./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/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_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f341eaff5b8d59d4b432d28ef9496964fb23f130f25d76d129a608308250bd30 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:20:33,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:33,515 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:20:33,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:20:33,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:20:33,565 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:33,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:33,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:33,568 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:33,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:33,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:33,575 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:33,576 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:20:33,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:33,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:33,579 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:33,579 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:33,580 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:33,580 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:33,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:33,581 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:33,582 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:33,583 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:33,584 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:33,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:33,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:33,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:33,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:33,587 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:33,587 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:20:33,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:20:33,589 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:33,589 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_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f341eaff5b8d59d4b432d28ef9496964fb23f130f25d76d129a608308250bd30 [2023-11-23 20:20:33,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:33,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:33,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:33,967 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:33,968 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:33,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2023-11-23 20:20:37,094 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:20:37,606 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:20:37,607 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2023-11-23 20:20:37,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/data/9c14631df/c1652cf4fb34489989fb14489d3d255f/FLAG773909354 [2023-11-23 20:20:37,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/data/9c14631df/c1652cf4fb34489989fb14489d3d255f [2023-11-23 20:20:37,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:20:37,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:20:37,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:37,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:20:37,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:20:37,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:37" (1/1) ... [2023-11-23 20:20:37,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1376ddb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:37, skipping insertion in model container [2023-11-23 20:20:37,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:37" (1/1) ... [2023-11-23 20:20:37,796 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:39,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:39,406 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:20:39,715 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:39,905 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:39,906 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:39,906 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:39,906 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:39,907 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:39,907 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:39,907 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:39,907 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:39,915 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:20:39,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39 WrapperNode [2023-11-23 20:20:39,916 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:39,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:39,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:20:39,918 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:20:39,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,191 INFO L138 Inliner]: procedures = 577, calls = 489, calls flagged for inlining = 31, calls inlined = 29, statements flattened = 1934 [2023-11-23 20:20:40,195 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:40,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:20:40,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:20:40,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:20:40,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,333 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:20:40,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:20:40,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:20:40,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:20:40,362 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:39" (1/1) ... [2023-11-23 20:20:40,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:40,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:20:40,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:20:40,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3699963-31ec-44a7-988d-ec0e68a9f6d2/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:20:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:20:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-23 20:20:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:20:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:20:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:20:40,434 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:20:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 20:20:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:20:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:20:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:20:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:20:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:20:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:20:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:20:40,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:20:40,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:20:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:20:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:20:40,438 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:20:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:20:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:20:40,438 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-23 20:20:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-23 20:20:40,439 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 20:20:40,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:20:40,439 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:20:40,440 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:20:40,441 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:20:40,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:20:40,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:20:40,441 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-23 20:20:40,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:20:40,442 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-23 20:20:40,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:20:40,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:20:40,444 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:20:40,445 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:20:40,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:20:40,882 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:20:40,884 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:42,675 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:43,481 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:20:43,481 INFO L309 CfgBuilder]: Removed 29 assume(true) statements. [2023-11-23 20:20:43,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:43 BoogieIcfgContainer [2023-11-23 20:20:43,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:20:43,484 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:20:43,484 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:20:43,494 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:20:43,494 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:43" (1/1) ... [2023-11-23 20:20:43,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:20:43,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:43,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 390 states and 550 transitions. [2023-11-23 20:20:43,588 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 550 transitions. [2023-11-23 20:20:43,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:20:43,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:43,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:44,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 392 states and 553 transitions. [2023-11-23 20:20:44,199 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 553 transitions. [2023-11-23 20:20:44,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:20:44,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:44,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 393 states and 554 transitions. [2023-11-23 20:20:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 554 transitions. [2023-11-23 20:20:44,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:20:44,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:44,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 395 states and 557 transitions. [2023-11-23 20:20:44,610 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 557 transitions. [2023-11-23 20:20:44,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:20:44,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:44,821 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:20:44,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 394 states and 556 transitions. [2023-11-23 20:20:44,905 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 556 transitions. [2023-11-23 20:20:44,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:20:44,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:44,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:45,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:45,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 395 states and 557 transitions. [2023-11-23 20:20:45,147 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 557 transitions. [2023-11-23 20:20:45,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:20:45,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:45,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:45,301 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:45,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:45,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 394 states and 556 transitions. [2023-11-23 20:20:45,440 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 556 transitions. [2023-11-23 20:20:45,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:20:45,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:45,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:45,608 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:20:45,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:45,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 393 states and 555 transitions. [2023-11-23 20:20:45,643 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 555 transitions. [2023-11-23 20:20:45,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:20:45,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:45,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:46,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:46,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 396 states and 558 transitions. [2023-11-23 20:20:46,053 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 558 transitions. [2023-11-23 20:20:46,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:20:46,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:46,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:46,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:46,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 399 states and 561 transitions. [2023-11-23 20:20:46,434 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 561 transitions. [2023-11-23 20:20:46,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:20:46,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:46,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:46,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:46,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 402 states and 564 transitions. [2023-11-23 20:20:46,952 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 564 transitions. [2023-11-23 20:20:46,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:20:46,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:46,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:47,211 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:47,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:47,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 405 states and 567 transitions. [2023-11-23 20:20:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 567 transitions. [2023-11-23 20:20:47,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:20:47,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:47,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:47,738 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:47,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:47,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 408 states and 570 transitions. [2023-11-23 20:20:47,948 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 570 transitions. [2023-11-23 20:20:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:20:47,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:47,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:48,272 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:48,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:48,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 411 states and 573 transitions. [2023-11-23 20:20:48,494 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 573 transitions. [2023-11-23 20:20:48,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:20:48,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:48,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:48,910 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:49,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:49,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 414 states and 576 transitions. [2023-11-23 20:20:49,157 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 576 transitions. [2023-11-23 20:20:49,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:20:49,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:49,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:49,520 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:49,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:49,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 417 states and 578 transitions. [2023-11-23 20:20:49,696 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 578 transitions. [2023-11-23 20:20:49,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:20:49,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:49,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:50,047 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:50,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 416 states and 577 transitions. [2023-11-23 20:20:50,264 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 577 transitions. [2023-11-23 20:20:50,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:20:50,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:50,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:50,430 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:50,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:50,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 415 states and 576 transitions. [2023-11-23 20:20:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 576 transitions. [2023-11-23 20:20:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:20:50,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:50,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:50,628 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:50,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:50,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 414 states and 575 transitions. [2023-11-23 20:20:50,761 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 575 transitions. [2023-11-23 20:20:50,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:20:50,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:50,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:51,026 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:51,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:51,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 415 states and 577 transitions. [2023-11-23 20:20:51,128 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 577 transitions. [2023-11-23 20:20:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:20:51,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:51,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:51,298 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:51,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:51,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 416 states and 578 transitions. [2023-11-23 20:20:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 578 transitions. [2023-11-23 20:20:51,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:20:51,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:51,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:51,496 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:51,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 417 states and 579 transitions. [2023-11-23 20:20:51,519 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 579 transitions. [2023-11-23 20:20:51,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:20:51,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:51,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:51,821 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:51,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:51,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 420 states and 583 transitions. [2023-11-23 20:20:51,921 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 583 transitions. [2023-11-23 20:20:51,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:20:51,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:51,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,150 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:52,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 421 states and 584 transitions. [2023-11-23 20:20:52,172 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 584 transitions. [2023-11-23 20:20:52,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:20:52,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:52,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:52,401 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:20:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 427 states and 595 transitions. [2023-11-23 20:20:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 595 transitions. [2023-11-23 20:20:52,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:20:52,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:52,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:53,210 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:53,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 429 states and 599 transitions. [2023-11-23 20:20:53,574 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 599 transitions. [2023-11-23 20:20:53,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:20:53,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:53,787 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:20:53,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:53,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 430 states and 600 transitions. [2023-11-23 20:20:53,815 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 600 transitions. [2023-11-23 20:20:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:20:53,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:53,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,037 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:20:54,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 429 states and 599 transitions. [2023-11-23 20:20:54,297 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 599 transitions. [2023-11-23 20:20:54,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:20:54,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:54,600 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:54,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:54,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 432 states and 604 transitions. [2023-11-23 20:20:54,784 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 604 transitions. [2023-11-23 20:20:54,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:54,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:54,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,126 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:20:55,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 433 states and 606 transitions. [2023-11-23 20:20:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 606 transitions. [2023-11-23 20:20:55,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:55,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:55,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:20:56,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:56,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 435 states and 609 transitions. [2023-11-23 20:20:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 609 transitions. [2023-11-23 20:20:56,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:56,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:56,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:56,681 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:57,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:57,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 439 states and 614 transitions. [2023-11-23 20:20:57,009 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 614 transitions. [2023-11-23 20:20:57,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:20:57,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:57,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:57,228 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:20:57,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:57,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 440 states and 614 transitions. [2023-11-23 20:20:57,378 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 614 transitions. [2023-11-23 20:20:57,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:20:57,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:57,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:57,677 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:57,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:57,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 444 states and 619 transitions. [2023-11-23 20:20:57,787 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 619 transitions. [2023-11-23 20:20:57,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:20:57,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:57,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:58,211 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-23 20:20:58,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:58,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 443 states and 618 transitions. [2023-11-23 20:20:58,645 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 618 transitions. [2023-11-23 20:20:58,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:20:58,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:58,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:58,982 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:20:59,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 444 states and 619 transitions. [2023-11-23 20:20:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 619 transitions. [2023-11-23 20:20:59,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:20:59,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:59,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:20:59,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:59,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 445 states and 620 transitions. [2023-11-23 20:20:59,774 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 620 transitions. [2023-11-23 20:20:59,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:20:59,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:59,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:00,126 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:00,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:00,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 449 states and 625 transitions. [2023-11-23 20:21:00,354 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 625 transitions. [2023-11-23 20:21:00,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:21:00,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:00,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:00,856 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:00,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:00,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 450 states and 626 transitions. [2023-11-23 20:21:00,883 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 626 transitions. [2023-11-23 20:21:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:21:00,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:00,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:01,148 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:21:01,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:01,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 451 states and 628 transitions. [2023-11-23 20:21:01,448 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 628 transitions. [2023-11-23 20:21:01,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:21:01,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:01,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:01,675 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:21:01,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:01,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 452 states and 628 transitions. [2023-11-23 20:21:01,981 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 628 transitions. [2023-11-23 20:21:01,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:21:01,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:01,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:02,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:02,214 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:02,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:02,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 455 states and 632 transitions. [2023-11-23 20:21:02,509 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 632 transitions. [2023-11-23 20:21:02,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:21:02,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:02,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:03,000 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:03,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 459 states and 637 transitions. [2023-11-23 20:21:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 637 transitions. [2023-11-23 20:21:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:21:03,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:03,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:03,462 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:03,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:03,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 460 states and 638 transitions. [2023-11-23 20:21:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 638 transitions. [2023-11-23 20:21:03,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:21:03,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:03,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:21:05,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:05,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 469 states and 654 transitions. [2023-11-23 20:21:05,684 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 654 transitions. [2023-11-23 20:21:05,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:21:05,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:05,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:05,927 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-23 20:21:06,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 467 states and 649 transitions. [2023-11-23 20:21:06,116 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 649 transitions. [2023-11-23 20:21:06,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:21:06,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:06,345 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:06,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:06,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 469 states and 652 transitions. [2023-11-23 20:21:06,363 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 652 transitions. [2023-11-23 20:21:06,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:21:06,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:06,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:06,663 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:21:08,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:08,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 479 states and 667 transitions. [2023-11-23 20:21:08,724 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 667 transitions. [2023-11-23 20:21:08,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:21:08,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:08,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:09,069 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:09,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:09,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 478 states and 665 transitions. [2023-11-23 20:21:09,219 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 665 transitions. [2023-11-23 20:21:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:21:09,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:09,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:09,540 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:09,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:09,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 477 states and 664 transitions. [2023-11-23 20:21:09,663 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 664 transitions. [2023-11-23 20:21:09,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:21:09,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:09,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:10,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:10,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 476 states and 663 transitions. [2023-11-23 20:21:10,234 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 663 transitions. [2023-11-23 20:21:10,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:21:10,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:10,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:10,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:10,421 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:10,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:10,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 475 states and 662 transitions. [2023-11-23 20:21:10,446 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 662 transitions. [2023-11-23 20:21:10,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:21:10,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:10,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:10,749 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:11,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 474 states and 661 transitions. [2023-11-23 20:21:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 661 transitions. [2023-11-23 20:21:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:21:11,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:11,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:11,561 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:11,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:11,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 478 states and 666 transitions. [2023-11-23 20:21:11,871 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 666 transitions. [2023-11-23 20:21:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:21:11,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:11,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:12,182 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:21:12,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:12,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 480 states and 667 transitions. [2023-11-23 20:21:12,613 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 667 transitions. [2023-11-23 20:21:12,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:21:12,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:12,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:12,813 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:12,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:12,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 479 states and 666 transitions. [2023-11-23 20:21:12,838 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 666 transitions. [2023-11-23 20:21:12,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:21:12,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:12,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:13,328 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:13,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:13,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 483 states and 671 transitions. [2023-11-23 20:21:13,931 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 671 transitions. [2023-11-23 20:21:13,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:21:13,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:13,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:14,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:14,209 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:21:14,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:14,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 484 states and 671 transitions. [2023-11-23 20:21:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 671 transitions. [2023-11-23 20:21:14,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:21:14,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:14,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:21:14,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 486 states and 672 transitions. [2023-11-23 20:21:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 672 transitions. [2023-11-23 20:21:14,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:21:14,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:14,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:15,361 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:15,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:15,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 485 states and 671 transitions. [2023-11-23 20:21:15,682 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 671 transitions. [2023-11-23 20:21:15,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:21:15,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:15,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:15,830 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:21:15,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:15,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 485 states and 667 transitions. [2023-11-23 20:21:15,864 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 667 transitions. [2023-11-23 20:21:15,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:21:15,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:15,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:21:16,901 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:21:17,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:17,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 487 states and 672 transitions. [2023-11-23 20:21:17,227 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 672 transitions. [2023-11-23 20:21:17,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:21:17,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:17,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:21:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat