./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL --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 64bit --witnessprinter.graph.data.programhash d1800e6a7093aef170e24bf50f0eb7e2646af9a10c241229886d0a1c02e7e0dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:23:03,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:23:03,144 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:23:03,154 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:23:03,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:23:03,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:23:03,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:23:03,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:23:03,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:23:03,215 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:23:03,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:23:03,218 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:23:03,218 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:23:03,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:23:03,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:23:03,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:23:03,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:23:03,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:23:03,223 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:23:03,224 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:23:03,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:23:03,225 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:23:03,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:23:03,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:03,229 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:23:03,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:23:03,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:23:03,231 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:23:03,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:23:03,232 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:23:03,233 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1800e6a7093aef170e24bf50f0eb7e2646af9a10c241229886d0a1c02e7e0dd [2023-11-19 03:23:03,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:23:03,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:23:03,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:23:03,607 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:23:03,608 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:23:03,610 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-11-19 03:23:06,741 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:23:07,418 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:23:07,419 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-11-19 03:23:07,464 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/data/5608b03b3/628e80d302ca4b698fa80a2d0e892a37/FLAG0f8a87a22 [2023-11-19 03:23:07,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/data/5608b03b3/628e80d302ca4b698fa80a2d0e892a37 [2023-11-19 03:23:07,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:23:07,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:23:07,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:07,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:23:07,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:23:07,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d863156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:07, skipping insertion in model container [2023-11-19 03:23:07,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:23:07" (1/1) ... [2023-11-19 03:23:07,641 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:23:10,388 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2023-11-19 03:23:10,422 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[118515,118528] [2023-11-19 03:23:10,481 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[123107,123120] [2023-11-19 03:23:10,482 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[123299,123312] [2023-11-19 03:23:10,557 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[132997,133010] [2023-11-19 03:23:10,680 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[152634,152647] [2023-11-19 03:23:10,773 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[171907,171920] [2023-11-19 03:23:10,773 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[172024,172037] [2023-11-19 03:23:10,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:10,868 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:23:10,945 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2023-11-19 03:23:10,968 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[118515,118528] [2023-11-19 03:23:10,997 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[123107,123120] [2023-11-19 03:23:11,000 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[123299,123312] [2023-11-19 03:23:11,033 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[132997,133010] [2023-11-19 03:23:11,086 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[152634,152647] [2023-11-19 03:23:11,153 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_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[171907,171920] [2023-11-19 03:23:11,154 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[172024,172037] [2023-11-19 03:23:11,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:23:11,549 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,549 WARN L675 CHandler]: The function x2x_utoa is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,549 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,549 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,549 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,549 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,550 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,550 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,550 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,550 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,550 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,550 WARN L675 CHandler]: The function ctime is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,551 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:23:11,558 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:23:11,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11 WrapperNode [2023-11-19 03:23:11,559 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:23:11,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:11,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:23:11,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:23:11,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:11,661 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:11,812 INFO L138 Inliner]: procedures = 743, calls = 1277, calls flagged for inlining = 67, calls inlined = 65, statements flattened = 4535 [2023-11-19 03:23:11,813 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:23:11,813 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:23:11,813 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:23:11,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:23:11,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:11,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:11,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:11,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:11,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:12,043 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:12,075 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:12,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:12,118 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:23:12,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:23:12,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:23:12,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:23:12,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:23:11" (1/1) ... [2023-11-19 03:23:12,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:23:12,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:23:12,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:23:12,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00551d3-dcf8-46d5-9c3e-43102135b8d5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:23:12,212 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-19 03:23:12,212 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-19 03:23:12,213 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2023-11-19 03:23:12,213 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached [2023-11-19 03:23:12,213 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached [2023-11-19 03:23:12,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-19 03:23:12,213 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-19 03:23:12,214 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-19 03:23:12,214 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-19 03:23:12,215 INFO L130 BoogieDeclarations]: Found specification of procedure utoa [2023-11-19 03:23:12,215 INFO L138 BoogieDeclarations]: Found implementation of procedure utoa [2023-11-19 03:23:12,215 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 03:23:12,216 INFO L130 BoogieDeclarations]: Found specification of procedure print_name [2023-11-19 03:23:12,216 INFO L138 BoogieDeclarations]: Found implementation of procedure print_name [2023-11-19 03:23:12,216 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-19 03:23:12,216 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-19 03:23:12,218 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 03:23:12,218 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-19 03:23:12,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:23:12,218 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-19 03:23:12,219 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-19 03:23:12,219 INFO L130 BoogieDeclarations]: Found specification of procedure count_dirs [2023-11-19 03:23:12,219 INFO L138 BoogieDeclarations]: Found implementation of procedure count_dirs [2023-11-19 03:23:12,219 INFO L130 BoogieDeclarations]: Found specification of procedure my_stat [2023-11-19 03:23:12,219 INFO L138 BoogieDeclarations]: Found implementation of procedure my_stat [2023-11-19 03:23:12,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:23:12,219 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 03:23:12,219 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 03:23:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:23:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:23:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure dfree [2023-11-19 03:23:12,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dfree [2023-11-19 03:23:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:23:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-19 03:23:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:23:12,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:23:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:23:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure dnsort [2023-11-19 03:23:12,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dnsort [2023-11-19 03:23:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure printable_string [2023-11-19 03:23:12,221 INFO L138 BoogieDeclarations]: Found implementation of procedure printable_string [2023-11-19 03:23:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:23:12,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:23:12,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:23:12,221 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:23:12,222 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 03:23:12,222 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 03:23:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:23:12,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:23:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-19 03:23:12,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-19 03:23:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached_groupname [2023-11-19 03:23:12,225 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached_groupname [2023-11-19 03:23:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_display_files [2023-11-19 03:23:12,225 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_display_files [2023-11-19 03:23:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure stat [2023-11-19 03:23:12,225 INFO L138 BoogieDeclarations]: Found implementation of procedure stat [2023-11-19 03:23:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:23:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:23:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure fgcolor [2023-11-19 03:23:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure fgcolor [2023-11-19 03:23:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:23:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:23:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:23:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure splitdnarray [2023-11-19 03:23:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure splitdnarray [2023-11-19 03:23:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:23:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure bold [2023-11-19 03:23:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure bold [2023-11-19 03:23:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:23:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure append_char [2023-11-19 03:23:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure append_char [2023-11-19 03:23:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure scan_and_display_dirs_recur [2023-11-19 03:23:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_and_display_dirs_recur [2023-11-19 03:23:12,229 INFO L130 BoogieDeclarations]: Found specification of procedure lstat [2023-11-19 03:23:12,229 INFO L138 BoogieDeclarations]: Found implementation of procedure lstat [2023-11-19 03:23:12,229 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:23:12,229 INFO L130 BoogieDeclarations]: Found specification of procedure wh_helper [2023-11-19 03:23:12,230 INFO L138 BoogieDeclarations]: Found implementation of procedure wh_helper [2023-11-19 03:23:12,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:23:12,230 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg [2023-11-19 03:23:12,230 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg [2023-11-19 03:23:12,230 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-19 03:23:12,230 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2023-11-19 03:23:12,230 INFO L138 BoogieDeclarations]: Found implementation of procedure isatty [2023-11-19 03:23:12,230 INFO L130 BoogieDeclarations]: Found specification of procedure dnalloc [2023-11-19 03:23:12,231 INFO L138 BoogieDeclarations]: Found implementation of procedure dnalloc [2023-11-19 03:23:12,231 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 03:23:12,231 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 03:23:12,231 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 03:23:12,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:23:12,231 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-19 03:23:12,994 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:23:12,998 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:23:17,936 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:23:20,985 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:23:20,986 INFO L302 CfgBuilder]: Removed 66 assume(true) statements. [2023-11-19 03:23:21,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:21 BoogieIcfgContainer [2023-11-19 03:23:21,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:23:21,005 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:23:21,005 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:23:21,017 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:23:21,017 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:23:21" (1/1) ... [2023-11-19 03:23:21,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:23:21,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 743 states and 1128 transitions. [2023-11-19 03:23:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1128 transitions. [2023-11-19 03:23:21,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:23:21,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:21,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:22,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:23:23,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:23,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 744 states and 1119 transitions. [2023-11-19 03:23:23,212 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1119 transitions. [2023-11-19 03:23:23,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:23:23,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:23,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:23:23,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:23,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 745 states and 1120 transitions. [2023-11-19 03:23:23,843 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1120 transitions. [2023-11-19 03:23:23,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:23:23,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:23,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:24,647 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:23:25,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:23:26,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:26,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 755 states and 1137 transitions. [2023-11-19 03:23:26,219 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1137 transitions. [2023-11-19 03:23:26,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:23:26,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:26,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:26,639 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:23:26,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:26,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 756 states and 1139 transitions. [2023-11-19 03:23:26,710 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1139 transitions. [2023-11-19 03:23:26,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:23:26,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:26,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:23:27,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:27,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 757 states and 1141 transitions. [2023-11-19 03:23:27,369 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1141 transitions. [2023-11-19 03:23:27,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:23:27,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:27,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:28,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:23:28,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:28,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 759 states and 1143 transitions. [2023-11-19 03:23:28,087 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1143 transitions. [2023-11-19 03:23:28,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:23:28,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:28,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:28,718 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:23:29,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 749 states and 1127 transitions. [2023-11-19 03:23:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1127 transitions. [2023-11-19 03:23:29,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:23:29,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:29,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:29,737 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:23:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:31,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 771 states and 1164 transitions. [2023-11-19 03:23:31,894 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1164 transitions. [2023-11-19 03:23:31,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:23:31,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:31,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:23:33,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:33,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 773 states and 1166 transitions. [2023-11-19 03:23:33,060 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1166 transitions. [2023-11-19 03:23:33,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:23:33,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:33,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:33,543 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:23:33,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 776 states and 1172 transitions. [2023-11-19 03:23:33,865 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1172 transitions. [2023-11-19 03:23:33,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:23:33,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:33,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:34,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:23:34,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:34,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 778 states and 1174 transitions. [2023-11-19 03:23:34,495 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1174 transitions. [2023-11-19 03:23:34,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:23:34,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:34,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:34,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:23:35,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:35,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 776 states and 1171 transitions. [2023-11-19 03:23:35,032 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1171 transitions. [2023-11-19 03:23:35,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:23:35,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:35,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:35,576 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:23:36,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:36,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 752 states and 1132 transitions. [2023-11-19 03:23:36,219 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1132 transitions. [2023-11-19 03:23:36,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:23:36,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:36,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:36,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:23:36,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:36,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 755 states and 1135 transitions. [2023-11-19 03:23:36,822 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1135 transitions. [2023-11-19 03:23:36,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:23:36,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:36,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:37,257 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:23:37,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:37,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 760 states and 1146 transitions. [2023-11-19 03:23:37,745 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1146 transitions. [2023-11-19 03:23:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:23:37,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:37,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:38,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:23:38,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:38,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 762 states and 1149 transitions. [2023-11-19 03:23:38,353 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1149 transitions. [2023-11-19 03:23:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:23:38,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:38,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:38,847 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:23:38,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:38,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 764 states and 1152 transitions. [2023-11-19 03:23:38,885 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1152 transitions. [2023-11-19 03:23:38,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:23:38,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:38,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:39,132 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:23:39,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:39,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 764 states and 1148 transitions. [2023-11-19 03:23:39,155 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1148 transitions. [2023-11-19 03:23:39,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:23:39,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:39,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:39,657 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:23:39,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:39,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 765 states and 1148 transitions. [2023-11-19 03:23:39,684 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1148 transitions. [2023-11-19 03:23:39,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:23:39,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:39,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:40,207 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:23:40,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:40,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 766 states and 1148 transitions. [2023-11-19 03:23:40,373 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1148 transitions. [2023-11-19 03:23:40,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:23:40,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:40,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:23:40,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:40,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 767 states and 1148 transitions. [2023-11-19 03:23:40,776 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1148 transitions. [2023-11-19 03:23:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:23:40,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:40,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:41,298 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 03:23:41,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:41,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 756 states and 1129 transitions. [2023-11-19 03:23:41,448 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1129 transitions. [2023-11-19 03:23:41,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:23:41,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:41,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:41,925 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:23:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:42,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 757 states and 1130 transitions. [2023-11-19 03:23:42,273 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1130 transitions. [2023-11-19 03:23:42,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 03:23:42,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:42,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:23:43,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:43,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 758 states and 1131 transitions. [2023-11-19 03:23:43,254 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1131 transitions. [2023-11-19 03:23:43,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:23:43,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:43,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:43,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:43,805 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:23:44,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:44,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 759 states and 1132 transitions. [2023-11-19 03:23:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1132 transitions. [2023-11-19 03:23:44,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:23:44,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:44,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:44,783 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:23:45,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:45,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 760 states and 1133 transitions. [2023-11-19 03:23:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1133 transitions. [2023-11-19 03:23:45,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:23:45,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:45,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:45,863 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:23:46,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:46,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 761 states and 1134 transitions. [2023-11-19 03:23:46,215 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1134 transitions. [2023-11-19 03:23:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:23:46,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:46,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:46,890 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:23:47,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:23:47,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 762 states and 1135 transitions. [2023-11-19 03:23:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1135 transitions. [2023-11-19 03:23:47,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:23:47,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:23:47,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:23:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:23:48,050 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.