./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f188ac4b0bdfe335e0fcb7c5645493965a99a7b8a1d7a552e9d512c30775fb8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 19:44:10,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:44:10,979 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-21 19:44:10,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:44:10,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:44:11,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:44:11,012 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:44:11,013 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:44:11,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:44:11,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:44:11,015 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:44:11,016 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:44:11,016 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:44:11,017 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-21 19:44:11,018 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:44:11,018 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:44:11,019 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-21 19:44:11,019 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-21 19:44:11,020 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:44:11,021 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-21 19:44:11,021 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-21 19:44:11,022 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-21 19:44:11,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:44:11,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 19:44:11,024 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 19:44:11,025 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:44:11,025 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 19:44:11,026 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:44:11,026 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 19:44:11,027 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:44:11,027 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 19:44:11,028 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 19:44:11,028 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 19:44:11,028 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:44:11,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:44:11,029 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:44:11,029 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:44:11,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:44:11,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:44:11,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:44:11,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 19:44:11,031 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-21 19:44:11,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 19:44:11,032 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:44:11,032 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 19:44:11,033 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:44:11,033 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:44:11,033 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_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f188ac4b0bdfe335e0fcb7c5645493965a99a7b8a1d7a552e9d512c30775fb8 [2023-11-21 19:44:11,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:44:11,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:44:11,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:44:11,383 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:44:11,384 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:44:11,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/seq-pthread/cs_fib-2.i [2023-11-21 19:44:14,614 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:44:14,939 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:44:14,948 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/sv-benchmarks/c/seq-pthread/cs_fib-2.i [2023-11-21 19:44:14,983 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/data/e05d7f394/5d3ca27d79a8433db5f3c73165fee1dd/FLAG922afa4d3 [2023-11-21 19:44:15,002 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/data/e05d7f394/5d3ca27d79a8433db5f3c73165fee1dd [2023-11-21 19:44:15,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:44:15,013 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:44:15,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:44:15,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:44:15,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:44:15,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:15,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e618429 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15, skipping insertion in model container [2023-11-21 19:44:15,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:15,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:44:15,455 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_defa6f81-52be-4197-8876-8050d341e195/sv-benchmarks/c/seq-pthread/cs_fib-2.i[23457,23470] [2023-11-21 19:44:15,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:44:15,591 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 19:44:15,634 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_defa6f81-52be-4197-8876-8050d341e195/sv-benchmarks/c/seq-pthread/cs_fib-2.i[23457,23470] [2023-11-21 19:44:15,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:44:15,790 INFO L206 MainTranslator]: Completed translation [2023-11-21 19:44:15,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15 WrapperNode [2023-11-21 19:44:15,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 19:44:15,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 19:44:15,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 19:44:15,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 19:44:15,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:15,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:15,926 INFO L138 Inliner]: procedures = 144, calls = 356, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 678 [2023-11-21 19:44:15,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 19:44:15,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 19:44:15,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 19:44:15,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 19:44:15,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:15,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:15,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:15,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:15,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:15,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:16,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:16,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:16,036 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 19:44:16,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 19:44:16,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 19:44:16,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 19:44:16,049 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (1/1) ... [2023-11-21 19:44:16,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:44:16,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:44:16,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 19:44:16,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 19:44:16,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 19:44:16,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 19:44:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 19:44:16,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 19:44:16,137 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 19:44:16,137 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 19:44:16,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 19:44:16,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 19:44:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 19:44:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-11-21 19:44:16,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-11-21 19:44:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 19:44:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-21 19:44:16,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-21 19:44:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 19:44:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-11-21 19:44:16,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-11-21 19:44:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 19:44:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 19:44:16,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 19:44:16,395 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 19:44:16,397 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 19:44:16,764 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2023-11-21 19:44:16,772 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-21 19:44:16,772 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2023-11-21 19:44:16,772 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-21 19:44:16,772 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint L749: SUMMARY for call __CS_cs(); srcloc: null [2023-11-21 19:44:16,773 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2023-11-21 19:44:16,773 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2023-11-21 19:44:20,233 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 19:44:20,424 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 19:44:20,425 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 19:44:20,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:44:20 BoogieIcfgContainer [2023-11-21 19:44:20,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 19:44:20,431 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 19:44:20,431 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 19:44:20,436 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 19:44:20,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 07:44:15" (1/3) ... [2023-11-21 19:44:20,437 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eed6ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:44:20, skipping insertion in model container [2023-11-21 19:44:20,437 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:44:15" (2/3) ... [2023-11-21 19:44:20,439 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eed6ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:44:20, skipping insertion in model container [2023-11-21 19:44:20,440 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:44:20" (3/3) ... [2023-11-21 19:44:20,441 INFO L112 eAbstractionObserver]: Analyzing ICFG cs_fib-2.i [2023-11-21 19:44:20,463 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 19:44:20,464 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 19:44:20,597 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 19:44:20,620 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;@28d12ecc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 19:44:20,620 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 19:44:20,625 INFO L276 IsEmpty]: Start isEmpty. Operand has 159 states, 86 states have (on average 1.244186046511628) internal successors, (107), 87 states have internal predecessors, (107), 66 states have call successors, (66), 5 states have call predecessors, (66), 5 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-21 19:44:20,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-21 19:44:20,650 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:44:20,651 INFO L195 NwaCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:44:20,652 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:44:20,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:44:20,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1744123172, now seen corresponding path program 1 times [2023-11-21 19:44:20,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:44:20,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948093949] [2023-11-21 19:44:20,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:44:20,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:44:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:44:22,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-21 19:44:22,418 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:44:22,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948093949] [2023-11-21 19:44:22,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948093949] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:44:22,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:44:22,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:44:22,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532515150] [2023-11-21 19:44:22,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:44:22,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:44:22,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:44:22,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:44:22,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:44:22,481 INFO L87 Difference]: Start difference. First operand has 159 states, 86 states have (on average 1.244186046511628) internal successors, (107), 87 states have internal predecessors, (107), 66 states have call successors, (66), 5 states have call predecessors, (66), 5 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-21 19:44:24,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 19:44:26,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 19:44:26,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:44:26,792 INFO L93 Difference]: Finished difference Result 317 states and 484 transitions. [2023-11-21 19:44:26,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:44:26,795 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 172 [2023-11-21 19:44:26,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:44:26,806 INFO L225 Difference]: With dead ends: 317 [2023-11-21 19:44:26,806 INFO L226 Difference]: Without dead ends: 159 [2023-11-21 19:44:26,812 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:44:26,823 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 2 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 432 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 [2023-11-21 19:44:26,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 432 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2023-11-21 19:44:26,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2023-11-21 19:44:26,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 158. [2023-11-21 19:44:26,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 86 states have (on average 1.2325581395348837) internal successors, (106), 87 states have internal predecessors, (106), 66 states have call successors, (66), 5 states have call predecessors, (66), 5 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-21 19:44:26,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 237 transitions. [2023-11-21 19:44:26,898 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 237 transitions. Word has length 172 [2023-11-21 19:44:26,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:44:26,898 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 237 transitions. [2023-11-21 19:44:26,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-21 19:44:26,899 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 237 transitions. [2023-11-21 19:44:26,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-21 19:44:26,905 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:44:26,905 INFO L195 NwaCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:44:26,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 19:44:26,906 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:44:26,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:44:26,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1188246873, now seen corresponding path program 1 times [2023-11-21 19:44:26,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:44:26,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106665575] [2023-11-21 19:44:26,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:44:26,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:44:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:44:28,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-21 19:44:28,048 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:44:28,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106665575] [2023-11-21 19:44:28,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106665575] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:44:28,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:44:28,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:44:28,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905149995] [2023-11-21 19:44:28,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:44:28,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:44:28,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:44:28,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:44:28,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:44:28,056 INFO L87 Difference]: Start difference. First operand 158 states and 237 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-21 19:44:30,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 19:44:32,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 19:44:32,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:44:32,315 INFO L93 Difference]: Finished difference Result 315 states and 474 transitions. [2023-11-21 19:44:32,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:44:32,316 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 174 [2023-11-21 19:44:32,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:44:32,319 INFO L225 Difference]: With dead ends: 315 [2023-11-21 19:44:32,319 INFO L226 Difference]: Without dead ends: 159 [2023-11-21 19:44:32,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:44:32,323 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 0 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-11-21 19:44:32,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 431 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2023-11-21 19:44:32,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2023-11-21 19:44:32,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2023-11-21 19:44:32,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 87 states have (on average 1.2298850574712643) internal successors, (107), 88 states have internal predecessors, (107), 66 states have call successors, (66), 5 states have call predecessors, (66), 5 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-21 19:44:32,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 238 transitions. [2023-11-21 19:44:32,351 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 238 transitions. Word has length 174 [2023-11-21 19:44:32,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:44:32,352 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 238 transitions. [2023-11-21 19:44:32,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-21 19:44:32,353 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 238 transitions. [2023-11-21 19:44:32,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-21 19:44:32,357 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:44:32,357 INFO L195 NwaCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:44:32,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 19:44:32,358 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:44:32,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:44:32,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1799812482, now seen corresponding path program 1 times [2023-11-21 19:44:32,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:44:32,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386307998] [2023-11-21 19:44:32,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:44:32,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:44:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:44:33,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-21 19:44:33,479 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:44:33,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386307998] [2023-11-21 19:44:33,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386307998] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 19:44:33,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542522334] [2023-11-21 19:44:33,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:44:33,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:44:33,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:44:33,492 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 19:44:33,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 19:44:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:44:34,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 1321 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 19:44:34,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:44:34,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-21 19:44:34,925 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 19:44:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-11-21 19:44:35,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [542522334] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 19:44:35,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1507282747] [2023-11-21 19:44:35,169 INFO L159 IcfgInterpreter]: Started Sifa with 96 locations of interest [2023-11-21 19:44:35,169 INFO L166 IcfgInterpreter]: Building call graph [2023-11-21 19:44:35,175 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-21 19:44:35,181 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-21 19:44:35,182 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-21 19:44:45,718 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-21 19:44:52,131 WARN L293 SmtUtils]: Spent 6.27s on a formula simplification. DAG size of input: 350 DAG size of output: 339 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-21 19:44:54,728 WARN L854 $PredicateComparison]: unable to prove that (and (= 8 c_~__ERR_UNLOCK_ATTEMPT~0) (= |c_~#__CS_u~0.base| 9) (= 2 c_~__THREAD_FINISHED~0) (= |c_~#__CS_thread_born_round~0.offset| 0) (= c_~__ERR_JOIN_FAILED_WRONG_THREAD_ID~0 16) (= c_~__CS_ret_FINISHED~0 4) (<= 2 |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) (= 7 |c_~#i~0.base|) (exists ((v_~__CS_thread~0.base_40 (Array Int Int))) (= c_~__CS_thread~0.base (store v_~__CS_thread~0.base_40 0 |#funAddr~main_thread.base|))) (= 5 |c_~#__CS_thread_status~0.base|) (= 6 |c_~#__CS_thread_lockedon~0.base|) (= (select (select |c_#memory_int| 3) 0) |c_ULTIMATE.start_main_#t~mem82#1|) (= 2 c_~__CS_ret_ERROR~0) (<= 2 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) (= c_~__CS_ret~0 0) (= |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (= c_~__CS_error_detail~0 0) (= |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.offset| 0) (<= 2 |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) (= |c_~#__CS_thread_born_round~0.base| 4) (= c_~__ERR_ASSERT_FAILURE~0 4) (= 3 |c_~#__CS_thread_allocated~0.base|) (= |c_~#j~2.base| 8) (= 32 c_~__ERR_JOIN_FAILED_THREAD_NOT_CREATED~0) (= c_~__CS_error~0 0) (= c_~__THREAD_UNUSED~0 0) (= c_~__ERR_MUTEX_NOT_OWNED~0 128) (= 2 c_~__ERR_ERROR_LABEL_REACHED~0) (exists ((|v_#memory_$Pointer$.offset_281| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_160| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_161| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_162| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_163| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_164| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_165| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_166| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_167| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_168| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_169| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_159| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_174| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_173| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_172| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_171| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_170| (Array Int (Array Int Int))) (|v_#memory_int_297| (Array Int (Array Int Int))) (|v_#memory_int_298| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_153| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_411| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_179| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_154| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_410| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_178| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_155| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_156| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_177| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_157| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_176| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_158| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_175| (Array Int (Array Int Int))) (|v_#memory_int_158| (Array Int (Array Int Int))) (|v_#memory_int_159| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~nondet40#1_17| Int) (|v_#memory_$Pointer$.base_163| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_162| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_161| (Array Int (Array Int Int))) (|v_#memory_int_160| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_281| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_160| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_169| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_168| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_167| (Array Int (Array Int Int))) (|v_#memory_int_161| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_166| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_165| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_164| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_~i~1#1_37| Int) (|v_#memory_int_147| (Array Int (Array Int Int))) (|v_#memory_int_148| (Array Int (Array Int Int))) (|v_#memory_int_149| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_170| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_171| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_172| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_173| (Array Int (Array Int Int))) (|v_#memory_int_154| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_174| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_159| (Array Int (Array Int Int))) (|v_#memory_int_155| (Array Int (Array Int Int))) (|v_#memory_int_156| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_175| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_158| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_176| (Array Int (Array Int Int))) (|v_#memory_int_157| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_157| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_177| (Array Int (Array Int Int))) (|v_#memory_int_150| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_156| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_178| (Array Int (Array Int Int))) (|v_#memory_int_151| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_155| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_179| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_410| (Array Int (Array Int Int))) (|v_#memory_int_152| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_154| (Array Int (Array Int Int))) (|v_#memory_int_153| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_411| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_153| (Array Int (Array Int Int)))) (let ((.cse71 (+ (- 4) (* |v_ULTIMATE.start_main_~i~1#1_37| 4)))) (let ((.cse16 (select |v_#memory_$Pointer$.offset_177| 5)) (.cse5 (select |v_#memory_$Pointer$.base_175| 5)) (.cse25 (select |v_#memory_int_155| 6)) (.cse0 (select |v_#memory_$Pointer$.base_158| 5)) (.cse20 (select |v_#memory_int_161| 6)) (.cse10 (select |v_#memory_$Pointer$.offset_165| 5)) (.cse24 (select |v_#memory_int_156| 6)) (.cse8 (select |v_#memory_int_153| 6)) (.cse34 (select |v_#memory_int_158| 6)) (.cse3 (select |v_#memory_$Pointer$.offset_161| 7)) (.cse12 (select |v_#memory_$Pointer$.offset_156| 5)) (.cse29 (select |v_#memory_$Pointer$.base_172| 5)) (.cse35 (select |v_#memory_int_148| 6)) (.cse72 (select |v_#memory_$Pointer$.base_173| 5)) (.cse56 (select |v_#memory_$Pointer$.offset_171| 8)) (.cse32 (select |v_#memory_$Pointer$.offset_175| 5)) (.cse7 (select |v_#memory_$Pointer$.base_179| 8)) (.cse23 (select |v_#memory_$Pointer$.base_178| 5)) (.cse57 (select |v_#memory_$Pointer$.base_177| 5)) (.cse52 (select |v_#memory_$Pointer$.offset_163| 7)) (.cse2 (select |v_#memory_$Pointer$.offset_162| 7)) (.cse15 (select |v_#memory_$Pointer$.base_162| 7)) (.cse18 (select |v_#memory_$Pointer$.offset_169| 5)) (.cse9 (select |v_#memory_int_152| 6)) (.cse78 (select |v_#memory_$Pointer$.base_168| 5)) (.cse31 (select |v_#memory_int_150| 6)) (.cse55 (select |v_#memory_$Pointer$.offset_174| 8)) (.cse14 (select |v_#memory_$Pointer$.base_165| 7)) (.cse54 (select |v_#memory_$Pointer$.offset_159| 5)) (.cse6 (select |v_#memory_$Pointer$.base_153| 8)) (.cse26 (select |v_#memory_int_154| 6)) (.cse60 (select |v_#memory_int_149| 6)) (.cse76 (select |v_#memory_$Pointer$.base_155| 8)) (.cse53 (select |v_#memory_$Pointer$.base_154| 8)) (.cse21 (select |v_#memory_int_160| 6)) (.cse58 (select |v_#memory_int_159| 6)) (.cse51 (select |v_#memory_$Pointer$.offset_164| 7)) (.cse27 (select |v_#memory_$Pointer$.base_156| 5)) (.cse95 (select |v_#memory_$Pointer$.offset_173| 8)) (.cse30 (select |v_#memory_$Pointer$.base_171| 5)) (.cse73 (select |v_#memory_$Pointer$.base_174| 5)) (.cse1 (select |v_#memory_$Pointer$.base_157| 5)) (.cse77 (select |v_#memory_$Pointer$.base_169| 5)) (.cse11 (select |v_#memory_$Pointer$.offset_160| 5)) (.cse97 (select |v_#memory_$Pointer$.offset_158| 5)) (.cse80 (select |v_#memory_$Pointer$.base_170| 5)) (.cse4 (select |v_#memory_$Pointer$.base_176| 5)) (.cse22 (select (select |v_#memory_int_298| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse71)) (.cse50 (select |v_#memory_$Pointer$.base_164| 7)) (.cse96 (select |v_#memory_$Pointer$.base_163| 7)) (.cse59 (select |v_#memory_int_151| 6)) (.cse33 (select |v_#memory_int_157| 6)) (.cse19 (select |v_#memory_$Pointer$.offset_154| 5)) (.cse28 (select |v_#memory_$Pointer$.offset_155| 5)) (.cse17 (select |v_#memory_$Pointer$.offset_166| 5)) (.cse75 (select |v_#memory_$Pointer$.offset_167| 5)) (.cse74 (select |v_#memory_$Pointer$.offset_172| 8)) (.cse13 (select |v_#memory_$Pointer$.offset_157| 5)) (.cse79 (select |v_#memory_$Pointer$.offset_168| 5))) (and (= (store |v_#memory_$Pointer$.base_158| 5 (store .cse0 9 (select .cse1 9))) |v_#memory_$Pointer$.base_157|) (= (store |v_#memory_$Pointer$.offset_162| 7 (store .cse2 16 (select .cse3 16))) |v_#memory_$Pointer$.offset_161|) (= (store |v_#memory_$Pointer$.base_176| 5 (store .cse4 10 (select .cse5 10))) |v_#memory_$Pointer$.base_175|) (= (store |v_#memory_$Pointer$.base_153| 8 (store .cse6 8 (select .cse7 8))) |v_#memory_$Pointer$.base_179|) (= (store |v_#memory_int_153| 6 (store .cse8 56 (select .cse9 56))) |v_#memory_int_152|) (= (store |v_#memory_$Pointer$.offset_165| 5 (store .cse10 4 (select .cse11 4))) |v_#memory_$Pointer$.offset_160|) (= (store |v_#memory_$Pointer$.offset_156| 5 (store .cse12 16 (select .cse13 16))) |v_#memory_$Pointer$.offset_157|) (= (store |v_#memory_$Pointer$.base_165| 7 (store .cse14 16 (select .cse15 16))) |v_#memory_$Pointer$.base_162|) (= (store |v_#memory_$Pointer$.offset_179| 4 (store (select |v_#memory_$Pointer$.offset_179| 4) 0 (select (select |v_#memory_$Pointer$.offset_170| 4) 0))) |v_#memory_$Pointer$.offset_170|) (= (store |v_#memory_$Pointer$.offset_411| 5 (store (select |v_#memory_$Pointer$.offset_411| 5) 3 (select .cse16 3))) |v_#memory_$Pointer$.offset_177|) (= (store |v_#memory_$Pointer$.offset_177| 5 (store .cse16 6 (select .cse17 6))) |v_#memory_$Pointer$.offset_166|) (= |v_#memory_$Pointer$.offset_154| (store |v_#memory_$Pointer$.offset_169| 5 (store .cse18 11 (select .cse19 11)))) (= (store |v_#memory_int_161| 6 (store .cse20 36 (select .cse21 36))) |v_#memory_int_160|) (<= .cse22 2147483647) (= (store |v_#memory_$Pointer$.base_175| 5 (store .cse5 13 (select .cse23 13))) |v_#memory_$Pointer$.base_178|) (= (store |v_#memory_int_156| 6 (store .cse24 40 (select .cse25 40))) |v_#memory_int_155|) (= (store |v_#memory_int_155| 6 (store .cse25 52 (select .cse26 52))) |v_#memory_int_154|) (= (store |v_#memory_$Pointer$.base_156| 5 (store .cse27 6 (select .cse0 6))) |v_#memory_$Pointer$.base_158|) (= (store |v_#memory_$Pointer$.offset_155| 5 (store .cse28 17 (select (select |v_#memory_$Pointer$.offset_153| 5) 17))) |v_#memory_$Pointer$.offset_153|) (= (store |v_#memory_$Pointer$.base_172| 5 (store .cse29 8 (select .cse30 8))) |v_#memory_$Pointer$.base_171|) (= (store |v_#memory_int_150| 6 (store .cse31 24 (select .cse20 24))) |v_#memory_int_161|) (= |v_#memory_$Pointer$.offset_165| (store |v_#memory_$Pointer$.offset_175| 5 (store .cse32 15 (select .cse10 15)))) (= (store |v_#memory_int_157| 6 (store .cse33 28 (select .cse24 28))) |v_#memory_int_156|) (= (store |v_#memory_int_158| 6 (store .cse34 44 (select .cse8 44))) |v_#memory_int_153|) (= (store |v_#memory_int_148| 6 (store .cse35 32 (select .cse34 32))) |v_#memory_int_158|) (= (store (store |v_#memory_$Pointer$.base_167| 6 (let ((.cse36 (let ((.cse37 (let ((.cse38 (let ((.cse39 (let ((.cse40 (let ((.cse41 (let ((.cse42 (let ((.cse43 (let ((.cse44 (let ((.cse45 (let ((.cse46 (let ((.cse47 (let ((.cse48 (let ((.cse49 (store (select |v_#memory_$Pointer$.base_167| 6) 12 (select (select |v_#memory_$Pointer$.base_167| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 12)))) (store .cse49 24 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse49) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 24))))) (store .cse48 36 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse48) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 36))))) (store .cse47 48 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse47) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 48))))) (store .cse46 60 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse46) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 60))))) (store .cse45 16 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse45) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 16))))) (store .cse44 28 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse44) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 28))))) (store .cse43 40 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse43) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 40))))) (store .cse42 52 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse42) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 52))))) (store .cse41 64 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse41) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 64))))) (store .cse40 20 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse40) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 20))))) (store .cse39 32 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse39) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 32))))) (store .cse38 44 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse38) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 44))))) (store .cse37 56 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse37) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 56))))) (store .cse36 68 (select (select (store |v_#memory_$Pointer$.base_167| 6 .cse36) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 68)))) 7 (store (select |v_#memory_$Pointer$.base_167| 7) 4 (select .cse50 4))) |v_#memory_$Pointer$.base_164|) (= |v_#memory_$Pointer$.offset_163| (store |v_#memory_$Pointer$.offset_164| 7 (store .cse51 8 (select .cse52 8)))) (= (store |v_#memory_$Pointer$.base_154| 8 (store .cse53 20 (select (select |v_#memory_$Pointer$.base_160| 8) 20))) |v_#memory_$Pointer$.base_160|) (= (store |v_#memory_$Pointer$.offset_161| 7 (store .cse3 20 (select (select |v_#memory_$Pointer$.offset_176| 7) 20))) |v_#memory_$Pointer$.offset_176|) (= (store |v_#memory_$Pointer$.offset_159| 5 (store .cse54 13 (select .cse12 13))) |v_#memory_$Pointer$.offset_156|) (= (store |v_#memory_$Pointer$.offset_170| 5 (store (select |v_#memory_$Pointer$.offset_170| 5) 0 (select (select |v_#memory_$Pointer$.offset_178| 5) 0))) |v_#memory_$Pointer$.offset_178|) (= (store |v_#memory_$Pointer$.offset_174| 8 (store .cse55 12 (select .cse56 12))) |v_#memory_$Pointer$.offset_171|) (= |v_#memory_$Pointer$.base_172| (store |v_#memory_$Pointer$.base_177| 5 (store .cse57 5 (select .cse29 5)))) (= (store |v_#memory_int_159| 6 (store .cse58 60 (select .cse59 60))) |v_#memory_int_151|) (= (store |v_#memory_int_149| 6 (store .cse60 20 (select .cse35 20))) |v_#memory_int_148|) (= (store |v_#memory_$Pointer$.base_159| 5 (store (select |v_#memory_$Pointer$.base_159| 5) 0 (select (select |v_#memory_$Pointer$.base_161| 5) 0))) |v_#memory_$Pointer$.base_161|) (= (store (store (store (let ((.cse61 (store |v_#memory_int_147| 7 (let ((.cse66 (let ((.cse67 (let ((.cse68 (let ((.cse69 (store (select |v_#memory_int_147| 7) 4 (select (select |v_#memory_int_147| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 4)))) (store .cse69 8 (select (select (store |v_#memory_int_147| 7 .cse69) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 8))))) (store .cse68 12 (select (select (store |v_#memory_int_147| 7 .cse68) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 12))))) (store .cse67 16 (select (select (store |v_#memory_int_147| 7 .cse67) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 16))))) (store .cse66 20 (select (select (store |v_#memory_int_147| 7 .cse66) |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) 20)))))) (store .cse61 8 (let ((.cse62 (let ((.cse63 (let ((.cse64 (let ((.cse65 (store (select |v_#memory_int_147| 8) 4 (select (select .cse61 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 4)))) (store .cse65 8 (select (select (store .cse61 8 .cse65) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 8))))) (store .cse64 12 (select (select (store .cse61 8 .cse64) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 12))))) (store .cse63 16 (select (select (store .cse61 8 .cse63) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 16))))) (store .cse62 20 (select (select (store .cse61 8 .cse62) |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) 20))))) 4 (store (select |v_#memory_int_147| 4) 0 0)) 5 (store (select |v_#memory_int_147| 5) 0 1)) 3 (store (select |v_#memory_int_147| 3) 0 1)) |c_#memory_int|) (= (let ((.cse70 (store |v_#memory_int_297| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base| (store (select |v_#memory_int_297| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse71 |v_ULTIMATE.start_main_#t~nondet40#1_17|)))) (store .cse70 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base| (store (select .cse70 |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse71 .cse22))) |v_#memory_int_298|) (= |v_#memory_$Pointer$.base_167| (store |v_#memory_$Pointer$.base_173| 5 (store .cse72 17 (select (select |v_#memory_$Pointer$.base_167| 5) 17)))) (= (store |v_#memory_$Pointer$.base_174| 5 (store .cse73 14 (select .cse72 14))) |v_#memory_$Pointer$.base_173|) (= |v_#memory_$Pointer$.offset_172| (store |v_#memory_$Pointer$.offset_171| 8 (store .cse56 16 (select .cse74 16)))) (= |v_#memory_$Pointer$.offset_175| (store |v_#memory_$Pointer$.offset_167| 5 (store .cse75 12 (select .cse32 12)))) (= (store |v_#memory_$Pointer$.base_179| 8 (store .cse7 12 (select .cse76 12))) |v_#memory_$Pointer$.base_155|) (= (store |v_#memory_$Pointer$.offset_178| 3 (store (select |v_#memory_$Pointer$.offset_178| 3) 0 (select (select |c_#memory_$Pointer$.offset| 3) 0))) |c_#memory_$Pointer$.offset|) (= (store |v_#memory_$Pointer$.base_178| 5 (store .cse23 16 (select .cse57 16))) |v_#memory_$Pointer$.base_177|) (= (store |v_#memory_$Pointer$.offset_163| 7 (store .cse52 12 (select .cse2 12))) |v_#memory_$Pointer$.offset_162|) (= (store |v_#memory_$Pointer$.base_162| 7 (store .cse15 20 (select (select |v_#memory_$Pointer$.base_166| 7) 20))) |v_#memory_$Pointer$.base_166|) (= (store |v_#memory_$Pointer$.base_169| 5 (store .cse77 15 (select .cse78 15))) |v_#memory_$Pointer$.base_168|) (= (store |v_#memory_$Pointer$.offset_168| 5 (store .cse79 8 (select .cse18 8))) |v_#memory_$Pointer$.offset_169|) (= (store |v_#memory_int_152| 6 (store .cse9 68 (select (select |v_#memory_int_147| 6) 68))) |v_#memory_int_147|) (= |v_#memory_$Pointer$.base_170| (store |v_#memory_$Pointer$.base_168| 5 (store .cse78 4 (select .cse80 4)))) (= (store (store |v_#memory_int_298| 5 (let ((.cse81 (let ((.cse82 (let ((.cse83 (let ((.cse84 (let ((.cse85 (let ((.cse86 (let ((.cse87 (let ((.cse88 (let ((.cse89 (let ((.cse90 (let ((.cse91 (let ((.cse92 (let ((.cse93 (let ((.cse94 (store (select |v_#memory_int_298| 5) 3 (select (select |v_#memory_int_298| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 3)))) (store .cse94 6 (select (select (store |v_#memory_int_298| 5 .cse94) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 6))))) (store .cse93 9 (select (select (store |v_#memory_int_298| 5 .cse93) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 9))))) (store .cse92 12 (select (select (store |v_#memory_int_298| 5 .cse92) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 12))))) (store .cse91 15 (select (select (store |v_#memory_int_298| 5 .cse91) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 15))))) (store .cse90 4 (select (select (store |v_#memory_int_298| 5 .cse90) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 4))))) (store .cse89 7 (select (select (store |v_#memory_int_298| 5 .cse89) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 7))))) (store .cse88 10 (select (select (store |v_#memory_int_298| 5 .cse88) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 10))))) (store .cse87 13 (select (select (store |v_#memory_int_298| 5 .cse87) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 13))))) (store .cse86 16 (select (select (store |v_#memory_int_298| 5 .cse86) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 16))))) (store .cse85 5 (select (select (store |v_#memory_int_298| 5 .cse85) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 5))))) (store .cse84 8 (select (select (store |v_#memory_int_298| 5 .cse84) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 8))))) (store .cse83 11 (select (select (store |v_#memory_int_298| 5 .cse83) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 11))))) (store .cse82 14 (select (select (store |v_#memory_int_298| 5 .cse82) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 14))))) (store .cse81 17 (select (select (store |v_#memory_int_298| 5 .cse81) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_status~0#1.base|) 17)))) 6 (store (select |v_#memory_int_298| 6) 12 (select .cse31 12))) |v_#memory_int_150|) (<= 0 (+ |v_ULTIMATE.start_main_#t~nondet40#1_17| 2147483648)) (= (store |v_#memory_$Pointer$.offset_173| 8 (store .cse95 8 (select .cse55 8))) |v_#memory_$Pointer$.offset_174|) (= |v_#memory_$Pointer$.base_281| (store |v_#memory_$Pointer$.base_410| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base| (store (select |v_#memory_$Pointer$.base_410| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse71 (select (select |v_#memory_$Pointer$.base_281| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse71)))) (= (store |v_#memory_$Pointer$.base_163| 7 (store .cse96 12 (select .cse14 12))) |v_#memory_$Pointer$.base_165|) (= (store |v_#memory_$Pointer$.offset_158| 5 (store .cse97 10 (select .cse54 10))) |v_#memory_$Pointer$.offset_159|) (= |v_#memory_$Pointer$.base_153| (store |v_#memory_$Pointer$.base_166| 8 (store (select |v_#memory_$Pointer$.base_166| 8) 4 (select .cse6 4)))) (= (store |v_#memory_int_154| 6 (store .cse26 64 (select .cse60 64))) |v_#memory_int_149|) (= (store |v_#memory_$Pointer$.base_155| 8 (store .cse76 16 (select .cse53 16))) |v_#memory_$Pointer$.base_154|) (= (store |v_#memory_int_160| 6 (store .cse21 48 (select .cse58 48))) |v_#memory_int_159|) (= (store (store |v_#memory_$Pointer$.offset_153| 6 (let ((.cse98 (let ((.cse99 (let ((.cse100 (let ((.cse101 (let ((.cse102 (let ((.cse103 (let ((.cse104 (let ((.cse105 (let ((.cse106 (let ((.cse107 (let ((.cse108 (let ((.cse109 (let ((.cse110 (let ((.cse111 (store (select |v_#memory_$Pointer$.offset_153| 6) 12 (select (select |v_#memory_$Pointer$.offset_153| |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 12)))) (store .cse111 24 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse111) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 24))))) (store .cse110 36 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse110) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 36))))) (store .cse109 48 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse109) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 48))))) (store .cse108 60 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse108) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 60))))) (store .cse107 16 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse107) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 16))))) (store .cse106 28 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse106) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 28))))) (store .cse105 40 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse105) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 40))))) (store .cse104 52 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse104) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 52))))) (store .cse103 64 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse103) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 64))))) (store .cse102 20 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse102) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 20))))) (store .cse101 32 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse101) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 32))))) (store .cse100 44 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse100) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 44))))) (store .cse99 56 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse99) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 56))))) (store .cse98 68 (select (select (store |v_#memory_$Pointer$.offset_153| 6 .cse98) |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.base|) 68)))) 7 (store (select |v_#memory_$Pointer$.offset_153| 7) 4 (select .cse51 4))) |v_#memory_$Pointer$.offset_164|) (= (store |v_#memory_$Pointer$.base_411| 5 (store (select |v_#memory_$Pointer$.base_411| 5) 3 (select .cse27 3))) |v_#memory_$Pointer$.base_156|) (= (store |v_#memory_$Pointer$.base_160| 4 (store (select |v_#memory_$Pointer$.base_160| 4) 0 (select (select |v_#memory_$Pointer$.base_159| 4) 0))) |v_#memory_$Pointer$.base_159|) (<= 6 |v_ULTIMATE.start_main_~i~1#1_37|) (= |v_#memory_$Pointer$.offset_173| (store |v_#memory_$Pointer$.offset_176| 8 (store (select |v_#memory_$Pointer$.offset_176| 8) 4 (select .cse95 4)))) (= (store |v_#memory_$Pointer$.base_171| 5 (store .cse30 11 (select .cse73 11))) |v_#memory_$Pointer$.base_174|) (= (store |v_#memory_$Pointer$.base_281| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base| (store (select |v_#memory_$Pointer$.base_281| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse71 (select (select |v_#memory_$Pointer$.base_411| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse71))) |v_#memory_$Pointer$.base_411|) (= (store |v_#memory_$Pointer$.base_157| 5 (store .cse1 12 (select .cse77 12))) |v_#memory_$Pointer$.base_169|) (= |v_#memory_$Pointer$.offset_158| (store |v_#memory_$Pointer$.offset_160| 5 (store .cse11 7 (select .cse97 7)))) (= (store |v_#memory_$Pointer$.base_170| 5 (store .cse80 7 (select .cse4 7))) |v_#memory_$Pointer$.base_176|) (= (store |v_#memory_$Pointer$.offset_281| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base| (store (select |v_#memory_$Pointer$.offset_281| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse71 (select (select |v_#memory_$Pointer$.offset_411| |c_ULTIMATE.start_main_~#__CS_cp_j~0#1.base|) .cse71))) |v_#memory_$Pointer$.offset_411|) (<= 0 (+ .cse22 2147483648)) (= (store |v_#memory_$Pointer$.offset_410| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base| (store (select |v_#memory_$Pointer$.offset_410| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse71 (select (select |v_#memory_$Pointer$.offset_281| |c_ULTIMATE.start_main_~#__CS_cp_i~0#1.base|) .cse71))) |v_#memory_$Pointer$.offset_281|) (= |v_#memory_$Pointer$.base_163| (store |v_#memory_$Pointer$.base_164| 7 (store .cse50 8 (select .cse96 8)))) (= |v_#memory_int_157| (store |v_#memory_int_151| 6 (store .cse59 16 (select .cse33 16)))) (= (store |v_#memory_$Pointer$.offset_154| 5 (store .cse19 14 (select .cse28 14))) |v_#memory_$Pointer$.offset_155|) (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_161| 3 (store (select |v_#memory_$Pointer$.base_161| 3) 0 (select (select |c_#memory_$Pointer$.base| 3) 0)))) (<= |v_ULTIMATE.start_main_#t~nondet40#1_17| 2147483647) (= (store |v_#memory_$Pointer$.offset_166| 5 (store .cse17 9 (select .cse75 9))) |v_#memory_$Pointer$.offset_167|) (= (store |v_#memory_$Pointer$.offset_172| 8 (store .cse74 20 (select (select |v_#memory_$Pointer$.offset_179| 8) 20))) |v_#memory_$Pointer$.offset_179|) (= |v_#memory_$Pointer$.offset_168| (store |v_#memory_$Pointer$.offset_157| 5 (store .cse13 5 (select .cse79 5)))))))) (= 1 c_~__THREAD_RUNNING~0) (= |c_~#__CS_thread_status~0.offset| 0) (= 48 c_~__ERR_COND_WAIT_MUTEX_NOT_OWNED~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_~__ERR_MUTEX_DESTROY~0 64) (= |c_ULTIMATE.start_main_~#__CS_cp___CS_thread_lockedon~0#1.offset| 0) (= c_~__ERR_MAXTHREADS_REACHED~0 1)) is different from false [2023-11-21 19:44:54,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1507282747] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:44:54,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-21 19:44:54,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4, 4] total 9 [2023-11-21 19:44:54,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107509886] [2023-11-21 19:44:54,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:44:54,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 19:44:54,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:44:54,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 19:44:54,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=38, Unknown=1, NotChecked=12, Total=72 [2023-11-21 19:44:54,767 INFO L87 Difference]: Start difference. First operand 159 states and 238 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-21 19:44:57,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-21 19:44:59,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-21 19:45:01,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-21 19:45:03,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-21 19:45:05,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:45:05,839 INFO L93 Difference]: Finished difference Result 310 states and 464 transitions. [2023-11-21 19:45:05,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 19:45:05,840 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 175 [2023-11-21 19:45:05,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:45:05,842 INFO L225 Difference]: With dead ends: 310 [2023-11-21 19:45:05,843 INFO L226 Difference]: Without dead ends: 159 [2023-11-21 19:45:05,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 528 GetRequests, 519 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 10.9s TimeCoverageRelationStatistics Valid=25, Invalid=50, Unknown=1, NotChecked=14, Total=90 [2023-11-21 19:45:05,846 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 1 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 641 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 97 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2023-11-21 19:45:05,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 641 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 194 Invalid, 4 Unknown, 97 Unchecked, 9.2s Time] [2023-11-21 19:45:05,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2023-11-21 19:45:05,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2023-11-21 19:45:05,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 87 states have (on average 1.2183908045977012) internal successors, (106), 88 states have internal predecessors, (106), 66 states have call successors, (66), 5 states have call predecessors, (66), 5 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-21 19:45:05,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 237 transitions. [2023-11-21 19:45:05,884 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 237 transitions. Word has length 175 [2023-11-21 19:45:05,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:45:05,885 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 237 transitions. [2023-11-21 19:45:05,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-21 19:45:05,885 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 237 transitions. [2023-11-21 19:45:05,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-21 19:45:05,890 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:45:05,890 INFO L195 NwaCegarLoop]: trace histogram [41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:45:05,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-21 19:45:06,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:45:06,112 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:45:06,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:45:06,113 INFO L85 PathProgramCache]: Analyzing trace with hash 2119062556, now seen corresponding path program 1 times [2023-11-21 19:45:06,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:45:06,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810358097] [2023-11-21 19:45:06,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:45:06,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:45:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:45:07,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1642 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-11-21 19:45:07,231 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:45:07,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810358097] [2023-11-21 19:45:07,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810358097] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 19:45:07,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146621646] [2023-11-21 19:45:07,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:45:07,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:45:07,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:45:07,240 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 19:45:07,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_defa6f81-52be-4197-8876-8050d341e195/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 19:45:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:45:08,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 1444 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 19:45:08,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:45:08,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1642 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-11-21 19:45:08,570 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 19:45:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1642 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-11-21 19:45:08,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146621646] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 19:45:08,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1967534997] [2023-11-21 19:45:08,759 INFO L159 IcfgInterpreter]: Started Sifa with 110 locations of interest [2023-11-21 19:45:08,759 INFO L166 IcfgInterpreter]: Building call graph [2023-11-21 19:45:08,760 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-21 19:45:08,761 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-21 19:45:08,761 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs