./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/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_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/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_3c148316-6bd8-42a1-9444-255bbffa03a8/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 57f38269c4c960187df192acac7fb1cf78f174b0bc0258d373a3e5b5132a13eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:19:15,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:19:15,529 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:19:15,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:19:15,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:19:15,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:19:15,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:19:15,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:19:15,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:19:15,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:19:15,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:19:15,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:19:15,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:19:15,591 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:19:15,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:19:15,592 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:19:15,592 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:19:15,592 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:19:15,593 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:19:15,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:19:15,593 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:19:15,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:19:15,595 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:19:15,595 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:19:15,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:19:15,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:15,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:19:15,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:19:15,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:19:15,598 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:19:15,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:19:15,599 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:19:15,599 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_3c148316-6bd8-42a1-9444-255bbffa03a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57f38269c4c960187df192acac7fb1cf78f174b0bc0258d373a3e5b5132a13eb [2023-11-23 20:19:15,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:19:15,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:19:15,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:19:15,975 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:19:15,975 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:19:15,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2023-11-23 20:19:19,064 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:19:19,564 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:19:19,565 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2023-11-23 20:19:19,605 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC/data/1158754d7/64e8f5a706c34c64a5126c57aebd16ef/FLAG36c5affa6 [2023-11-23 20:19:19,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC/data/1158754d7/64e8f5a706c34c64a5126c57aebd16ef [2023-11-23 20:19:19,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:19:19,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:19:19,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:19,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:19:19,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:19:19,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:19" (1/1) ... [2023-11-23 20:19:19,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c0054a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:19, skipping insertion in model container [2023-11-23 20:19:19,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:19" (1/1) ... [2023-11-23 20:19:19,805 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:19:21,474 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:21,513 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:19:21,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:21,881 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:21,882 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:21,882 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:21,882 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:21,882 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:21,891 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:19:21,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21 WrapperNode [2023-11-23 20:19:21,892 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:21,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:21,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:19:21,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:19:21,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:21,960 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:22,084 INFO L138 Inliner]: procedures = 575, calls = 409, calls flagged for inlining = 26, calls inlined = 25, statements flattened = 1704 [2023-11-23 20:19:22,084 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:22,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:19:22,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:19:22,085 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:19:22,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:22,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:22,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:22,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:22,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:22,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:22,213 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:22,224 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:22,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:19:22,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:19:22,276 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:19:22,276 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:19:22,277 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:21" (1/1) ... [2023-11-23 20:19:22,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:22,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:19:22,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:19:22,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c148316-6bd8-42a1-9444-255bbffa03a8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:19:22,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-23 20:19:22,360 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-23 20:19:22,361 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-23 20:19:22,362 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-23 20:19:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:19:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:19:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:19:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 20:19:22,363 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 20:19:22,363 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 20:19:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:19:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:19:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:19:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:19:22,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:19:22,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:19:22,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:19:22,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:19:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:19:22,367 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:19:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 20:19:22,367 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 20:19:22,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:19:22,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:19:22,368 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-23 20:19:22,368 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-23 20:19:22,368 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 20:19:22,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:19:22,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:19:22,369 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:19:22,370 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:19:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:19:22,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:19:22,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:19:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:19:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure full_write [2023-11-23 20:19:22,372 INFO L138 BoogieDeclarations]: Found implementation of procedure full_write [2023-11-23 20:19:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 20:19:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 20:19:22,374 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 20:19:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:19:22,860 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:19:22,863 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:19:24,608 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:19:25,215 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:19:25,215 INFO L309 CfgBuilder]: Removed 30 assume(true) statements. [2023-11-23 20:19:25,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:25 BoogieIcfgContainer [2023-11-23 20:19:25,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:19:25,218 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:19:25,219 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:19:25,229 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:19:25,230 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:25" (1/1) ... [2023-11-23 20:19:25,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:19:25,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:25,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 412 states and 578 transitions. [2023-11-23 20:19:25,314 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 578 transitions. [2023-11-23 20:19:25,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:19:25,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:25,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:25,914 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 20:19:25,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:25,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 414 states and 581 transitions. [2023-11-23 20:19:25,997 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 581 transitions. [2023-11-23 20:19:25,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:19:25,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:25,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:26,179 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 20:19:26,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:26,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 415 states and 582 transitions. [2023-11-23 20:19:26,206 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 582 transitions. [2023-11-23 20:19:26,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:19:26,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:26,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:26,390 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 20:19:26,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:26,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 417 states and 585 transitions. [2023-11-23 20:19:26,457 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 585 transitions. [2023-11-23 20:19:26,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:19:26,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:26,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:26,594 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 20:19:26,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:26,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 416 states and 584 transitions. [2023-11-23 20:19:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 584 transitions. [2023-11-23 20:19:26,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:19:26,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:26,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:26,847 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 20:19:26,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:26,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 417 states and 585 transitions. [2023-11-23 20:19:26,915 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 585 transitions. [2023-11-23 20:19:26,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:19:26,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:26,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:27,063 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 20:19:27,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:27,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 416 states and 584 transitions. [2023-11-23 20:19:27,208 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 584 transitions. [2023-11-23 20:19:27,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:27,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:27,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:27,391 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 20:19:27,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:27,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 415 states and 583 transitions. [2023-11-23 20:19:27,442 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 583 transitions. [2023-11-23 20:19:27,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:19:27,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:27,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:27,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:27,658 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 20:19:27,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:27,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 418 states and 586 transitions. [2023-11-23 20:19:27,882 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 586 transitions. [2023-11-23 20:19:27,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:19:27,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:27,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:28,250 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 20:19:28,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:28,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 421 states and 589 transitions. [2023-11-23 20:19:28,441 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 589 transitions. [2023-11-23 20:19:28,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:19:28,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:28,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:28,784 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 20:19:28,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:28,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 424 states and 592 transitions. [2023-11-23 20:19:28,984 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 592 transitions. [2023-11-23 20:19:28,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:19:28,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:28,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:29,284 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 20:19:29,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:29,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 427 states and 595 transitions. [2023-11-23 20:19:29,484 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 595 transitions. [2023-11-23 20:19:29,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:19:29,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:29,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:29,773 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 20:19:29,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:29,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 430 states and 598 transitions. [2023-11-23 20:19:29,985 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 598 transitions. [2023-11-23 20:19:29,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:19:29,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:29,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:30,347 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 20:19:30,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:30,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 433 states and 601 transitions. [2023-11-23 20:19:30,607 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 601 transitions. [2023-11-23 20:19:30,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:19:30,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:30,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:30,994 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 20:19:31,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:31,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 436 states and 604 transitions. [2023-11-23 20:19:31,262 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 604 transitions. [2023-11-23 20:19:31,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:19:31,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:31,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:31,691 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 20:19:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 439 states and 606 transitions. [2023-11-23 20:19:31,880 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 606 transitions. [2023-11-23 20:19:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:19:31,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:31,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:32,287 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 20:19:32,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:32,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 438 states and 605 transitions. [2023-11-23 20:19:32,518 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 605 transitions. [2023-11-23 20:19:32,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:19:32,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:32,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:32,714 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 20:19:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 437 states and 604 transitions. [2023-11-23 20:19:32,743 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 604 transitions. [2023-11-23 20:19:32,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:19:32,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:32,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:32,927 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 20:19:33,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:33,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 436 states and 603 transitions. [2023-11-23 20:19:33,078 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 603 transitions. [2023-11-23 20:19:33,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:19:33,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:33,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:33,315 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 20:19:33,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:33,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 438 states and 606 transitions. [2023-11-23 20:19:33,402 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 606 transitions. [2023-11-23 20:19:33,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:19:33,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:33,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:33,635 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 20:19:33,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:33,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 441 states and 610 transitions. [2023-11-23 20:19:33,717 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 610 transitions. [2023-11-23 20:19:33,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:19:33,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:33,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:33,888 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 20:19:33,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:33,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 442 states and 611 transitions. [2023-11-23 20:19:33,913 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 611 transitions. [2023-11-23 20:19:33,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:19:33,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:33,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:34,072 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 20:19:34,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:34,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 443 states and 612 transitions. [2023-11-23 20:19:34,099 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 612 transitions. [2023-11-23 20:19:34,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:19:34,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:34,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:34,347 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 20:19:34,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:34,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 445 states and 615 transitions. [2023-11-23 20:19:34,523 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 615 transitions. [2023-11-23 20:19:34,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:19:34,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:34,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:34,733 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 20:19:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:35,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 451 states and 626 transitions. [2023-11-23 20:19:35,191 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 626 transitions. [2023-11-23 20:19:35,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:19:35,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:35,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:35,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:35,407 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 20:19:35,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:35,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 450 states and 625 transitions. [2023-11-23 20:19:35,709 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 625 transitions. [2023-11-23 20:19:35,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:19:35,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:35,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:35,898 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 20:19:35,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:35,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 451 states and 626 transitions. [2023-11-23 20:19:35,923 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 626 transitions. [2023-11-23 20:19:35,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:19:35,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:35,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:36,156 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 20:19:36,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 454 states and 631 transitions. [2023-11-23 20:19:36,340 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 631 transitions. [2023-11-23 20:19:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:19:36,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:36,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:36,570 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 20:19:36,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:36,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 458 states and 636 transitions. [2023-11-23 20:19:36,865 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 636 transitions. [2023-11-23 20:19:36,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:19:36,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:36,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:37,215 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 20:19:37,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:37,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 457 states and 635 transitions. [2023-11-23 20:19:37,613 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 635 transitions. [2023-11-23 20:19:37,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:19:37,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:37,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:37,776 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 20:19:38,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:38,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 459 states and 638 transitions. [2023-11-23 20:19:38,275 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 638 transitions. [2023-11-23 20:19:38,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:19:38,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:38,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:38,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:38,545 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 20:19:38,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 463 states and 643 transitions. [2023-11-23 20:19:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 643 transitions. [2023-11-23 20:19:38,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:19:38,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:38,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:39,015 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 20:19:39,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 462 states and 642 transitions. [2023-11-23 20:19:39,490 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 642 transitions. [2023-11-23 20:19:39,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:19:39,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:39,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:39,663 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 20:19:39,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:39,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 464 states and 643 transitions. [2023-11-23 20:19:39,983 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 643 transitions. [2023-11-23 20:19:39,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:19:39,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:39,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:40,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:40,259 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 20:19:40,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:40,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 465 states and 644 transitions. [2023-11-23 20:19:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 644 transitions. [2023-11-23 20:19:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:19:40,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:40,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:40,657 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 20:19:40,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:40,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 469 states and 649 transitions. [2023-11-23 20:19:40,891 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 649 transitions. [2023-11-23 20:19:40,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:19:40,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:40,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:41,151 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 20:19:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:41,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 470 states and 650 transitions. [2023-11-23 20:19:41,513 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 650 transitions. [2023-11-23 20:19:41,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:19:41,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:41,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:41,732 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 20:19:41,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:41,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 471 states and 651 transitions. [2023-11-23 20:19:41,785 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 651 transitions. [2023-11-23 20:19:41,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:19:41,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:41,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:41,976 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 20:19:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:42,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 472 states and 652 transitions. [2023-11-23 20:19:42,271 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 652 transitions. [2023-11-23 20:19:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:19:42,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:42,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:42,446 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 20:19:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:42,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 475 states and 656 transitions. [2023-11-23 20:19:42,767 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 656 transitions. [2023-11-23 20:19:42,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:19:42,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:42,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:43,132 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 20:19:43,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:43,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 479 states and 661 transitions. [2023-11-23 20:19:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 661 transitions. [2023-11-23 20:19:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:19:43,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:43,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:43,655 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 20:19:43,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:43,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 480 states and 662 transitions. [2023-11-23 20:19:43,685 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 662 transitions. [2023-11-23 20:19:43,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:19:43,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:43,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:43,888 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 20:19:43,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:43,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 482 states and 665 transitions. [2023-11-23 20:19:43,905 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 665 transitions. [2023-11-23 20:19:43,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:19:43,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:43,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:44,208 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:19:46,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 491 states and 680 transitions. [2023-11-23 20:19:46,084 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 680 transitions. [2023-11-23 20:19:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:19:46,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,327 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 20:19:46,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 490 states and 678 transitions. [2023-11-23 20:19:46,455 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 678 transitions. [2023-11-23 20:19:46,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:19:46,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,733 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 20:19:46,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 489 states and 677 transitions. [2023-11-23 20:19:46,847 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 677 transitions. [2023-11-23 20:19:46,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:19:46,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:47,161 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 20:19:49,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:49,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 499 states and 692 transitions. [2023-11-23 20:19:49,092 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 692 transitions. [2023-11-23 20:19:49,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:19:49,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:49,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:49,332 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 20:19:49,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:49,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 498 states and 691 transitions. [2023-11-23 20:19:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 691 transitions. [2023-11-23 20:19:49,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:19:49,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:49,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:49,757 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 20:19:49,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:49,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 497 states and 690 transitions. [2023-11-23 20:19:49,781 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 690 transitions. [2023-11-23 20:19:49,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:19:49,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:49,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:50,043 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 20:19:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:50,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 496 states and 689 transitions. [2023-11-23 20:19:50,316 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 689 transitions. [2023-11-23 20:19:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:19:50,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:50,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:50,743 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 20:19:51,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:51,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 500 states and 694 transitions. [2023-11-23 20:19:51,058 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 694 transitions. [2023-11-23 20:19:51,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:19:51,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:51,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:51,237 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 20:19:51,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:51,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 501 states and 694 transitions. [2023-11-23 20:19:51,253 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 694 transitions. [2023-11-23 20:19:51,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:19:51,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:51,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:51,672 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 20:19:52,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 505 states and 699 transitions. [2023-11-23 20:19:52,208 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 699 transitions. [2023-11-23 20:19:52,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:19:52,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:52,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:52,431 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 20:19:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:52,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 504 states and 698 transitions. [2023-11-23 20:19:52,461 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 698 transitions. [2023-11-23 20:19:52,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:19:52,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:52,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:52,739 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 20:19:53,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:53,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 506 states and 699 transitions. [2023-11-23 20:19:53,116 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 699 transitions. [2023-11-23 20:19:53,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:19:53,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:53,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:53,524 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 20:19:53,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:53,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 505 states and 698 transitions. [2023-11-23 20:19:53,826 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 698 transitions. [2023-11-23 20:19:53,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:19:53,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:53,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:54,134 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 20:19:54,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 507 states and 699 transitions. [2023-11-23 20:19:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 699 transitions. [2023-11-23 20:19:54,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:19:54,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:54,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:55,203 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 20:19:55,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:55,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 509 states and 704 transitions. [2023-11-23 20:19:55,529 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 704 transitions. [2023-11-23 20:19:55,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:19:55,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:55,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:19:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:58,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 511 states and 710 transitions. [2023-11-23 20:19:58,084 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 710 transitions. [2023-11-23 20:19:58,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:19:58,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:58,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:58,526 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:19:58,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:58,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 515 states and 715 transitions. [2023-11-23 20:19:58,888 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 715 transitions. [2023-11-23 20:19:58,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:19:58,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:58,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:59,974 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.