./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8284ff34e06e895e53809528da5279897bab7f9d203b904176dcbdf69fe99f4e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:46:48,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:46:48,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:46:48,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:46:48,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:46:48,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:46:48,546 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:46:48,547 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:46:48,547 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:46:48,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:46:48,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:46:48,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:46:48,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:46:48,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:46:48,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:46:48,552 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:46:48,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:46:48,553 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:46:48,554 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:46:48,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:46:48,555 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:46:48,556 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:46:48,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:46:48,557 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:46:48,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:46:48,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:48,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:46:48,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:46:48,560 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:46:48,561 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:46:48,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:46:48,562 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:46:48,563 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_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8284ff34e06e895e53809528da5279897bab7f9d203b904176dcbdf69fe99f4e [2023-11-21 18:46:48,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:46:48,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:46:48,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:46:48,970 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:46:48,971 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:46:48,972 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/wc-1.i [2023-11-21 18:46:52,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:46:52,635 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:46:52,636 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/sv-benchmarks/c/busybox-1.22.0/wc-1.i [2023-11-21 18:46:52,676 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/data/74ef1f7f0/eccb1a571ebb420984df76a0ebb2cfff/FLAG24eae306c [2023-11-21 18:46:52,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/data/74ef1f7f0/eccb1a571ebb420984df76a0ebb2cfff [2023-11-21 18:46:52,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:46:52,706 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:46:52,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:52,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:46:52,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:46:52,718 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:52" (1/1) ... [2023-11-21 18:46:52,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1623a700 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:52, skipping insertion in model container [2023-11-21 18:46:52,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:52" (1/1) ... [2023-11-21 18:46:52,821 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:46:54,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:54,365 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:46:54,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:54,851 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:54,851 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:54,851 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:54,851 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:54,852 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:54,852 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:54,852 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:54,852 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:54,860 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:46:54,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54 WrapperNode [2023-11-21 18:46:54,861 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:54,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:54,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:46:54,864 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:46:54,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:54,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:55,102 INFO L138 Inliner]: procedures = 577, calls = 489, calls flagged for inlining = 31, calls inlined = 29, statements flattened = 1942 [2023-11-21 18:46:55,103 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:55,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:46:55,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:46:55,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:46:55,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:55,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:55,145 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:55,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:55,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:55,283 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:55,299 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:55,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:55,351 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:46:55,352 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:46:55,353 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:46:55,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:46:55,354 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:55,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:55,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:46:55,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:46:55,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a28fe13-959c-42df-b2d7-78ae46e05cca/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:46:55,435 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:46:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-21 18:46:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:46:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:46:55,436 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:46:55,437 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:46:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-21 18:46:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:46:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:46:55,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:46:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:46:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:46:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:46:55,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:46:55,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:46:55,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:46:55,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:46:55,440 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:46:55,441 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:46:55,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:46:55,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:46:55,441 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-21 18:46:55,441 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-21 18:46:55,442 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-21 18:46:55,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:46:55,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:46:55,443 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:46:55,443 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:46:55,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:46:55,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:46:55,444 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-21 18:46:55,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:46:55,445 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-21 18:46:55,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:46:55,446 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:46:55,447 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:46:55,447 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:46:55,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:46:55,978 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:46:55,980 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:46:57,762 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:46:58,651 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:46:58,651 INFO L308 CfgBuilder]: Removed 29 assume(true) statements. [2023-11-21 18:46:58,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:58 BoogieIcfgContainer [2023-11-21 18:46:58,653 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:46:58,654 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:46:58,654 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:46:58,665 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:46:58,665 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:58" (1/1) ... [2023-11-21 18:46:58,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:46:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 406 states and 566 transitions. [2023-11-21 18:46:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 566 transitions. [2023-11-21 18:46:58,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:46:58,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:58,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:59,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:59,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:59,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:59,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 408 states and 569 transitions. [2023-11-21 18:46:59,552 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 569 transitions. [2023-11-21 18:46:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:46:59,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:59,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:59,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:59,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:59,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:59,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 409 states and 570 transitions. [2023-11-21 18:46:59,793 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 570 transitions. [2023-11-21 18:46:59,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:46:59,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:59,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:59,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:00,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 411 states and 573 transitions. [2023-11-21 18:47:00,030 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 573 transitions. [2023-11-21 18:47:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:47:00,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:00,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:00,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:47:00,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:00,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 410 states and 572 transitions. [2023-11-21 18:47:00,266 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 572 transitions. [2023-11-21 18:47:00,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:47:00,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:00,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:00,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:00,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:00,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 411 states and 573 transitions. [2023-11-21 18:47:00,558 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 573 transitions. [2023-11-21 18:47:00,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:47:00,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:00,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:00,792 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:47:00,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:00,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 410 states and 572 transitions. [2023-11-21 18:47:00,945 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 572 transitions. [2023-11-21 18:47:00,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:47:00,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:00,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:01,129 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:01,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:01,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 409 states and 571 transitions. [2023-11-21 18:47:01,200 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 571 transitions. [2023-11-21 18:47:01,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:47:01,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:01,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:01,433 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:01,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:01,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 412 states and 574 transitions. [2023-11-21 18:47:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 574 transitions. [2023-11-21 18:47:01,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:01,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:01,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:01,938 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:02,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:02,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 415 states and 577 transitions. [2023-11-21 18:47:02,114 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 577 transitions. [2023-11-21 18:47:02,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:47:02,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:02,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:02,394 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:02,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:02,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 418 states and 580 transitions. [2023-11-21 18:47:02,596 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 580 transitions. [2023-11-21 18:47:02,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:47:02,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:02,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:02,942 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:03,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:03,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 421 states and 583 transitions. [2023-11-21 18:47:03,212 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 583 transitions. [2023-11-21 18:47:03,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:47:03,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:03,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:03,583 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:03,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:03,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 424 states and 586 transitions. [2023-11-21 18:47:03,829 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 586 transitions. [2023-11-21 18:47:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:47:03,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:03,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:04,261 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:04,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 427 states and 589 transitions. [2023-11-21 18:47:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 589 transitions. [2023-11-21 18:47:04,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:47:04,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:04,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:04,942 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:05,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:05,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 430 states and 592 transitions. [2023-11-21 18:47:05,196 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 592 transitions. [2023-11-21 18:47:05,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:47:05,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:05,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:05,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:05,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 433 states and 594 transitions. [2023-11-21 18:47:05,747 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 594 transitions. [2023-11-21 18:47:05,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:47:05,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:05,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:06,147 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:06,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 432 states and 593 transitions. [2023-11-21 18:47:06,365 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 593 transitions. [2023-11-21 18:47:06,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:47:06,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:06,527 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:06,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 431 states and 592 transitions. [2023-11-21 18:47:06,551 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 592 transitions. [2023-11-21 18:47:06,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:47:06,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:06,730 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:06,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 430 states and 591 transitions. [2023-11-21 18:47:06,860 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 591 transitions. [2023-11-21 18:47:06,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:47:06,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:07,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:07,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 431 states and 593 transitions. [2023-11-21 18:47:07,161 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 593 transitions. [2023-11-21 18:47:07,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:47:07,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:07,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:07,335 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:07,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:07,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 432 states and 594 transitions. [2023-11-21 18:47:07,359 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 594 transitions. [2023-11-21 18:47:07,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:47:07,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:07,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:07,574 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:07,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 433 states and 595 transitions. [2023-11-21 18:47:07,602 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 595 transitions. [2023-11-21 18:47:07,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:47:07,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:07,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:07,929 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:08,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:08,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 436 states and 599 transitions. [2023-11-21 18:47:08,039 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 599 transitions. [2023-11-21 18:47:08,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:47:08,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:08,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:08,270 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:08,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 437 states and 600 transitions. [2023-11-21 18:47:08,298 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 600 transitions. [2023-11-21 18:47:08,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:47:08,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:08,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:08,525 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:47:09,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:09,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 443 states and 611 transitions. [2023-11-21 18:47:09,042 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 611 transitions. [2023-11-21 18:47:09,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:47:09,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:09,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:09,323 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:09,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:09,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 445 states and 615 transitions. [2023-11-21 18:47:09,713 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 615 transitions. [2023-11-21 18:47:09,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:47:09,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:09,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:09,890 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:47:09,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:09,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 446 states and 616 transitions. [2023-11-21 18:47:09,916 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 616 transitions. [2023-11-21 18:47:09,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:47:09,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:09,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:10,129 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:47:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:10,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 445 states and 615 transitions. [2023-11-21 18:47:10,414 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 615 transitions. [2023-11-21 18:47:10,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:47:10,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:10,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:10,717 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:10,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:10,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 448 states and 620 transitions. [2023-11-21 18:47:10,924 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 620 transitions. [2023-11-21 18:47:10,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:47:10,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:10,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:11,229 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:47:11,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:11,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 449 states and 622 transitions. [2023-11-21 18:47:11,839 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 622 transitions. [2023-11-21 18:47:11,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:47:11,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:11,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:12,021 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:47:12,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:12,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 451 states and 625 transitions. [2023-11-21 18:47:12,528 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 625 transitions. [2023-11-21 18:47:12,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:47:12,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:12,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:12,893 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:13,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 455 states and 630 transitions. [2023-11-21 18:47:13,218 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 630 transitions. [2023-11-21 18:47:13,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:47:13,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:13,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:13,401 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:47:13,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 456 states and 630 transitions. [2023-11-21 18:47:13,553 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 630 transitions. [2023-11-21 18:47:13,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:47:13,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:13,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:13,862 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:13,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:13,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 460 states and 635 transitions. [2023-11-21 18:47:13,972 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 635 transitions. [2023-11-21 18:47:13,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:47:13,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:13,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:14,401 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-21 18:47:14,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:14,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 459 states and 634 transitions. [2023-11-21 18:47:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 634 transitions. [2023-11-21 18:47:14,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:47:14,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:14,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:15,203 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:47:15,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:15,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 460 states and 635 transitions. [2023-11-21 18:47:15,605 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 635 transitions. [2023-11-21 18:47:15,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:47:15,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:15,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:15,960 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:16,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 461 states and 636 transitions. [2023-11-21 18:47:16,060 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 636 transitions. [2023-11-21 18:47:16,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:47:16,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:16,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:16,392 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:16,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:16,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 465 states and 641 transitions. [2023-11-21 18:47:16,657 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 641 transitions. [2023-11-21 18:47:16,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:47:16,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:16,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:16,929 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:16,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:16,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 466 states and 642 transitions. [2023-11-21 18:47:16,952 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 642 transitions. [2023-11-21 18:47:16,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:47:16,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:16,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:17,154 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:47:17,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 467 states and 644 transitions. [2023-11-21 18:47:17,441 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 644 transitions. [2023-11-21 18:47:17,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:47:17,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:17,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:47:17,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 468 states and 644 transitions. [2023-11-21 18:47:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 644 transitions. [2023-11-21 18:47:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:47:17,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:17,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:18,229 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:18,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 471 states and 648 transitions. [2023-11-21 18:47:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 648 transitions. [2023-11-21 18:47:18,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:47:18,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:18,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:18,917 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:19,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:19,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 475 states and 653 transitions. [2023-11-21 18:47:19,155 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 653 transitions. [2023-11-21 18:47:19,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:47:19,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:19,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:19,383 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:19,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:19,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 476 states and 654 transitions. [2023-11-21 18:47:19,408 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 654 transitions. [2023-11-21 18:47:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:47:19,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:19,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:47:21,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:21,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 485 states and 670 transitions. [2023-11-21 18:47:21,682 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 670 transitions. [2023-11-21 18:47:21,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:47:21,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:21,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:21,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:21,880 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-21 18:47:22,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:22,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 483 states and 665 transitions. [2023-11-21 18:47:22,074 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 665 transitions. [2023-11-21 18:47:22,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:47:22,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:22,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:22,306 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:22,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:22,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 485 states and 668 transitions. [2023-11-21 18:47:22,327 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 668 transitions. [2023-11-21 18:47:22,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:47:22,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:22,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:22,699 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:47:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:24,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 495 states and 683 transitions. [2023-11-21 18:47:24,850 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 683 transitions. [2023-11-21 18:47:24,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:47:24,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:24,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:25,158 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:25,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:25,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 494 states and 681 transitions. [2023-11-21 18:47:25,295 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 681 transitions. [2023-11-21 18:47:25,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:47:25,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:25,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:25,687 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:25,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 493 states and 680 transitions. [2023-11-21 18:47:25,816 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 680 transitions. [2023-11-21 18:47:25,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:47:25,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:25,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:26,116 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:26,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:26,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 492 states and 679 transitions. [2023-11-21 18:47:26,403 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 679 transitions. [2023-11-21 18:47:26,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:47:26,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:26,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:26,646 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:26,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:26,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 491 states and 678 transitions. [2023-11-21 18:47:26,671 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 678 transitions. [2023-11-21 18:47:26,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:47:26,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:26,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:26,996 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:27,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 490 states and 677 transitions. [2023-11-21 18:47:27,312 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 677 transitions. [2023-11-21 18:47:27,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:47:27,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:27,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:27,742 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:28,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:28,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 494 states and 682 transitions. [2023-11-21 18:47:28,073 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 682 transitions. [2023-11-21 18:47:28,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:47:28,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:28,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:47:28,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 496 states and 683 transitions. [2023-11-21 18:47:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 683 transitions. [2023-11-21 18:47:28,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:47:28,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:28,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:29,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 495 states and 682 transitions. [2023-11-21 18:47:29,031 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 682 transitions. [2023-11-21 18:47:29,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:47:29,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:29,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:29,532 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:30,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:30,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 499 states and 687 transitions. [2023-11-21 18:47:30,140 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 687 transitions. [2023-11-21 18:47:30,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:47:30,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:30,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:30,372 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:47:30,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:30,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 500 states and 687 transitions. [2023-11-21 18:47:30,388 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 687 transitions. [2023-11-21 18:47:30,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:47:30,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:30,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:30,623 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:47:31,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:31,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 502 states and 688 transitions. [2023-11-21 18:47:31,064 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 688 transitions. [2023-11-21 18:47:31,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:47:31,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:31,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:31,607 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:31,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:31,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 501 states and 687 transitions. [2023-11-21 18:47:31,940 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 687 transitions. [2023-11-21 18:47:31,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:47:31,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:31,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:32,090 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:47:32,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:32,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 501 states and 683 transitions. [2023-11-21 18:47:32,115 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 683 transitions. [2023-11-21 18:47:32,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:47:32,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:32,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:33,204 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.