse42 5 (select (select (store |v_#memory_int_332| 5 .cse42) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 5))))) (store .cse41 8 (select (select (store |v_#memory_int_332| 5 .cse41) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 8))))) (store .cse40 11 (select (select (store |v_#memory_int_332| 5 .cse40) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 11))))) (store .cse39 14 (select (select (store |v_#memory_int_332| 5 .cse39) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 14))))) (store .cse38 17 (select (select (store |v_#memory_int_332| 5 .cse38) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 17))))) (store .cse37 20 (select (select (store |v_#memory_int_332| 5 .cse37) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 20)))) 6 (store (select |v_#memory_int_332| 6) 12 (select .cse54 12))) |v_#memory_int_173|) (= (store |v_#memory_int_171| 6 (store .cse55 48 (select .cse56 48))) |v_#memory_int_180|) (= (store |v_#memory_$Pointer$.base_184| 5 (store .cse57 10 (select .cse58 10))) |v_#memory_$Pointer$.base_187|) (= (store |v_#memory_$Pointer$.base_277| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base| (store (select |v_#memory_$Pointer$.base_277| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse33 (select (select |v_#memory_$Pointer$.base_453| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse33))) |v_#memory_$Pointer$.base_453|) (= (store |v_#memory_$Pointer$.base_452| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base| (store (select |v_#memory_$Pointer$.base_452| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse33 (select (select |v_#memory_$Pointer$.base_277| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse33))) |v_#memory_$Pointer$.base_277|) (= (store |v_#memory_$Pointer$.offset_185| 7 (store .cse59 20 (select .cse9 20))) |v_#memory_$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$.base_169| 7 (store .cse67 20 (select .cse36 20))) |v_#memory_$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$.offset_197| 7) 4 (select .cse35 4))) |v_#memory_$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$.base_197|) (= (store |v_#memory_int_179| 6 (store .cse10 56 (select .cse3 56))) |v_#memory_int_170|) (= (store |v_#memory_$Pointer$.offset_180| 8 (store .cse34 20 (select .cse93 20))) |v_#memory_$Pointer$.offset_178|) (= (store |v_#memory_$Pointer$.offset_188| 7 (store .cse6 16 (select .cse59 16))) |v_#memory_$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$.base_194| 7 (store .cse28 8 (select .cse96 8))) |v_#memory_$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$.base_180|) (= (let ((.cse97 (store |v_#memory_int_331| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base| (store (select |v_#memory_int_331| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse33 |v_ULTIMATE.start_main_#t~nondet40#1_17|)))) (store .cse97 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base| (store (select .cse97 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse33 .cse62))) |v_#memory_int_332|) (= (store |v_#memory_$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$.base_185| 5 (store .cse104 7 (select .cse57 7))) |v_#memory_$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$.offset_174| 5 (store .cse107 7 (select .cse29 7))) |v_#memory_$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$.offset_193| 5 (store .cse108 12 (select .cse109 12)))) (<= 0 (+ |v_ULTIMATE.start_main_#t~nondet40#1_17| 2147483648)) (= (store |v_#memory_int_164| 6 (store .cse32 16 (select .cse110 16))) |v_#memory_int_178|) (= (store |v_#memory_$Pointer$.base_196| 7 (store .cse96 12 (select .cse68 12))) |v_#memory_$Pointer$.base_195|) (= (store |v_#memory_int_169| 6 (store .cse4 80 (select (select |v_#memory_int_174| 6) 80))) |v_#memory_int_174|) (= (store |v_#memory_int_180| 6 (store .cse56 60 (select .cse31 60))) |v_#memory_int_165|) (= (store |v_#memory_$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$.offset_452| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base| (store (select |v_#memory_$Pointer$.offset_452| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse33 (select (select |v_#memory_$Pointer$.offset_277| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse33))) |v_#memory_$Pointer$.offset_277|) (= (store |v_#memory_$Pointer$.base_190| 5 (store .cse113 15 (select .cse99 15))) |v_#memory_$Pointer$.base_189|) (= |v_#memory_$Pointer$.offset_181| (store |v_#memory_$Pointer$.offset_173| 5 (store .cse114 16 (select .cse115 16)))) (= (store |v_#memory_int_172| 6 (store .cse116 36 (select .cse55 36))) |v_#memory_int_171|) (= (store |v_#memory_$Pointer$.base_193| 5 (store .cse2 6 (select .cse105 6))) |v_#memory_$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$.offset_183| 5 (store .cse30 13 (select .cse114 13)))) (= (store |v_#memory_$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$.base_186| 5 (store .cse133 16 (select .cse111 16))) |v_#memory_$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$.base_187| 5 (store .cse58 13 (select .cse133 13))) |v_#memory_$Pointer$.base_186|) (= (store |v_#memory_$Pointer$.offset_453| 5 (store (select |v_#memory_$Pointer$.offset_453| 5) 3 (select .cse132 3))) |v_#memory_$Pointer$.offset_171|) (= (store |v_#memory_int_178| 6 (store .cse110 28 (select .cse63 28))) |v_#memory_int_177|) (= (store |v_#memory_$Pointer$.offset_195| 5 (store .cse119 8 (select .cse65 8))) |v_#memory_$Pointer$.offset_196|) (= (store |v_#memory_int_173| 6 (store .cse54 24 (select .cse116 24))) |v_#memory_int_172|) (= |v_#memory_$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$.offset_184| 8 (store .cse134 8 (select .cse7 8)))) (= |v_#memory_$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 [2023-11-12 00:42:58,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [413848157] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:42:58,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:42:58,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4, 4] total 9 [2023-11-12 00:42:58,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066623436] [2023-11-12 00:42:58,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:42:58,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:42:58,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:42:58,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:42:58,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=38, Unknown=1, NotChecked=12, Total=72 [2023-11-12 00:42:58,826 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) [2023-11-12 00:43:01,969 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] [2023-11-12 00:43:04,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-12 00:43:06,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-12 00:43:08,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-12 00:43:09,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:43:09,622 INFO L93 Difference]: Finished difference Result 322 states and 480 transitions. [2023-11-12 00:43:09,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 00:43:09,623 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 [2023-11-12 00:43:09,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:43:09,625 INFO L225 Difference]: With dead ends: 322 [2023-11-12 00:43:09,626 INFO L226 Difference]: Without dead ends: 165 [2023-11-12 00:43:09,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 618 GetRequests, 609 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=25, Invalid=50, Unknown=1, NotChecked=14, Total=90 [2023-11-12 00:43:09,628 INFO L413 NwaCegarLoop]: 221 mSDtfsCounter, 1 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 99 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2023-11-12 00:43:09,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 667 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 198 Invalid, 4 Unknown, 99 Unchecked, 9.7s Time] [2023-11-12 00:43:09,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-12 00:43:09,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2023-11-12 00:43:09,674 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) [2023-11-12 00:43:09,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 245 transitions. [2023-11-12 00:43:09,678 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 245 transitions. Word has length 205 [2023-11-12 00:43:09,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:43:09,679 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 245 transitions. [2023-11-12 00:43:09,679 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) [2023-11-12 00:43:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 245 transitions. [2023-11-12 00:43:09,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-12 00:43:09,686 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:43:09,686 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] [2023-11-12 00:43:09,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:43:09,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:43:09,901 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:43:09,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:43:09,902 INFO L85 PathProgramCache]: Analyzing trace with hash -793965911, now seen corresponding path program 1 times [2023-11-12 00:43:09,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:43:09,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93731999] [2023-11-12 00:43:09,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:43:09,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:43:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:43:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-11-12 00:43:11,348 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:43:11,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93731999] [2023-11-12 00:43:11,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93731999] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:43:11,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163715919] [2023-11-12 00:43:11,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:43:11,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:43:11,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:43:11,354 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:43:11,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b6e65bc-7dde-4ba5-b102-9a48d6a68c85/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 00:43:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:43:13,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 1617 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:43:13,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:43:13,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-11-12 00:43:13,480 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:43:13,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-11-12 00:43:13,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [163715919] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:43:13,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2138070989] [2023-11-12 00:43:13,674 INFO L159 IcfgInterpreter]: Started Sifa with 124 locations of interest [2023-11-12 00:43:13,675 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:43:13,676 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:43:13,676 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:43:13,676 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs