./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/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_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2 --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 d1800e6a7093aef170e24bf50f0eb7e2646af9a10c241229886d0a1c02e7e0dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:39,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:39,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:49:39,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:49:39,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:49:39,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:39,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:39,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:39,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:39,350 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:39,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:39,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:39,352 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:49:39,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:39,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:39,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:39,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:39,354 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:49:39,355 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:39,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:39,356 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:39,357 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:39,357 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:39,358 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:39,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:39,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:39,359 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:39,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:39,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:39,361 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:49:39,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:49:39,362 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:39,362 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_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1800e6a7093aef170e24bf50f0eb7e2646af9a10c241229886d0a1c02e7e0dd [2023-11-21 18:49:39,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:39,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:39,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:39,668 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:39,669 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:39,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-11-21 18:49:42,845 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:49:43,410 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:49:43,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-11-21 18:49:43,464 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/data/264f0512a/4dc95e514d354c3486e906baec7571cb/FLAG5333f17d7 [2023-11-21 18:49:43,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/data/264f0512a/4dc95e514d354c3486e906baec7571cb [2023-11-21 18:49:43,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:49:43,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:49:43,495 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:43,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:49:43,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:49:43,503 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:43" (1/1) ... [2023-11-21 18:49:43,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4639e0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:43, skipping insertion in model container [2023-11-21 18:49:43,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:43" (1/1) ... [2023-11-21 18:49:43,641 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:49:46,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:46,805 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:49:47,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:47,487 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,488 WARN L675 CHandler]: The function x2x_utoa is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,488 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,488 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,489 WARN L675 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,489 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,489 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,489 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,490 WARN L675 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,490 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,490 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,491 WARN L675 CHandler]: The function ctime is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,491 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:49:47,500 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:49:47,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47 WrapperNode [2023-11-21 18:49:47,502 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:47,503 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:47,504 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:49:47,504 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:49:47,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:47,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:47,844 INFO L138 Inliner]: procedures = 743, calls = 1285, calls flagged for inlining = 67, calls inlined = 65, statements flattened = 4660 [2023-11-21 18:49:47,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:47,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:49:47,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:49:47,846 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:49:47,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:47,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:47,891 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:47,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:48,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:48,036 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:48,078 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:48,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:48,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:49:48,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:49:48,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:49:48,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:49:48,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:47" (1/1) ... [2023-11-21 18:49:48,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:48,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:49:48,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:49:48,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d928402-f1c6-4768-a3a2-b792400ec02f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:49:48,224 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-11-21 18:49:48,225 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-21 18:49:48,225 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2023-11-21 18:49:48,225 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached [2023-11-21 18:49:48,225 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached [2023-11-21 18:49:48,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-21 18:49:48,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-21 18:49:48,226 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-21 18:49:48,226 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-21 18:49:48,226 INFO L130 BoogieDeclarations]: Found specification of procedure utoa [2023-11-21 18:49:48,228 INFO L138 BoogieDeclarations]: Found implementation of procedure utoa [2023-11-21 18:49:48,228 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-21 18:49:48,228 INFO L130 BoogieDeclarations]: Found specification of procedure print_name [2023-11-21 18:49:48,229 INFO L138 BoogieDeclarations]: Found implementation of procedure print_name [2023-11-21 18:49:48,229 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-21 18:49:48,229 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-21 18:49:48,229 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:49:48,229 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-21 18:49:48,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:49:48,230 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-21 18:49:48,230 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-21 18:49:48,230 INFO L130 BoogieDeclarations]: Found specification of procedure count_dirs [2023-11-21 18:49:48,231 INFO L138 BoogieDeclarations]: Found implementation of procedure count_dirs [2023-11-21 18:49:48,231 INFO L130 BoogieDeclarations]: Found specification of procedure my_stat [2023-11-21 18:49:48,231 INFO L138 BoogieDeclarations]: Found implementation of procedure my_stat [2023-11-21 18:49:48,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:49:48,232 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:49:48,233 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:49:48,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:49:48,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:49:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure dfree [2023-11-21 18:49:48,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dfree [2023-11-21 18:49:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:49:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-21 18:49:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:49:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:49:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:49:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure dnsort [2023-11-21 18:49:48,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dnsort [2023-11-21 18:49:48,236 INFO L130 BoogieDeclarations]: Found specification of procedure printable_string [2023-11-21 18:49:48,236 INFO L138 BoogieDeclarations]: Found implementation of procedure printable_string [2023-11-21 18:49:48,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:49:48,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:49:48,236 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:49:48,236 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:49:48,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:49:48,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:49:48,237 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:49:48,237 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:49:48,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:49:48,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:49:48,238 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-21 18:49:48,238 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-21 18:49:48,238 INFO L130 BoogieDeclarations]: Found specification of procedure get_cached_groupname [2023-11-21 18:49:48,238 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cached_groupname [2023-11-21 18:49:48,238 INFO L130 BoogieDeclarations]: Found specification of procedure sort_and_display_files [2023-11-21 18:49:48,238 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_and_display_files [2023-11-21 18:49:48,239 INFO L130 BoogieDeclarations]: Found specification of procedure stat [2023-11-21 18:49:48,239 INFO L138 BoogieDeclarations]: Found implementation of procedure stat [2023-11-21 18:49:48,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:49:48,239 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:49:48,241 INFO L130 BoogieDeclarations]: Found specification of procedure fgcolor [2023-11-21 18:49:48,241 INFO L138 BoogieDeclarations]: Found implementation of procedure fgcolor [2023-11-21 18:49:48,242 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:49:48,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:49:48,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:49:48,243 INFO L130 BoogieDeclarations]: Found specification of procedure splitdnarray [2023-11-21 18:49:48,243 INFO L138 BoogieDeclarations]: Found implementation of procedure splitdnarray [2023-11-21 18:49:48,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:49:48,244 INFO L130 BoogieDeclarations]: Found specification of procedure bold [2023-11-21 18:49:48,244 INFO L138 BoogieDeclarations]: Found implementation of procedure bold [2023-11-21 18:49:48,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:49:48,244 INFO L130 BoogieDeclarations]: Found specification of procedure append_char [2023-11-21 18:49:48,245 INFO L138 BoogieDeclarations]: Found implementation of procedure append_char [2023-11-21 18:49:48,245 INFO L130 BoogieDeclarations]: Found specification of procedure scan_and_display_dirs_recur [2023-11-21 18:49:48,245 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_and_display_dirs_recur [2023-11-21 18:49:48,245 INFO L130 BoogieDeclarations]: Found specification of procedure lstat [2023-11-21 18:49:48,245 INFO L138 BoogieDeclarations]: Found implementation of procedure lstat [2023-11-21 18:49:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:49:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure wh_helper [2023-11-21 18:49:48,246 INFO L138 BoogieDeclarations]: Found implementation of procedure wh_helper [2023-11-21 18:49:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:49:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg [2023-11-21 18:49:48,303 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg [2023-11-21 18:49:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-21 18:49:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2023-11-21 18:49:48,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isatty [2023-11-21 18:49:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure dnalloc [2023-11-21 18:49:48,304 INFO L138 BoogieDeclarations]: Found implementation of procedure dnalloc [2023-11-21 18:49:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:49:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:49:48,304 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:49:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:49:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-11-21 18:49:49,012 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:49:49,016 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:49:53,772 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:49:56,579 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:49:56,580 INFO L308 CfgBuilder]: Removed 66 assume(true) statements. [2023-11-21 18:49:56,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:56 BoogieIcfgContainer [2023-11-21 18:49:56,582 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:49:56,583 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:49:56,583 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:49:56,594 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:49:56,595 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:56" (1/1) ... [2023-11-21 18:49:56,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:49:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1011 states and 1419 transitions. [2023-11-21 18:49:56,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1419 transitions. [2023-11-21 18:49:56,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:49:56,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:56,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:58,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1013 states and 1422 transitions. [2023-11-21 18:49:58,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1422 transitions. [2023-11-21 18:49:58,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:49:58,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:58,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:58,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:58,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:58,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1014 states and 1423 transitions. [2023-11-21 18:49:58,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1423 transitions. [2023-11-21 18:49:58,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:49:58,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:58,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:49:59,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:59,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1016 states and 1426 transitions. [2023-11-21 18:49:59,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1426 transitions. [2023-11-21 18:49:59,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:49:59,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:59,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:59,459 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:49:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:59,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1015 states and 1425 transitions. [2023-11-21 18:49:59,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1425 transitions. [2023-11-21 18:49:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:49:59,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:59,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:59,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:00,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1016 states and 1426 transitions. [2023-11-21 18:50:00,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1426 transitions. [2023-11-21 18:50:00,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:50:00,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:00,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:00,391 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:00,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:00,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1015 states and 1425 transitions. [2023-11-21 18:50:00,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1425 transitions. [2023-11-21 18:50:00,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:50:00,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:00,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:00,829 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:50:00,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1014 states and 1424 transitions. [2023-11-21 18:50:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1424 transitions. [2023-11-21 18:50:00,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:50:00,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:00,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:00,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:01,258 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:01,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1017 states and 1427 transitions. [2023-11-21 18:50:01,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1427 transitions. [2023-11-21 18:50:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:50:01,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:01,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:01,811 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:01,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1020 states and 1430 transitions. [2023-11-21 18:50:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1430 transitions. [2023-11-21 18:50:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:50:01,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:01,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:02,347 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:02,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1023 states and 1433 transitions. [2023-11-21 18:50:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1433 transitions. [2023-11-21 18:50:02,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:50:02,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:02,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:03,004 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:03,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:03,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1026 states and 1436 transitions. [2023-11-21 18:50:03,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1436 transitions. [2023-11-21 18:50:03,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:50:03,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:03,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:03,673 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:03,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:03,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1029 states and 1439 transitions. [2023-11-21 18:50:03,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1439 transitions. [2023-11-21 18:50:03,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:50:03,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:03,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:04,399 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:04,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:04,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1032 states and 1442 transitions. [2023-11-21 18:50:04,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1442 transitions. [2023-11-21 18:50:04,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:50:04,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:04,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:05,191 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:05,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:05,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1035 states and 1445 transitions. [2023-11-21 18:50:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1445 transitions. [2023-11-21 18:50:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:50:05,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:05,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:06,140 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:06,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:06,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1038 states and 1447 transitions. [2023-11-21 18:50:06,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1447 transitions. [2023-11-21 18:50:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:50:06,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:06,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:07,172 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:07,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 1037 states and 1446 transitions. [2023-11-21 18:50:07,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1446 transitions. [2023-11-21 18:50:07,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:50:07,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:07,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:07,822 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:07,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:07,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1036 states and 1445 transitions. [2023-11-21 18:50:07,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1445 transitions. [2023-11-21 18:50:07,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:50:07,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:07,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:08,144 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:08,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:08,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1035 states and 1444 transitions. [2023-11-21 18:50:08,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1444 transitions. [2023-11-21 18:50:08,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:50:08,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:08,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:08,631 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:08,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:08,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1037 states and 1447 transitions. [2023-11-21 18:50:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1447 transitions. [2023-11-21 18:50:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:50:08,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:08,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:09,053 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:09,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:09,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1038 states and 1448 transitions. [2023-11-21 18:50:09,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1448 transitions. [2023-11-21 18:50:09,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:09,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:09,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:09,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:09,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:09,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1040 states and 1451 transitions. [2023-11-21 18:50:09,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1451 transitions. [2023-11-21 18:50:09,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:09,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:09,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:50:10,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:10,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1046 states and 1462 transitions. [2023-11-21 18:50:10,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1462 transitions. [2023-11-21 18:50:10,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:50:10,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:10,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:10,751 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:50:11,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:11,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1045 states and 1461 transitions. [2023-11-21 18:50:11,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1461 transitions. [2023-11-21 18:50:11,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:50:11,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:11,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:11,364 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:50:11,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:11,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1046 states and 1462 transitions. [2023-11-21 18:50:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1462 transitions. [2023-11-21 18:50:11,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:11,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:11,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:11,751 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:50:12,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:12,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1048 states and 1465 transitions. [2023-11-21 18:50:12,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1465 transitions. [2023-11-21 18:50:12,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:12,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:12,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:12,688 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:50:13,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1050 states and 1469 transitions. [2023-11-21 18:50:13,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1469 transitions. [2023-11-21 18:50:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:13,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:13,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:13,556 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:13,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:13,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1050 states and 1466 transitions. [2023-11-21 18:50:13,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1466 transitions. [2023-11-21 18:50:13,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:13,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:13,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:13,942 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-21 18:50:14,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:14,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1047 states and 1461 transitions. [2023-11-21 18:50:14,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1461 transitions. [2023-11-21 18:50:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:14,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:14,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:14,511 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:50:14,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:14,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1049 states and 1462 transitions. [2023-11-21 18:50:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1462 transitions. [2023-11-21 18:50:14,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:50:14,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:14,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:15,283 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:50:15,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:15,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1050 states and 1463 transitions. [2023-11-21 18:50:15,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1463 transitions. [2023-11-21 18:50:15,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:50:15,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:15,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:16,599 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:50:17,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []