./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.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_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/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_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/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_a15a2f5b-56e4-48ff-beec-243d21a96897/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 f341eaff5b8d59d4b432d28ef9496964fb23f130f25d76d129a608308250bd30 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:11,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:11,593 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:33:11,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:33:11,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:33:11,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:11,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:11,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:11,671 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:11,677 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:11,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:11,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:11,680 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:33:11,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:11,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:11,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:11,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:11,684 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:11,685 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:11,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:11,686 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:11,687 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:11,688 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:11,688 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:11,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:11,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:11,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:11,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:11,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:11,705 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:33:11,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:33:11,707 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:11,707 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_a15a2f5b-56e4-48ff-beec-243d21a96897/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f341eaff5b8d59d4b432d28ef9496964fb23f130f25d76d129a608308250bd30 [2023-11-21 18:33:12,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:12,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:12,086 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:12,088 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:12,088 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:12,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2023-11-21 18:33:15,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:16,158 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:16,160 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2023-11-21 18:33:16,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2/data/3a1f1fcd3/c0257e5ae58740ec8d8a73e7fcb4b79c/FLAG07eb5f5a6 [2023-11-21 18:33:16,223 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2/data/3a1f1fcd3/c0257e5ae58740ec8d8a73e7fcb4b79c [2023-11-21 18:33:16,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:16,233 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:16,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:16,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:16,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:16,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:16" (1/1) ... [2023-11-21 18:33:16,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e43b3ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:16, skipping insertion in model container [2023-11-21 18:33:16,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:16" (1/1) ... [2023-11-21 18:33:16,410 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:18,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:18,635 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:18,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:19,136 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:19,137 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:19,137 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:19,137 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:19,137 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:19,137 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:19,138 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:19,138 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:19,148 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:19,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19 WrapperNode [2023-11-21 18:33:19,149 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:19,150 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:19,150 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:19,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:19,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,384 INFO L138 Inliner]: procedures = 577, calls = 489, calls flagged for inlining = 31, calls inlined = 29, statements flattened = 1934 [2023-11-21 18:33:19,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:19,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:19,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:19,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:19,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,423 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,493 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,542 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,555 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:19,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:19,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:19,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:19,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:19" (1/1) ... [2023-11-21 18:33:19,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:19,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:19,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:19,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a15a2f5b-56e4-48ff-beec-243d21a96897/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:19,670 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:33:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-21 18:33:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:33:19,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:33:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:33:19,672 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:33:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-21 18:33:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:33:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:33:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:33:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:33:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:33:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:19,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:33:19,676 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:33:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:33:19,676 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:33:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:33:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:33:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-21 18:33:19,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-21 18:33:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-21 18:33:19,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:33:19,678 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:33:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:33:19,679 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:33:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:33:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:33:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-21 18:33:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:33:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-21 18:33:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:33:19,681 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:33:19,682 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:33:19,683 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:33:19,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:33:20,340 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:20,343 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:22,355 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:23,442 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:23,442 INFO L308 CfgBuilder]: Removed 29 assume(true) statements. [2023-11-21 18:33:23,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:23 BoogieIcfgContainer [2023-11-21 18:33:23,445 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:23,446 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:23,446 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:23,459 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:23,459 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:23" (1/1) ... [2023-11-21 18:33:23,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:33:23,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 390 states and 550 transitions. [2023-11-21 18:33:23,592 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 550 transitions. [2023-11-21 18:33:23,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:33:23,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:23,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:24,373 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 18:33:24,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:24,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 392 states and 553 transitions. [2023-11-21 18:33:24,502 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 553 transitions. [2023-11-21 18:33:24,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:33:24,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:24,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:24,683 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 18:33:24,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:24,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 393 states and 554 transitions. [2023-11-21 18:33:24,708 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 554 transitions. [2023-11-21 18:33:24,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:33:24,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:24,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:24,912 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 18:33:24,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:24,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 395 states and 557 transitions. [2023-11-21 18:33:24,962 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 557 transitions. [2023-11-21 18:33:24,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:33:24,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:24,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,120 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 18:33:25,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 394 states and 556 transitions. [2023-11-21 18:33:25,199 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 556 transitions. [2023-11-21 18:33:25,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:33:25,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,346 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 18:33:25,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 395 states and 557 transitions. [2023-11-21 18:33:25,403 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 557 transitions. [2023-11-21 18:33:25,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:33:25,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,553 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 18:33:25,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 394 states and 556 transitions. [2023-11-21 18:33:25,703 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 556 transitions. [2023-11-21 18:33:25,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:33:25,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:25,894 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 18:33:25,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 393 states and 555 transitions. [2023-11-21 18:33:25,948 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 555 transitions. [2023-11-21 18:33:25,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:33:25,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:25,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:26,222 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 18:33:26,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:26,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 396 states and 558 transitions. [2023-11-21 18:33:26,430 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 558 transitions. [2023-11-21 18:33:26,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:33:26,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:26,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:26,720 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 18:33:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:26,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 399 states and 561 transitions. [2023-11-21 18:33:26,903 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 561 transitions. [2023-11-21 18:33:26,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:33:26,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:26,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:27,246 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 18:33:27,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:27,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 402 states and 564 transitions. [2023-11-21 18:33:27,452 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 564 transitions. [2023-11-21 18:33:27,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:33:27,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:27,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:27,752 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 18:33:27,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:27,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 405 states and 567 transitions. [2023-11-21 18:33:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 567 transitions. [2023-11-21 18:33:27,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:33:27,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:27,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:28,299 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 18:33:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 408 states and 570 transitions. [2023-11-21 18:33:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 570 transitions. [2023-11-21 18:33:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:33:28,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:28,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:28,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:28,905 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 18:33:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:29,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 411 states and 573 transitions. [2023-11-21 18:33:29,177 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 573 transitions. [2023-11-21 18:33:29,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:33:29,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:29,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:29,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:29,588 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 18:33:29,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:29,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 414 states and 576 transitions. [2023-11-21 18:33:29,847 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 576 transitions. [2023-11-21 18:33:29,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:33:29,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:29,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:30,283 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 18:33:30,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:30,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 417 states and 578 transitions. [2023-11-21 18:33:30,453 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 578 transitions. [2023-11-21 18:33:30,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:33:30,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:30,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:30,879 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 18:33:31,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:31,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 416 states and 577 transitions. [2023-11-21 18:33:31,109 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 577 transitions. [2023-11-21 18:33:31,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:33:31,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:31,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:31,305 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 18:33:31,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:31,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 415 states and 576 transitions. [2023-11-21 18:33:31,339 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 576 transitions. [2023-11-21 18:33:31,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:33:31,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:31,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:31,573 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 18:33:31,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:31,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 414 states and 575 transitions. [2023-11-21 18:33:31,716 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 575 transitions. [2023-11-21 18:33:31,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:33:31,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:31,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:31,925 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 18:33:32,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:32,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 415 states and 577 transitions. [2023-11-21 18:33:32,032 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 577 transitions. [2023-11-21 18:33:32,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:33:32,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:32,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:32,200 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 18:33:32,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:32,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 416 states and 578 transitions. [2023-11-21 18:33:32,223 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 578 transitions. [2023-11-21 18:33:32,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:33:32,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:32,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:32,426 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 18:33:32,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 417 states and 579 transitions. [2023-11-21 18:33:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 579 transitions. [2023-11-21 18:33:32,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:33:32,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:32,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:32,717 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 18:33:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:32,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 420 states and 583 transitions. [2023-11-21 18:33:32,801 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 583 transitions. [2023-11-21 18:33:32,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:33:32,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:32,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:33,020 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 18:33:33,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:33,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 421 states and 584 transitions. [2023-11-21 18:33:33,043 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 584 transitions. [2023-11-21 18:33:33,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:33:33,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:33,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:33,282 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 18:33:33,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:33,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 427 states and 595 transitions. [2023-11-21 18:33:33,832 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 595 transitions. [2023-11-21 18:33:33,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:33:33,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:33,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:34,094 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 18:33:34,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:34,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 429 states and 599 transitions. [2023-11-21 18:33:34,504 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 599 transitions. [2023-11-21 18:33:34,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:33:34,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:34,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:34,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:34,698 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 18:33:34,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:34,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 430 states and 600 transitions. [2023-11-21 18:33:34,726 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 600 transitions. [2023-11-21 18:33:34,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:33:34,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:34,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:34,964 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 18:33:35,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:35,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 429 states and 599 transitions. [2023-11-21 18:33:35,258 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 599 transitions. [2023-11-21 18:33:35,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:33:35,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:35,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:35,583 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 18:33:35,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:35,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 432 states and 604 transitions. [2023-11-21 18:33:35,778 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 604 transitions. [2023-11-21 18:33:35,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:33:35,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:35,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:35,995 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 18:33:36,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:36,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 434 states and 606 transitions. [2023-11-21 18:33:36,528 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 606 transitions. [2023-11-21 18:33:36,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:33:36,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:36,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:36,888 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 18:33:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:37,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 435 states and 609 transitions. [2023-11-21 18:33:37,666 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 609 transitions. [2023-11-21 18:33:37,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:33:37,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:37,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:38,021 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 18:33:38,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:38,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 439 states and 614 transitions. [2023-11-21 18:33:38,356 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 614 transitions. [2023-11-21 18:33:38,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:33:38,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:38,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:38,576 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 18:33:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:38,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 440 states and 614 transitions. [2023-11-21 18:33:38,728 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 614 transitions. [2023-11-21 18:33:38,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:33:38,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:38,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:39,035 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 18:33:39,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:39,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 444 states and 619 transitions. [2023-11-21 18:33:39,146 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 619 transitions. [2023-11-21 18:33:39,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:33:39,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:39,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:39,516 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 18:33:40,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 443 states and 618 transitions. [2023-11-21 18:33:40,025 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 618 transitions. [2023-11-21 18:33:40,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:33:40,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:40,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:40,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:40,311 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 18:33:40,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:40,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 444 states and 619 transitions. [2023-11-21 18:33:40,663 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 619 transitions. [2023-11-21 18:33:40,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:33:40,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:40,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:41,036 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 18:33:41,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:41,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 445 states and 620 transitions. [2023-11-21 18:33:41,136 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 620 transitions. [2023-11-21 18:33:41,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:33:41,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:41,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:41,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:41,519 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 18:33:41,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:41,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 449 states and 625 transitions. [2023-11-21 18:33:41,766 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 625 transitions. [2023-11-21 18:33:41,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:33:41,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:41,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:42,048 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 18:33:42,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:42,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 450 states and 626 transitions. [2023-11-21 18:33:42,070 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 626 transitions. [2023-11-21 18:33:42,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:33:42,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:42,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:42,363 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 18:33:42,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 451 states and 628 transitions. [2023-11-21 18:33:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 628 transitions. [2023-11-21 18:33:42,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:33:42,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:42,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:43,014 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 18:33:43,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:43,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 452 states and 628 transitions. [2023-11-21 18:33:43,345 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 628 transitions. [2023-11-21 18:33:43,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:33:43,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:43,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:43,594 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 18:33:43,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:43,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 455 states and 632 transitions. [2023-11-21 18:33:43,901 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 632 transitions. [2023-11-21 18:33:43,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:33:43,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:43,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:44,327 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 18:33:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:44,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 459 states and 637 transitions. [2023-11-21 18:33:44,618 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 637 transitions. [2023-11-21 18:33:44,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:33:44,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:44,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:44,858 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 18:33:44,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:44,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 460 states and 638 transitions. [2023-11-21 18:33:44,881 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 638 transitions. [2023-11-21 18:33:44,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:33:44,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:44,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:45,208 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 18:33:46,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 469 states and 654 transitions. [2023-11-21 18:33:46,993 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 654 transitions. [2023-11-21 18:33:46,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:33:46,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:46,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:47,236 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 18:33:47,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:47,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 470 states and 655 transitions. [2023-11-21 18:33:47,788 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 655 transitions. [2023-11-21 18:33:47,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:33:47,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:47,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:48,014 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 18:33:48,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 472 states and 658 transitions. [2023-11-21 18:33:48,032 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 658 transitions. [2023-11-21 18:33:48,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:33:48,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:48,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:48,349 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 18:33:50,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:50,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 482 states and 674 transitions. [2023-11-21 18:33:50,358 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 674 transitions. [2023-11-21 18:33:50,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:33:50,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:50,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:50,649 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 18:33:50,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:50,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 481 states and 672 transitions. [2023-11-21 18:33:50,792 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 672 transitions. [2023-11-21 18:33:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:33:50,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:50,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:51,173 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 18:33:51,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:51,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 480 states and 671 transitions. [2023-11-21 18:33:51,302 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 671 transitions. [2023-11-21 18:33:51,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:33:51,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:51,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:51,674 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 18:33:51,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 479 states and 670 transitions. [2023-11-21 18:33:51,976 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 670 transitions. [2023-11-21 18:33:51,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:33:51,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:51,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:52,222 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 18:33:52,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:52,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 478 states and 669 transitions. [2023-11-21 18:33:52,249 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 669 transitions. [2023-11-21 18:33:52,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:33:52,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:52,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:52,604 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 18:33:52,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:52,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 477 states and 668 transitions. [2023-11-21 18:33:52,891 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 668 transitions. [2023-11-21 18:33:52,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:33:52,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:52,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:53,330 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 18:33:53,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:53,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 481 states and 673 transitions. [2023-11-21 18:33:53,662 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 673 transitions. [2023-11-21 18:33:53,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:33:53,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:53,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:53,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:53,858 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-21 18:33:54,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:54,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 478 states and 666 transitions. [2023-11-21 18:33:54,260 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 666 transitions. [2023-11-21 18:33:54,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:33:54,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:54,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:54,502 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 18:33:54,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:54,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 480 states and 667 transitions. [2023-11-21 18:33:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 667 transitions. [2023-11-21 18:33:54,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:33:54,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:54,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:55,084 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 18:33:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:55,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 479 states and 666 transitions. [2023-11-21 18:33:55,198 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 666 transitions. [2023-11-21 18:33:55,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:33:55,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:55,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:55,735 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.