./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/du-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_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/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_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/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_44971eda-c2e9-45b3-a1af-c474256eaea7/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 dc1aa558e8966dd31218aa17494259e08e3048f7220d79561139d1f3451a8f14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:06,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:06,385 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:31:06,389 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:31:06,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:31:06,414 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:06,415 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:06,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:06,416 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:06,417 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:06,418 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:06,418 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:06,419 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:31:06,420 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:06,420 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:06,421 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:06,421 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:06,422 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:06,423 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:06,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:06,424 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:06,425 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:06,425 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:06,426 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:06,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:06,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:06,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:06,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:06,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:06,430 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:31:06,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:31:06,431 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:06,431 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_44971eda-c2e9-45b3-a1af-c474256eaea7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc1aa558e8966dd31218aa17494259e08e3048f7220d79561139d1f3451a8f14 [2023-11-21 18:31:06,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:06,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:06,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:06,763 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:06,764 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:06,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/du-2.i [2023-11-21 18:31:09,992 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:10,591 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:10,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/sv-benchmarks/c/busybox-1.22.0/du-2.i [2023-11-21 18:31:10,632 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2/data/a1e1215d5/c0a41e8504314b6eb19bd33130084638/FLAG4b44c1a7d [2023-11-21 18:31:10,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2/data/a1e1215d5/c0a41e8504314b6eb19bd33130084638 [2023-11-21 18:31:10,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:10,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:10,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:10,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:10,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:10,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:10" (1/1) ... [2023-11-21 18:31:10,677 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7795492e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:10, skipping insertion in model container [2023-11-21 18:31:10,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:10" (1/1) ... [2023-11-21 18:31:10,802 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:12,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:12,875 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:13,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:13,441 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:13,441 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:13,441 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:13,441 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:13,450 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:13,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13 WrapperNode [2023-11-21 18:31:13,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:13,452 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:13,453 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:13,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:13,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,668 INFO L138 Inliner]: procedures = 670, calls = 592, calls flagged for inlining = 35, calls inlined = 33, statements flattened = 2273 [2023-11-21 18:31:13,669 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:13,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:13,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:13,670 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:13,680 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,831 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,898 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,917 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:13,918 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:13,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:13,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:13,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:13" (1/1) ... [2023-11-21 18:31:13,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:13,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:13,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:13,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44971eda-c2e9-45b3-a1af-c474256eaea7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:14,011 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-21 18:31:14,011 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-21 18:31:14,012 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-21 18:31:14,012 INFO L130 BoogieDeclarations]: Found specification of procedure du [2023-11-21 18:31:14,013 INFO L138 BoogieDeclarations]: Found implementation of procedure du [2023-11-21 18:31:14,013 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:31:14,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:31:14,014 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-21 18:31:14,014 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-21 18:31:14,014 INFO L130 BoogieDeclarations]: Found specification of procedure print [2023-11-21 18:31:14,014 INFO L138 BoogieDeclarations]: Found implementation of procedure print [2023-11-21 18:31:14,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:31:14,015 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:31:14,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:31:14,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:31:14,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:31:14,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:31:14,016 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:31:14,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:14,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:31:14,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:14,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:14,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:31:14,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:31:14,019 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:31:14,019 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:31:14,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:31:14,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:31:14,020 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-21 18:31:14,020 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-21 18:31:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure stat [2023-11-21 18:31:14,021 INFO L138 BoogieDeclarations]: Found implementation of procedure stat [2023-11-21 18:31:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:31:14,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:31:14,022 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:31:14,022 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:31:14,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:31:14,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:31:14,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:31:14,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:31:14,024 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg [2023-11-21 18:31:14,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg [2023-11-21 18:31:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:31:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:31:14,025 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:31:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:31:14,661 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:14,664 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:17,064 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:18,070 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:18,071 INFO L308 CfgBuilder]: Removed 34 assume(true) statements. [2023-11-21 18:31:18,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:18 BoogieIcfgContainer [2023-11-21 18:31:18,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:18,074 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:18,074 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:18,085 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:18,085 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:18" (1/1) ... [2023-11-21 18:31:18,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:31:18,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:18,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 508 states and 711 transitions. [2023-11-21 18:31:18,185 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 711 transitions. [2023-11-21 18:31:18,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:31:18,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:18,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:18,803 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 18:31:19,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:19,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 510 states and 714 transitions. [2023-11-21 18:31:19,045 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 714 transitions. [2023-11-21 18:31:19,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:31:19,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:19,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:19,288 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 18:31:19,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:19,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 511 states and 715 transitions. [2023-11-21 18:31:19,320 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 715 transitions. [2023-11-21 18:31:19,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:31:19,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:19,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:19,532 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 18:31:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:19,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 513 states and 718 transitions. [2023-11-21 18:31:19,589 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 718 transitions. [2023-11-21 18:31:19,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:31:19,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:19,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:19,772 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 18:31:19,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:19,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 512 states and 717 transitions. [2023-11-21 18:31:19,871 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 717 transitions. [2023-11-21 18:31:19,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:31:19,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:19,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,180 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 18:31:20,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:20,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 513 states and 718 transitions. [2023-11-21 18:31:20,257 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 718 transitions. [2023-11-21 18:31:20,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:31:20,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:20,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,433 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 18:31:20,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:20,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 512 states and 717 transitions. [2023-11-21 18:31:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 717 transitions. [2023-11-21 18:31:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:31:20,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:20,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,734 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 18:31:20,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:20,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 511 states and 716 transitions. [2023-11-21 18:31:20,784 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 716 transitions. [2023-11-21 18:31:20,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:31:20,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:20,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:21,017 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 18:31:21,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:21,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 514 states and 719 transitions. [2023-11-21 18:31:21,274 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 719 transitions. [2023-11-21 18:31:21,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:31:21,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:21,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:21,576 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 18:31:21,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 517 states and 722 transitions. [2023-11-21 18:31:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 722 transitions. [2023-11-21 18:31:21,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:31:21,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:21,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:22,117 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 18:31:22,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:22,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 520 states and 725 transitions. [2023-11-21 18:31:22,351 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 725 transitions. [2023-11-21 18:31:22,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:31:22,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:22,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:22,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:22,727 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 18:31:22,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:22,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 523 states and 728 transitions. [2023-11-21 18:31:22,942 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 728 transitions. [2023-11-21 18:31:22,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:31:22,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:22,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:23,289 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 18:31:23,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:23,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 526 states and 731 transitions. [2023-11-21 18:31:23,524 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 731 transitions. [2023-11-21 18:31:23,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:31:23,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:23,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:23,939 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 18:31:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:24,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 529 states and 734 transitions. [2023-11-21 18:31:24,200 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 734 transitions. [2023-11-21 18:31:24,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:31:24,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:24,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:24,602 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 18:31:24,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 532 states and 737 transitions. [2023-11-21 18:31:24,899 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 737 transitions. [2023-11-21 18:31:24,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:31:24,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:24,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:25,332 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 18:31:25,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:25,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 535 states and 739 transitions. [2023-11-21 18:31:25,497 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 739 transitions. [2023-11-21 18:31:25,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:31:25,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:25,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:25,899 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 18:31:26,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 534 states and 738 transitions. [2023-11-21 18:31:26,147 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 738 transitions. [2023-11-21 18:31:26,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:26,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,358 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 18:31:26,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 533 states and 737 transitions. [2023-11-21 18:31:26,386 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 737 transitions. [2023-11-21 18:31:26,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:31:26,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,577 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 18:31:26,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 532 states and 736 transitions. [2023-11-21 18:31:26,712 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 736 transitions. [2023-11-21 18:31:26,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:31:26,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,933 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 18:31:27,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 533 states and 738 transitions. [2023-11-21 18:31:27,019 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 738 transitions. [2023-11-21 18:31:27,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:31:27,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,204 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 18:31:27,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 534 states and 739 transitions. [2023-11-21 18:31:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 739 transitions. [2023-11-21 18:31:27,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:31:27,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,489 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:31:27,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 535 states and 740 transitions. [2023-11-21 18:31:27,520 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 740 transitions. [2023-11-21 18:31:27,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:31:27,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,775 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 18:31:27,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 538 states and 744 transitions. [2023-11-21 18:31:27,942 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 744 transitions. [2023-11-21 18:31:27,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:31:27,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:28,138 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 18:31:28,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:28,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 539 states and 745 transitions. [2023-11-21 18:31:28,163 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 745 transitions. [2023-11-21 18:31:28,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:31:28,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:28,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:28,448 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 18:31:29,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 545 states and 756 transitions. [2023-11-21 18:31:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 756 transitions. [2023-11-21 18:31:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:31:29,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:29,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:29,390 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 18:31:29,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:29,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 547 states and 760 transitions. [2023-11-21 18:31:29,788 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 760 transitions. [2023-11-21 18:31:29,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:31:29,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:29,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:29,977 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 18:31:30,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:30,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 548 states and 761 transitions. [2023-11-21 18:31:30,005 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 761 transitions. [2023-11-21 18:31:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:31:30,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:30,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:30,229 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 18:31:30,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 547 states and 760 transitions. [2023-11-21 18:31:30,530 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 760 transitions. [2023-11-21 18:31:30,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:31:30,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:30,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:30,853 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 18:31:31,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:31,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 550 states and 765 transitions. [2023-11-21 18:31:31,055 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 765 transitions. [2023-11-21 18:31:31,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:31:31,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:31,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:31,239 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 18:31:31,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 552 states and 767 transitions. [2023-11-21 18:31:31,753 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 767 transitions. [2023-11-21 18:31:31,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:31:31,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:31,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:32,095 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 18:31:32,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:32,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 553 states and 770 transitions. [2023-11-21 18:31:32,884 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 770 transitions. [2023-11-21 18:31:32,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:31:32,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:32,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:33,267 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 18:31:33,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:33,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 557 states and 775 transitions. [2023-11-21 18:31:33,637 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 775 transitions. [2023-11-21 18:31:33,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:31:33,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:33,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:33,826 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 18:31:33,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 558 states and 775 transitions. [2023-11-21 18:31:34,001 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 775 transitions. [2023-11-21 18:31:34,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:31:34,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:34,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:34,307 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 18:31:34,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:34,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 562 states and 780 transitions. [2023-11-21 18:31:34,429 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 780 transitions. [2023-11-21 18:31:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:31:34,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:34,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:34,957 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 18:31:35,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:35,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 561 states and 779 transitions. [2023-11-21 18:31:35,485 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 779 transitions. [2023-11-21 18:31:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:31:35,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:35,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:35,786 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 18:31:36,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:36,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 562 states and 780 transitions. [2023-11-21 18:31:36,156 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 780 transitions. [2023-11-21 18:31:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:31:36,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:36,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:36,512 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 18:31:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 563 states and 781 transitions. [2023-11-21 18:31:36,622 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 781 transitions. [2023-11-21 18:31:36,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:31:36,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:36,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:37,034 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 18:31:37,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:37,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 567 states and 786 transitions. [2023-11-21 18:31:37,284 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 786 transitions. [2023-11-21 18:31:37,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:31:37,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:37,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:37,542 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 18:31:37,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:37,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 568 states and 787 transitions. [2023-11-21 18:31:37,565 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 787 transitions. [2023-11-21 18:31:37,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:31:37,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:37,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:37,776 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 18:31:38,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:38,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 569 states and 789 transitions. [2023-11-21 18:31:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 789 transitions. [2023-11-21 18:31:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:31:38,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:38,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:38,367 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:31:38,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:38,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 570 states and 789 transitions. [2023-11-21 18:31:38,676 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 789 transitions. [2023-11-21 18:31:38,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:31:38,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:38,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:38,875 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 18:31:39,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 573 states and 793 transitions. [2023-11-21 18:31:39,190 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 793 transitions. [2023-11-21 18:31:39,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:31:39,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:39,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:39,566 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 18:31:39,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:39,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 577 states and 798 transitions. [2023-11-21 18:31:39,850 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 798 transitions. [2023-11-21 18:31:39,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:31:39,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:39,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:40,073 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 18:31:40,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 578 states and 799 transitions. [2023-11-21 18:31:40,172 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 799 transitions. [2023-11-21 18:31:40,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:31:40,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:40,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:40,520 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 18:31:42,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:42,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 587 states and 815 transitions. [2023-11-21 18:31:42,454 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 815 transitions. [2023-11-21 18:31:42,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:31:42,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:42,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:42,662 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-21 18:31:43,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:43,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 588 states and 816 transitions. [2023-11-21 18:31:43,229 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 816 transitions. [2023-11-21 18:31:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:31:43,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:43,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:43,540 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 18:31:43,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:43,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 590 states and 819 transitions. [2023-11-21 18:31:43,572 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 819 transitions. [2023-11-21 18:31:43,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:31:43,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:43,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:44,001 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 18:31:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 600 states and 835 transitions. [2023-11-21 18:31:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 835 transitions. [2023-11-21 18:31:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:31:46,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:46,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:46,373 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 18:31:46,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:46,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 599 states and 833 transitions. [2023-11-21 18:31:46,500 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 833 transitions. [2023-11-21 18:31:46,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:31:46,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:46,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:46,846 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 18:31:46,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:46,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 598 states and 832 transitions. [2023-11-21 18:31:46,992 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 832 transitions. [2023-11-21 18:31:46,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:31:46,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:46,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:47,349 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 18:31:47,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:47,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 597 states and 831 transitions. [2023-11-21 18:31:47,680 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 831 transitions. [2023-11-21 18:31:47,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:31:47,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:47,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:47,866 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:31:47,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 596 states and 830 transitions. [2023-11-21 18:31:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 830 transitions. [2023-11-21 18:31:47,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:31:47,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:47,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:48,247 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 18:31:48,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 595 states and 829 transitions. [2023-11-21 18:31:48,580 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 829 transitions. [2023-11-21 18:31:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:31:48,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:48,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:49,032 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 18:31:49,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:49,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 599 states and 834 transitions. [2023-11-21 18:31:49,364 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 834 transitions. [2023-11-21 18:31:49,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:31:49,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:49,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:49,688 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 18:31:50,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:50,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 601 states and 835 transitions. [2023-11-21 18:31:50,103 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 835 transitions. [2023-11-21 18:31:50,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:31:50,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:50,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:50,282 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 18:31:50,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:50,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 600 states and 834 transitions. [2023-11-21 18:31:50,305 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 834 transitions. [2023-11-21 18:31:50,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:31:50,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:50,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:50,528 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 18:31:50,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:50,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 601 states and 834 transitions. [2023-11-21 18:31:50,545 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 834 transitions. [2023-11-21 18:31:50,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:31:50,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:50,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat