./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 97427099fd8bef469ca09935f2571171b3c2da310fd359d755dfdaf75f2e6e9e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:18:44,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:18:44,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:18:44,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:18:44,369 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:18:44,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:18:44,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:18:44,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:18:44,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:18:44,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:18:44,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:18:44,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:18:44,401 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:18:44,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:18:44,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:18:44,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:18:44,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:18:44,404 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:18:44,405 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:18:44,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:18:44,407 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:18:44,408 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:18:44,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:18:44,409 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:18:44,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:18:44,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:44,411 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:18:44,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:18:44,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:18:44,413 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:18:44,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:18:44,415 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:18:44,415 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_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97427099fd8bef469ca09935f2571171b3c2da310fd359d755dfdaf75f2e6e9e [2023-11-23 20:18:44,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:18:44,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:18:44,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:18:44,762 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:18:44,763 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:18:44,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2023-11-23 20:18:47,928 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:18:48,498 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:18:48,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2023-11-23 20:18:48,550 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/data/a4770a88c/71bfb7b487444e1eb44e5ce439b12b9f/FLAG11d64ef73 [2023-11-23 20:18:48,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/data/a4770a88c/71bfb7b487444e1eb44e5ce439b12b9f [2023-11-23 20:18:48,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:18:48,577 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:18:48,578 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:48,579 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:18:48,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:18:48,586 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:48" (1/1) ... [2023-11-23 20:18:48,588 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@178b4450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:48, skipping insertion in model container [2023-11-23 20:18:48,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:48" (1/1) ... [2023-11-23 20:18:48,735 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:18:51,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:51,702 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:18:52,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:52,340 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,340 WARN L675 CHandler]: The function x2x_utoa is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,340 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,341 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,341 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,341 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,341 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,341 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,342 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,342 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,342 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,342 WARN L675 CHandler]: The function ctime is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,342 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:18:52,350 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:18:52,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52 WrapperNode [2023-11-23 20:18:52,351 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:52,352 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:52,353 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:18:52,353 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:18:52,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:52,463 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:52,736 INFO L138 Inliner]: procedures = 743, calls = 1282, calls flagged for inlining = 68, calls inlined = 66, statements flattened = 4693 [2023-11-23 20:18:52,737 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:52,737 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:18:52,738 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:18:52,738 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:18:52,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:52,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:52,810 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:52,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:52,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:52,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:53,023 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:53,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:53,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:18:53,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:18:53,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:18:53,095 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:18:53,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:52" (1/1) ... [2023-11-23 20:18:53,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:53,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:18:53,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:18:53,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a64df48b-45be-44b8-8e6e-31b65eac2474/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:18:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-23 20:18:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-23 20:18:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2023-11-23 20:18:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached [2023-11-23 20:18:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached [2023-11-23 20:18:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-23 20:18:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-23 20:18:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-23 20:18:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-23 20:18:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure utoa [2023-11-23 20:18:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure utoa [2023-11-23 20:18:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 20:18:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure print_name [2023-11-23 20:18:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure print_name [2023-11-23 20:18:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-23 20:18:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-23 20:18:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:18:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-23 20:18:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:18:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-23 20:18:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-23 20:18:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure count_dirs [2023-11-23 20:18:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure count_dirs [2023-11-23 20:18:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure my_stat [2023-11-23 20:18:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure my_stat [2023-11-23 20:18:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:18:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:18:53,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:18:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:18:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:18:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:18:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-23 20:18:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:18:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:18:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:18:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure dnsort [2023-11-23 20:18:53,198 INFO L138 BoogieDeclarations]: Found implementation of procedure dnsort [2023-11-23 20:18:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure printable_string [2023-11-23 20:18:53,198 INFO L138 BoogieDeclarations]: Found implementation of procedure printable_string [2023-11-23 20:18:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:18:53,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:18:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-23 20:18:53,199 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-23 20:18:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:18:53,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:18:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:18:53,200 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:18:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:18:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:18:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-23 20:18:53,200 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-23 20:18:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached_groupname [2023-11-23 20:18:53,201 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached_groupname [2023-11-23 20:18:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_display_files [2023-11-23 20:18:53,201 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_display_files [2023-11-23 20:18:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure stat [2023-11-23 20:18:53,201 INFO L138 BoogieDeclarations]: Found implementation of procedure stat [2023-11-23 20:18:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:18:53,202 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:18:53,202 INFO L130 BoogieDeclarations]: Found specification of procedure fgcolor [2023-11-23 20:18:53,202 INFO L138 BoogieDeclarations]: Found implementation of procedure fgcolor [2023-11-23 20:18:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:18:53,203 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:18:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:18:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure splitdnarray [2023-11-23 20:18:53,205 INFO L138 BoogieDeclarations]: Found implementation of procedure splitdnarray [2023-11-23 20:18:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:18:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure bold [2023-11-23 20:18:53,205 INFO L138 BoogieDeclarations]: Found implementation of procedure bold [2023-11-23 20:18:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:18:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure append_char [2023-11-23 20:18:53,206 INFO L138 BoogieDeclarations]: Found implementation of procedure append_char [2023-11-23 20:18:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure scan_and_display_dirs_recur [2023-11-23 20:18:53,206 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_and_display_dirs_recur [2023-11-23 20:18:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure lstat [2023-11-23 20:18:53,207 INFO L138 BoogieDeclarations]: Found implementation of procedure lstat [2023-11-23 20:18:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:18:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure wh_helper [2023-11-23 20:18:53,207 INFO L138 BoogieDeclarations]: Found implementation of procedure wh_helper [2023-11-23 20:18:53,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:18:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg [2023-11-23 20:18:53,208 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg [2023-11-23 20:18:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-23 20:18:53,208 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2023-11-23 20:18:53,208 INFO L138 BoogieDeclarations]: Found implementation of procedure isatty [2023-11-23 20:18:53,209 INFO L130 BoogieDeclarations]: Found specification of procedure dnalloc [2023-11-23 20:18:53,209 INFO L138 BoogieDeclarations]: Found implementation of procedure dnalloc [2023-11-23 20:18:53,209 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:18:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:18:53,210 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:18:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:18:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-23 20:18:53,925 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:18:53,928 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:18:58,769 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:19:01,349 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:19:01,350 INFO L309 CfgBuilder]: Removed 66 assume(true) statements. [2023-11-23 20:19:01,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:01 BoogieIcfgContainer [2023-11-23 20:19:01,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:19:01,353 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:19:01,353 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:19:01,368 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:19:01,368 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:01" (1/1) ... [2023-11-23 20:19:01,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:19:01,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:01,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1023 states and 1429 transitions. [2023-11-23 20:19:01,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1429 transitions. [2023-11-23 20:19:01,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:19:01,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:01,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:03,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:19:03,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:03,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1025 states and 1432 transitions. [2023-11-23 20:19:03,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1432 transitions. [2023-11-23 20:19:03,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:19:03,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:03,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:03,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:03,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1026 states and 1433 transitions. [2023-11-23 20:19:03,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1433 transitions. [2023-11-23 20:19:03,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:19:03,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:03,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:03,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:04,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:04,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:04,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1028 states and 1436 transitions. [2023-11-23 20:19:04,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1436 transitions. [2023-11-23 20:19:04,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:19:04,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:04,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:04,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:19:04,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:04,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1027 states and 1435 transitions. [2023-11-23 20:19:04,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1435 transitions. [2023-11-23 20:19:04,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:19:04,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:04,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:04,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:04,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:05,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1028 states and 1436 transitions. [2023-11-23 20:19:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1436 transitions. [2023-11-23 20:19:05,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:19:05,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:05,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:05,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:05,240 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:19:05,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:05,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1027 states and 1435 transitions. [2023-11-23 20:19:05,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1435 transitions. [2023-11-23 20:19:05,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:05,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:05,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:05,656 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:19:05,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:05,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1026 states and 1434 transitions. [2023-11-23 20:19:05,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1434 transitions. [2023-11-23 20:19:05,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:19:05,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:05,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:05,968 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:06,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:06,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1029 states and 1437 transitions. [2023-11-23 20:19:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1437 transitions. [2023-11-23 20:19:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:19:06,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:06,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:06,472 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:06,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:06,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1032 states and 1440 transitions. [2023-11-23 20:19:06,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1440 transitions. [2023-11-23 20:19:06,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:19:06,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:06,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:07,038 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:07,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:07,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1035 states and 1443 transitions. [2023-11-23 20:19:07,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1443 transitions. [2023-11-23 20:19:07,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:19:07,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:07,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:07,595 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:07,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:07,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1038 states and 1446 transitions. [2023-11-23 20:19:07,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1446 transitions. [2023-11-23 20:19:07,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:19:07,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:07,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:08,240 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:08,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:08,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1041 states and 1449 transitions. [2023-11-23 20:19:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1449 transitions. [2023-11-23 20:19:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:19:08,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:08,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:08,975 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:09,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1044 states and 1452 transitions. [2023-11-23 20:19:09,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1452 transitions. [2023-11-23 20:19:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:19:09,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:09,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:09,866 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:10,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:10,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1047 states and 1455 transitions. [2023-11-23 20:19:10,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1455 transitions. [2023-11-23 20:19:10,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:19:10,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:10,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:10,942 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:11,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:11,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1050 states and 1457 transitions. [2023-11-23 20:19:11,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1457 transitions. [2023-11-23 20:19:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:19:11,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:11,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:11,866 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:12,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1049 states and 1456 transitions. [2023-11-23 20:19:12,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1456 transitions. [2023-11-23 20:19:12,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:19:12,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:12,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:12,402 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:12,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:12,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1048 states and 1455 transitions. [2023-11-23 20:19:12,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1455 transitions. [2023-11-23 20:19:12,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:19:12,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:12,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:12,703 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:12,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1047 states and 1454 transitions. [2023-11-23 20:19:12,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1454 transitions. [2023-11-23 20:19:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:19:12,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:12,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:12,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:13,150 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:13,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:13,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1049 states and 1457 transitions. [2023-11-23 20:19:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1457 transitions. [2023-11-23 20:19:13,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:19:13,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:13,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:13,489 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:13,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:13,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1050 states and 1458 transitions. [2023-11-23 20:19:13,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1458 transitions. [2023-11-23 20:19:13,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:19:13,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:13,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:13,843 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:14,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:14,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1052 states and 1461 transitions. [2023-11-23 20:19:14,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1461 transitions. [2023-11-23 20:19:14,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:19:14,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:14,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:14,299 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:19:14,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:14,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1058 states and 1472 transitions. [2023-11-23 20:19:14,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1472 transitions. [2023-11-23 20:19:14,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:19:14,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:14,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:15,173 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:19:15,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:15,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1057 states and 1471 transitions. [2023-11-23 20:19:15,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1471 transitions. [2023-11-23 20:19:15,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:19:15,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:15,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:19:15,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:15,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1058 states and 1472 transitions. [2023-11-23 20:19:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1472 transitions. [2023-11-23 20:19:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:19:15,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:15,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:16,032 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:19:16,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:16,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1060 states and 1475 transitions. [2023-11-23 20:19:16,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1475 transitions. [2023-11-23 20:19:16,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:19:16,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:16,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:16,847 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:19:17,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:17,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1062 states and 1479 transitions. [2023-11-23 20:19:17,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1479 transitions. [2023-11-23 20:19:17,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:19:17,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:17,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:17,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:17,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1062 states and 1476 transitions. [2023-11-23 20:19:17,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1476 transitions. [2023-11-23 20:19:17,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:19:17,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:17,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:17,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:17,866 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-23 20:19:18,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:18,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1059 states and 1471 transitions. [2023-11-23 20:19:18,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1471 transitions. [2023-11-23 20:19:18,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:19:18,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:18,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:18,357 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:19:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:18,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1061 states and 1472 transitions. [2023-11-23 20:19:18,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1472 transitions. [2023-11-23 20:19:18,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:19:18,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:18,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:19,077 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:19:19,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:19,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1062 states and 1473 transitions. [2023-11-23 20:19:19,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1473 transitions. [2023-11-23 20:19:19,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:19:19,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:19,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:20,624 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:22,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 20:19:27,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:27,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1108 states and 1531 transitions. [2023-11-23 20:19:27,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1531 transitions. [2023-11-23 20:19:27,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:19:27,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:27,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:27,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:28,023 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:19:28,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:28,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1109 states and 1532 transitions. [2023-11-23 20:19:28,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1532 transitions. [2023-11-23 20:19:28,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:19:28,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:28,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:19:29,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:29,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1073 states and 1492 transitions. [2023-11-23 20:19:29,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1492 transitions. [2023-11-23 20:19:29,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:19:29,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:29,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:29,890 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:19:29,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:29,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1075 states and 1494 transitions. [2023-11-23 20:19:29,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1494 transitions. [2023-11-23 20:19:29,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:19:29,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:29,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat