./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_fib-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3 --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash da5783328d73eba8f05689c8b63c9b7f7c1c1eeab4600bb7173d3ddf64fb59e0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:00:36,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:00:36,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:00:36,217 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:00:36,217 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:00:36,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:00:36,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:00:36,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:00:36,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:00:36,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:00:36,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:00:36,256 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:00:36,256 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:00:36,256 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:00:36,256 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:00:36,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:00:36,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:00:36,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:00:36,256 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:00:36,257 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:00:36,257 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:00:36,257 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:00:36,257 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:00:36,257 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:00:36,257 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:00:36,257 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:00:36,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:00:36,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:00:36,261 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:00:36,261 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:00:36,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:00:36,261 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:00:36,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:00:36,261 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3 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 -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da5783328d73eba8f05689c8b63c9b7f7c1c1eeab4600bb7173d3ddf64fb59e0 [2024-11-25 03:00:36,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:00:36,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:00:36,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:00:36,638 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:00:36,638 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:00:36,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/seq-pthread/cs_fib-1.i [2024-11-25 03:00:39,670 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/data/ac7b6fb6c/196dfcb3204b4aabb6fc736e7e1e5493/FLAGee4892524 [2024-11-25 03:00:40,074 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:00:40,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/sv-benchmarks/c/seq-pthread/cs_fib-1.i [2024-11-25 03:00:40,097 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/data/ac7b6fb6c/196dfcb3204b4aabb6fc736e7e1e5493/FLAGee4892524 [2024-11-25 03:00:40,124 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/data/ac7b6fb6c/196dfcb3204b4aabb6fc736e7e1e5493 [2024-11-25 03:00:40,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:00:40,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:00:40,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:00:40,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:00:40,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:00:40,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:40,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267ac070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40, skipping insertion in model container [2024-11-25 03:00:40,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:40,196 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:00:40,577 WARN L250 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_fbdf9212-3353-465d-ad5f-aed0644f1d56/sv-benchmarks/c/seq-pthread/cs_fib-1.i[23602,23615] [2024-11-25 03:00:40,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:00:40,754 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:00:40,803 WARN L250 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_fbdf9212-3353-465d-ad5f-aed0644f1d56/sv-benchmarks/c/seq-pthread/cs_fib-1.i[23602,23615] [2024-11-25 03:00:40,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:00:40,977 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:00:40,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40 WrapperNode [2024-11-25 03:00:40,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:00:40,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:00:40,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:00:40,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:00:40,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,022 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,095 INFO L138 Inliner]: procedures = 145, calls = 397, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 712 [2024-11-25 03:00:41,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:00:41,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:00:41,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:00:41,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:00:41,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,171 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,195 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,202 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:00:41,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:00:41,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:00:41,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:00:41,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:00:40" (1/1) ... [2024-11-25 03:00:41,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:00:41,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:00:41,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:00:41,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdf9212-3353-465d-ad5f-aed0644f1d56/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:00:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 03:00:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 03:00:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:00:41,297 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:00:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:00:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 03:00:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 03:00:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2024-11-25 03:00:41,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2024-11-25 03:00:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 03:00:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2024-11-25 03:00:41,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2024-11-25 03:00:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 03:00:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-25 03:00:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2024-11-25 03:00:41,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2024-11-25 03:00:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:00:41,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:00:41,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:00:41,515 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:00:41,518 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:00:41,885 INFO L727 $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; [2024-11-25 03:00:41,886 INFO L727 $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)); [2024-11-25 03:00:41,886 INFO L727 $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; [2024-11-25 03:00:41,886 INFO L727 $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)); [2024-11-25 03:00:41,887 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L734: SUMMARY for call __CS_cs(); srcloc: null [2024-11-25 03:00:41,887 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L734-1: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2024-11-25 03:00:41,887 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L734-1: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2024-11-25 03:00:52,664 INFO L? ?]: Removed 75 outVars from TransFormulas that were not future-live. [2024-11-25 03:00:52,664 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:00:52,811 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:00:52,812 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-25 03:00:52,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:00:52 BoogieIcfgContainer [2024-11-25 03:00:52,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:00:52,813 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:00:52,813 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:00:52,831 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:00:52,831 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:00:52" (1/1) ... [2024-11-25 03:00:52,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:00:52,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:00:52,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 149 states and 223 transitions. [2024-11-25 03:00:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 223 transitions. [2024-11-25 03:00:52,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-25 03:00:52,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:00:52,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:00:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:00:54,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-25 03:01:04,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:01:05,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:05,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 150 states and 224 transitions. [2024-11-25 03:01:05,047 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 224 transitions. [2024-11-25 03:01:05,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-25 03:01:05,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:05,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:06,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-25 03:01:06,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:06,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 151 states and 226 transitions. [2024-11-25 03:01:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2024-11-25 03:01:06,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-25 03:01:06,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:06,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:07,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-25 03:01:07,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:07,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 152 states and 228 transitions. [2024-11-25 03:01:07,686 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 228 transitions. [2024-11-25 03:01:07,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-25 03:01:07,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:07,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:09,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1563 trivial. 0 not checked. [2024-11-25 03:01:20,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:01:20,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:20,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 156 states and 236 transitions. [2024-11-25 03:01:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 236 transitions. [2024-11-25 03:01:20,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-25 03:01:20,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:20,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1578 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2024-11-25 03:01:22,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:22,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 157 states and 236 transitions. [2024-11-25 03:01:22,386 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 236 transitions. [2024-11-25 03:01:22,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-25 03:01:22,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:22,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:23,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2024-11-25 03:01:35,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:01:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 161 states and 243 transitions. [2024-11-25 03:01:35,765 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 243 transitions. [2024-11-25 03:01:35,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-25 03:01:35,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:35,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:36,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1611 backedges. 37 proven. 3 refuted. 0 times theorem prover too weak. 1571 trivial. 0 not checked. [2024-11-25 03:01:37,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:37,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 162 states and 243 transitions. [2024-11-25 03:01:37,565 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 243 transitions. [2024-11-25 03:01:37,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-25 03:01:37,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:37,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:38,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1621 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1575 trivial. 0 not checked. [2024-11-25 03:01:51,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:01:51,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:51,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 166 states and 250 transitions. [2024-11-25 03:01:51,271 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 250 transitions. [2024-11-25 03:01:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-25 03:01:51,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:51,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:52,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 1595 trivial. 0 not checked. [2024-11-25 03:01:53,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:01:53,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 167 states and 250 transitions. [2024-11-25 03:01:53,025 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 250 transitions. [2024-11-25 03:01:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-25 03:01:53,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:01:53,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:01:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:01:54,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 1581 trivial. 0 not checked. [2024-11-25 03:02:06,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:02:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:06,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 171 states and 257 transitions. [2024-11-25 03:02:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 257 transitions. [2024-11-25 03:02:06,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-25 03:02:06,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:06,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:07,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1728 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 1636 trivial. 0 not checked. [2024-11-25 03:02:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 172 states and 257 transitions. [2024-11-25 03:02:08,754 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 257 transitions. [2024-11-25 03:02:08,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-25 03:02:08,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:08,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1746 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 1587 trivial. 0 not checked. [2024-11-25 03:02:23,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:02:23,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:23,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 176 states and 263 transitions. [2024-11-25 03:02:23,733 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 263 transitions. [2024-11-25 03:02:23,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-25 03:02:23,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:23,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:24,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1812 backedges. 115 proven. 3 refuted. 0 times theorem prover too weak. 1694 trivial. 0 not checked. [2024-11-25 03:02:25,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:25,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 177 states and 263 transitions. [2024-11-25 03:02:25,647 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 263 transitions. [2024-11-25 03:02:25,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-25 03:02:25,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:25,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:26,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1834 backedges. 66 proven. 3 refuted. 0 times theorem prover too weak. 1765 trivial. 0 not checked. [2024-11-25 03:02:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:27,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 178 states and 263 transitions. [2024-11-25 03:02:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 263 transitions. [2024-11-25 03:02:27,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-25 03:02:27,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:27,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:02:29,744 INFO L134 CoverageAnalysis]: Checked inductivity of 1857 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1857 trivial. 0 not checked. [2024-11-25 03:03:09,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:03:19,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:03:29,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:03:39,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:03:40,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:40,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 264 states and 394 transitions. [2024-11-25 03:03:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 394 transitions. [2024-11-25 03:03:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-25 03:03:40,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:40,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:42,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1937 trivial. 0 not checked. [2024-11-25 03:03:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 269 states and 409 transitions. [2024-11-25 03:03:43,787 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 409 transitions. [2024-11-25 03:03:43,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-25 03:03:43,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:43,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:45,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1937 trivial. 0 not checked. [2024-11-25 03:03:45,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:45,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 270 states and 412 transitions. [2024-11-25 03:03:45,330 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 412 transitions. [2024-11-25 03:03:45,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-25 03:03:45,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:45,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:46,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1937 trivial. 0 not checked. [2024-11-25 03:03:46,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:46,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 271 states and 415 transitions. [2024-11-25 03:03:46,864 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 415 transitions. [2024-11-25 03:03:46,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-25 03:03:46,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:46,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:47,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1937 trivial. 0 not checked. [2024-11-25 03:03:48,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:48,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 273 states and 419 transitions. [2024-11-25 03:03:48,061 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 419 transitions. [2024-11-25 03:03:48,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-25 03:03:48,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:48,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:49,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1937 trivial. 0 not checked. [2024-11-25 03:03:49,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:49,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 274 states and 419 transitions. [2024-11-25 03:03:49,177 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 419 transitions. [2024-11-25 03:03:49,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-25 03:03:49,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:49,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:50,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2023 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2023 trivial. 0 not checked. [2024-11-25 03:03:50,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:50,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 274 states and 418 transitions. [2024-11-25 03:03:50,685 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 418 transitions. [2024-11-25 03:03:50,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-25 03:03:50,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:50,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:51,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2023 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2023 trivial. 0 not checked. [2024-11-25 03:03:51,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:51,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 274 states and 417 transitions. [2024-11-25 03:03:51,882 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 417 transitions. [2024-11-25 03:03:51,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-25 03:03:51,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:51,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:52,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:53,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2023 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2023 trivial. 0 not checked. [2024-11-25 03:03:56,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:03:56,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 275 states and 419 transitions. [2024-11-25 03:03:56,476 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 419 transitions. [2024-11-25 03:03:56,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-25 03:03:56,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:03:56,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:03:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:03:57,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2023 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2023 trivial. 0 not checked. [2024-11-25 03:04:01,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:01,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 276 states and 421 transitions. [2024-11-25 03:04:01,092 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 421 transitions. [2024-11-25 03:04:01,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-25 03:04:01,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:01,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:02,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2023 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2023 trivial. 0 not checked. [2024-11-25 03:04:02,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:02,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 276 states and 420 transitions. [2024-11-25 03:04:02,299 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 420 transitions. [2024-11-25 03:04:02,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-11-25 03:04:02,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:02,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:04,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2116 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2115 trivial. 0 not checked. [2024-11-25 03:04:07,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 279 states and 426 transitions. [2024-11-25 03:04:07,411 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 426 transitions. [2024-11-25 03:04:07,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-11-25 03:04:07,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:07,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:08,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2116 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2115 trivial. 0 not checked. [2024-11-25 03:04:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:12,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 282 states and 432 transitions. [2024-11-25 03:04:12,503 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2024-11-25 03:04:12,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-25 03:04:12,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:12,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:13,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2117 trivial. 0 not checked. [2024-11-25 03:04:13,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:13,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 282 states and 431 transitions. [2024-11-25 03:04:13,819 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 431 transitions. [2024-11-25 03:04:13,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-25 03:04:13,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:13,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:15,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2218 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2213 trivial. 0 not checked. [2024-11-25 03:04:19,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:19,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 285 states and 436 transitions. [2024-11-25 03:04:19,051 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 436 transitions. [2024-11-25 03:04:19,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-25 03:04:19,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:19,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:20,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2218 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2213 trivial. 0 not checked. [2024-11-25 03:04:24,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 288 states and 441 transitions. [2024-11-25 03:04:24,612 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 441 transitions. [2024-11-25 03:04:24,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-25 03:04:24,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:24,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:26,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2215 trivial. 0 not checked. [2024-11-25 03:04:26,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 288 states and 440 transitions. [2024-11-25 03:04:26,159 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 440 transitions. [2024-11-25 03:04:26,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-25 03:04:26,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:26,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:04:52,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2215 trivial. 0 not checked. [2024-11-25 03:06:27,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:06:37,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:06:49,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:07:01,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:07:11,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:07:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:07:27,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 295 states and 459 transitions. [2024-11-25 03:07:27,843 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 459 transitions. [2024-11-25 03:07:27,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-25 03:07:27,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:07:27,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:07:31,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:07:58,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2323 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2321 trivial. 0 not checked. [2024-11-25 03:09:58,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:10:08,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:10:24,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:10:36,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:10:46,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:10:56,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 03:11:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:11:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 301 states and 485 transitions. [2024-11-25 03:11:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 485 transitions. [2024-11-25 03:11:12,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-25 03:11:12,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:11:12,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:11:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:11:38,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2323 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2323 trivial. 0 not checked. [2024-11-25 03:14:36,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []