./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/cut-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/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_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/cut-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/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_1b978e6e-653a-4efb-8e40-910b56bafa46/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 acfe637d8173d077e02b78ce91ba4a7c6687b6a4bde786279a65675146edec40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:26:27,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:26:28,011 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:26:28,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:26:28,021 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:26:28,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:26:28,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:26:28,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:26:28,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:26:28,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:26:28,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:26:28,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:26:28,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:26:28,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:26:28,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:26:28,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:26:28,072 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:26:28,073 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:26:28,073 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:26:28,074 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:26:28,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:26:28,075 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:26:28,076 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:26:28,077 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:26:28,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:26:28,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:28,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:26:28,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:26:28,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:26:28,080 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:26:28,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:26:28,082 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:26:28,082 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_1b978e6e-653a-4efb-8e40-910b56bafa46/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acfe637d8173d077e02b78ce91ba4a7c6687b6a4bde786279a65675146edec40 [2023-11-21 18:26:28,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:26:28,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:26:28,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:26:28,434 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:26:28,435 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:26:28,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/cut-3.i [2023-11-21 18:26:31,609 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:26:32,142 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:26:32,143 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/sv-benchmarks/c/busybox-1.22.0/cut-3.i [2023-11-21 18:26:32,181 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2/data/501fff112/0fb50aa8f9e34c579b995fa6ce5df3c8/FLAG0936d4109 [2023-11-21 18:26:32,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2/data/501fff112/0fb50aa8f9e34c579b995fa6ce5df3c8 [2023-11-21 18:26:32,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:26:32,207 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:26:32,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:32,213 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:26:32,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:26:32,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5393dd81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:32, skipping insertion in model container [2023-11-21 18:26:32,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:26:32" (1/1) ... [2023-11-21 18:26:32,354 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:26:34,234 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:34,262 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:26:34,489 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:26:34,719 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,719 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,719 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,719 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,720 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,720 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,720 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,721 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,721 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,721 WARN L675 CHandler]: The function strtok is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,721 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:26:34,729 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:26:34,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34 WrapperNode [2023-11-21 18:26:34,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:26:34,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:34,731 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:26:34,736 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:26:34,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:34,826 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:34,962 INFO L138 Inliner]: procedures = 581, calls = 575, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 2195 [2023-11-21 18:26:34,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:26:34,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:26:34,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:26:34,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:26:34,975 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:34,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:34,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:34,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:35,077 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:35,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:35,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:35,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:35,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:26:35,186 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:26:35,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:26:35,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:26:35,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:26:34" (1/1) ... [2023-11-21 18:26:35,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:26:35,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:26:35,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:26:35,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b978e6e-653a-4efb-8e40-910b56bafa46/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:26:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-21 18:26:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-21 18:26:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-21 18:26:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure xatoi_positive [2023-11-21 18:26:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoi_positive [2023-11-21 18:26:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-21 18:26:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-21 18:26:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:26:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:26:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-21 18:26:35,268 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-21 18:26:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:26:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:26:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:26:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-21 18:26:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:26:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:26:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:26:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-21 18:26:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:26:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:26:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:26:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:26:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:26:35,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:26:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:26:35,272 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:26:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:26:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:26:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:26:35,274 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2023-11-21 18:26:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2023-11-21 18:26:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-21 18:26:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:26:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:26:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:26:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:26:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:26:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:26:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-21 18:26:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:26:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-21 18:26:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:26:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-11-21 18:26:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2023-11-21 18:26:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:26:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:26:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:26:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:26:35,743 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:26:35,745 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:26:37,911 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:26:38,777 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:26:38,777 INFO L308 CfgBuilder]: Removed 35 assume(true) statements. [2023-11-21 18:26:38,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:38 BoogieIcfgContainer [2023-11-21 18:26:38,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:26:38,781 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:26:38,781 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:26:38,791 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:26:38,792 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:26:38" (1/1) ... [2023-11-21 18:26:38,801 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:26:38,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 529 states and 738 transitions. [2023-11-21 18:26:38,903 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 738 transitions. [2023-11-21 18:26:38,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:26:38,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:38,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,491 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 18:26:39,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 531 states and 741 transitions. [2023-11-21 18:26:39,622 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 741 transitions. [2023-11-21 18:26:39,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:26:39,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:39,823 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 18:26:39,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:39,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 532 states and 742 transitions. [2023-11-21 18:26:39,848 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 742 transitions. [2023-11-21 18:26:39,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:26:39,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:39,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:40,110 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 18:26:40,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:40,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 534 states and 745 transitions. [2023-11-21 18:26:40,172 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 745 transitions. [2023-11-21 18:26:40,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:26:40,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:40,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:40,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:40,349 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 18:26:40,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:40,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 533 states and 744 transitions. [2023-11-21 18:26:40,436 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 744 transitions. [2023-11-21 18:26:40,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:26:40,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:40,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:40,728 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 18:26:40,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:40,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 534 states and 745 transitions. [2023-11-21 18:26:40,808 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 745 transitions. [2023-11-21 18:26:40,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:26:40,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:40,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:41,020 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 18:26:41,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:41,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 533 states and 744 transitions. [2023-11-21 18:26:41,174 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 744 transitions. [2023-11-21 18:26:41,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:26:41,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:41,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:41,318 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 18:26:41,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:41,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 532 states and 743 transitions. [2023-11-21 18:26:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 743 transitions. [2023-11-21 18:26:41,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:26:41,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:41,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:41,594 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 18:26:41,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:41,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 535 states and 746 transitions. [2023-11-21 18:26:41,810 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 746 transitions. [2023-11-21 18:26:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:26:41,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:41,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:42,065 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 18:26:42,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:42,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 538 states and 749 transitions. [2023-11-21 18:26:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 749 transitions. [2023-11-21 18:26:42,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:26:42,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:42,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:42,503 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 18:26:42,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:42,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 541 states and 752 transitions. [2023-11-21 18:26:42,688 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 752 transitions. [2023-11-21 18:26:42,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:26:42,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:42,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:42,981 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 18:26:43,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 544 states and 755 transitions. [2023-11-21 18:26:43,178 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 755 transitions. [2023-11-21 18:26:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:26:43,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:43,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:43,513 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 18:26:43,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:43,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 547 states and 758 transitions. [2023-11-21 18:26:43,718 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 758 transitions. [2023-11-21 18:26:43,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:26:43,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:43,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:44,090 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 18:26:44,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:44,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 550 states and 761 transitions. [2023-11-21 18:26:44,358 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 761 transitions. [2023-11-21 18:26:44,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:26:44,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:44,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:44,816 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 18:26:45,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 553 states and 764 transitions. [2023-11-21 18:26:45,071 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 764 transitions. [2023-11-21 18:26:45,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:26:45,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:45,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:45,473 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 18:26:45,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:45,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 556 states and 766 transitions. [2023-11-21 18:26:45,652 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 766 transitions. [2023-11-21 18:26:45,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:26:45,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:45,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:46,082 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 18:26:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:46,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 555 states and 765 transitions. [2023-11-21 18:26:46,302 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 765 transitions. [2023-11-21 18:26:46,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:26:46,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:46,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:46,539 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 18:26:46,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:46,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 554 states and 764 transitions. [2023-11-21 18:26:46,566 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 764 transitions. [2023-11-21 18:26:46,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:26:46,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:46,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:46,778 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 18:26:46,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:46,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 553 states and 763 transitions. [2023-11-21 18:26:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 763 transitions. [2023-11-21 18:26:46,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:26:46,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:46,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:46,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:47,151 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 18:26:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:47,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 555 states and 766 transitions. [2023-11-21 18:26:47,239 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 766 transitions. [2023-11-21 18:26:47,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:26:47,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:47,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:47,477 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 18:26:47,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:47,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 558 states and 770 transitions. [2023-11-21 18:26:47,559 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 770 transitions. [2023-11-21 18:26:47,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:26:47,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:47,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:47,776 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 18:26:47,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:47,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 559 states and 771 transitions. [2023-11-21 18:26:47,799 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 771 transitions. [2023-11-21 18:26:47,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:26:47,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:47,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:48,002 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 18:26:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 560 states and 772 transitions. [2023-11-21 18:26:48,028 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 772 transitions. [2023-11-21 18:26:48,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:26:48,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:48,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:48,297 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 18:26:48,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:48,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 562 states and 775 transitions. [2023-11-21 18:26:48,452 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 775 transitions. [2023-11-21 18:26:48,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:26:48,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:48,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:48,763 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 18:26:49,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:49,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 568 states and 786 transitions. [2023-11-21 18:26:49,224 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 786 transitions. [2023-11-21 18:26:49,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:26:49,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:49,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:49,464 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 18:26:49,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:49,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 567 states and 785 transitions. [2023-11-21 18:26:49,745 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 785 transitions. [2023-11-21 18:26:49,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:26:49,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:49,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:49,927 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 18:26:49,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:49,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 568 states and 786 transitions. [2023-11-21 18:26:49,955 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 786 transitions. [2023-11-21 18:26:49,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:26:49,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:49,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:50,272 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:26:50,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:50,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 571 states and 791 transitions. [2023-11-21 18:26:50,459 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 791 transitions. [2023-11-21 18:26:50,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:26:50,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:50,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:50,726 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:26:51,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:51,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 575 states and 796 transitions. [2023-11-21 18:26:51,017 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 796 transitions. [2023-11-21 18:26:51,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:26:51,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:51,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:51,331 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 18:26:51,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:51,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 574 states and 795 transitions. [2023-11-21 18:26:51,698 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 795 transitions. [2023-11-21 18:26:51,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:26:51,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:51,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:51,947 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 18:26:52,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:52,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 576 states and 798 transitions. [2023-11-21 18:26:52,454 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 798 transitions. [2023-11-21 18:26:52,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:26:52,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:52,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:52,799 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-21 18:26:53,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 575 states and 797 transitions. [2023-11-21 18:26:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 797 transitions. [2023-11-21 18:26:53,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:26:53,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:53,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:53,531 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 18:26:53,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 579 states and 802 transitions. [2023-11-21 18:26:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 802 transitions. [2023-11-21 18:26:53,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:26:53,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:53,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:53,901 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 18:26:54,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:54,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 581 states and 803 transitions. [2023-11-21 18:26:54,197 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 803 transitions. [2023-11-21 18:26:54,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:26:54,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:54,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:54,504 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:26:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:54,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 585 states and 808 transitions. [2023-11-21 18:26:54,716 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 808 transitions. [2023-11-21 18:26:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:26:54,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:54,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:55,177 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 18:26:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:55,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 586 states and 809 transitions. [2023-11-21 18:26:55,280 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 809 transitions. [2023-11-21 18:26:55,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:26:55,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:55,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:55,649 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 18:26:56,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:56,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 587 states and 810 transitions. [2023-11-21 18:26:56,007 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 810 transitions. [2023-11-21 18:26:56,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:26:56,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:56,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:56,301 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 18:26:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:56,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 588 states and 811 transitions. [2023-11-21 18:26:56,330 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 811 transitions. [2023-11-21 18:26:56,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:26:56,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:56,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:56,554 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:26:56,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:56,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 589 states and 812 transitions. [2023-11-21 18:26:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 812 transitions. [2023-11-21 18:26:56,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:26:56,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:56,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:26:57,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:57,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 593 states and 817 transitions. [2023-11-21 18:26:57,538 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 817 transitions. [2023-11-21 18:26:57,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:26:57,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:57,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:57,765 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 18:26:58,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 596 states and 821 transitions. [2023-11-21 18:26:58,074 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 821 transitions. [2023-11-21 18:26:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:26:58,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,316 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 18:26:58,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 597 states and 822 transitions. [2023-11-21 18:26:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 822 transitions. [2023-11-21 18:26:58,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:26:58,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,570 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 18:26:58,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:26:58,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 599 states and 825 transitions. [2023-11-21 18:26:58,589 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 825 transitions. [2023-11-21 18:26:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:26:58,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:26:58,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:26:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:26:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:27:00,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:00,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 608 states and 840 transitions. [2023-11-21 18:27:00,772 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 840 transitions. [2023-11-21 18:27:00,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:27:00,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:00,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:01,069 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 18:27:01,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 607 states and 838 transitions. [2023-11-21 18:27:01,183 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 838 transitions. [2023-11-21 18:27:01,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:27:01,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:01,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:01,448 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 18:27:01,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:01,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 606 states and 837 transitions. [2023-11-21 18:27:01,563 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 837 transitions. [2023-11-21 18:27:01,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:01,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:01,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:01,964 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:27:03,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:03,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 616 states and 852 transitions. [2023-11-21 18:27:03,967 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 852 transitions. [2023-11-21 18:27:03,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:27:03,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:03,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:04,470 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:27:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 620 states and 857 transitions. [2023-11-21 18:27:04,777 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 857 transitions. [2023-11-21 18:27:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:27:04,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:04,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:05,055 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 18:27:05,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 619 states and 856 transitions. [2023-11-21 18:27:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 856 transitions. [2023-11-21 18:27:05,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:27:05,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:05,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:05,487 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 18:27:05,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:05,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 618 states and 855 transitions. [2023-11-21 18:27:05,798 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 855 transitions. [2023-11-21 18:27:05,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:27:05,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:05,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:06,100 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 18:27:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:06,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 617 states and 854 transitions. [2023-11-21 18:27:06,402 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 854 transitions. [2023-11-21 18:27:06,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:27:06,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:06,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:06,581 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 18:27:06,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:06,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 616 states and 853 transitions. [2023-11-21 18:27:06,604 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 853 transitions. [2023-11-21 18:27:06,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:27:06,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:06,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:06,820 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:27:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 617 states and 853 transitions. [2023-11-21 18:27:06,836 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 853 transitions. [2023-11-21 18:27:06,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:27:06,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:06,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:07,361 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:27:07,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:07,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 621 states and 858 transitions. [2023-11-21 18:27:07,885 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 858 transitions. [2023-11-21 18:27:07,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:27:07,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:07,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:08,139 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:27:08,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:08,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 623 states and 859 transitions. [2023-11-21 18:27:08,554 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 859 transitions. [2023-11-21 18:27:08,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:27:08,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:08,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:09,026 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:27:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 622 states and 858 transitions. [2023-11-21 18:27:09,339 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 858 transitions. [2023-11-21 18:27:09,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:27:09,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:09,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:09,602 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:27:10,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:10,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 624 states and 859 transitions. [2023-11-21 18:27:10,091 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 859 transitions. [2023-11-21 18:27:10,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:27:10,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:10,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:10,221 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 18:27:10,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:10,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 624 states and 855 transitions. [2023-11-21 18:27:10,243 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 855 transitions. [2023-11-21 18:27:10,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:27:10,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:10,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:11,045 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:27:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:11,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 626 states and 861 transitions. [2023-11-21 18:27:11,360 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 861 transitions. [2023-11-21 18:27:11,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:27:11,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:11,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:11,797 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:27:12,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:12,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 630 states and 866 transitions. [2023-11-21 18:27:12,147 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 866 transitions. [2023-11-21 18:27:12,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:27:12,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:12,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat