./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tee-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL --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 03b53479a229860326bd9a16bcf220f48f51b37308f964b035d484d603486daf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:16:43,358 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:16:43,494 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:16:43,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:16:43,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:16:43,561 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:16:43,562 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:16:43,563 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:16:43,564 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:16:43,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:16:43,572 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:16:43,572 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:16:43,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:16:43,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:16:43,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:16:43,576 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:16:43,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:16:43,577 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:16:43,578 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:16:43,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:16:43,579 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:16:43,580 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:16:43,580 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:16:43,581 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:16:43,582 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:16:43,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:43,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:16:43,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:16:43,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:16:43,586 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:16:43,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:16:43,588 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:16:43,588 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_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03b53479a229860326bd9a16bcf220f48f51b37308f964b035d484d603486daf [2023-11-19 03:16:43,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:16:43,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:16:43,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:16:44,001 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:16:44,002 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:16:44,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/tee-1.i [2023-11-19 03:16:47,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:16:47,871 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:16:47,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/sv-benchmarks/c/busybox-1.22.0/tee-1.i [2023-11-19 03:16:47,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/data/3a5790379/3c3869a2abb848a9af9d7a34378bd443/FLAG99408b062 [2023-11-19 03:16:47,927 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/data/3a5790379/3c3869a2abb848a9af9d7a34378bd443 [2023-11-19 03:16:47,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:16:47,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:16:47,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:47,933 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:16:47,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:16:47,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:47" (1/1) ... [2023-11-19 03:16:47,941 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42c5a278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:47, skipping insertion in model container [2023-11-19 03:16:47,941 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:47" (1/1) ... [2023-11-19 03:16:48,063 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:16:49,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:50,005 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:16:50,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:50,378 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:50,378 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:50,378 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:50,379 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:50,379 WARN L675 CHandler]: The function setbuf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:50,379 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:50,379 WARN L675 CHandler]: The function fwrite is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:50,388 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:16:50,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50 WrapperNode [2023-11-19 03:16:50,389 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:50,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:50,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:16:50,391 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:16:50,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,622 INFO L138 Inliner]: procedures = 575, calls = 420, calls flagged for inlining = 28, calls inlined = 26, statements flattened = 1755 [2023-11-19 03:16:50,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:50,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:16:50,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:16:50,629 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:16:50,641 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,682 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,683 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,826 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,845 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,898 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:16:50,900 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:16:50,900 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:16:50,900 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:16:50,901 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:50" (1/1) ... [2023-11-19 03:16:50,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:50,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:16:50,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:16:51,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec377dd7-5d4b-4804-b3a9-590bcfd1ca93/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:16:51,054 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 03:16:51,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:16:51,056 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2023-11-19 03:16:51,056 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-19 03:16:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-19 03:16:51,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:16:51,056 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 03:16:51,057 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 03:16:51,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:16:51,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:16:51,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:16:51,057 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:16:51,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:16:51,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:16:51,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:16:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:16:51,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:16:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:16:51,060 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 03:16:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 03:16:51,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:16:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:16:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-19 03:16:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:16:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:16:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:16:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:16:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:16:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:16:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-19 03:16:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:16:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:16:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 03:16:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 03:16:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 03:16:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2023-11-19 03:16:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:16:51,680 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:16:51,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:16:53,707 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:16:54,422 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:16:54,423 INFO L302 CfgBuilder]: Removed 30 assume(true) statements. [2023-11-19 03:16:54,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:54 BoogieIcfgContainer [2023-11-19 03:16:54,438 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:16:54,444 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:16:54,444 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:16:54,455 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:16:54,455 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:16:54" (1/1) ... [2023-11-19 03:16:54,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:16:54,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:54,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 398 states and 552 transitions. [2023-11-19 03:16:54,563 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 552 transitions. [2023-11-19 03:16:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:16:54,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:54,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:54,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:55,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:55,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 400 states and 555 transitions. [2023-11-19 03:16:55,386 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 555 transitions. [2023-11-19 03:16:55,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:16:55,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:55,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:55,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:55,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 401 states and 556 transitions. [2023-11-19 03:16:55,620 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 556 transitions. [2023-11-19 03:16:55,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:16:55,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:55,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:55,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:55,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:55,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 403 states and 559 transitions. [2023-11-19 03:16:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 559 transitions. [2023-11-19 03:16:55,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:16:55,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:55,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:56,049 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:16:56,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:56,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 402 states and 558 transitions. [2023-11-19 03:16:56,180 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 558 transitions. [2023-11-19 03:16:56,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:16:56,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:56,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:56,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:56,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:56,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 403 states and 559 transitions. [2023-11-19 03:16:56,443 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 559 transitions. [2023-11-19 03:16:56,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:16:56,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:56,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:56,621 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:16:56,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:56,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 402 states and 558 transitions. [2023-11-19 03:16:56,769 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 558 transitions. [2023-11-19 03:16:56,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:16:56,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:56,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:56,958 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:16:57,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 401 states and 557 transitions. [2023-11-19 03:16:57,025 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 557 transitions. [2023-11-19 03:16:57,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:16:57,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:57,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:57,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:57,364 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:57,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:57,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 404 states and 560 transitions. [2023-11-19 03:16:57,656 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 560 transitions. [2023-11-19 03:16:57,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:16:57,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:57,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:58,022 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:58,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 407 states and 563 transitions. [2023-11-19 03:16:58,234 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 563 transitions. [2023-11-19 03:16:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:16:58,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:58,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:58,582 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:58,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:58,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 410 states and 566 transitions. [2023-11-19 03:16:58,784 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 566 transitions. [2023-11-19 03:16:58,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:16:58,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:58,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:59,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:59,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 413 states and 569 transitions. [2023-11-19 03:16:59,255 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 569 transitions. [2023-11-19 03:16:59,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:16:59,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:59,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:16:59,583 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:16:59,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:16:59,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 416 states and 572 transitions. [2023-11-19 03:16:59,808 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 572 transitions. [2023-11-19 03:16:59,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:16:59,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:16:59,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:16:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:00,135 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:00,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 419 states and 575 transitions. [2023-11-19 03:17:00,369 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 575 transitions. [2023-11-19 03:17:00,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:17:00,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:00,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:01,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:01,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 422 states and 578 transitions. [2023-11-19 03:17:01,008 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 578 transitions. [2023-11-19 03:17:01,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:17:01,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:01,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:01,398 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:01,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:01,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 425 states and 580 transitions. [2023-11-19 03:17:01,572 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 580 transitions. [2023-11-19 03:17:01,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:17:01,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:01,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,047 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:02,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:02,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 424 states and 579 transitions. [2023-11-19 03:17:02,275 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 579 transitions. [2023-11-19 03:17:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:17:02,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:02,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,496 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:02,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:02,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 423 states and 578 transitions. [2023-11-19 03:17:02,522 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 578 transitions. [2023-11-19 03:17:02,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:17:02,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:02,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:02,725 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:02,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:02,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 422 states and 577 transitions. [2023-11-19 03:17:02,864 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 577 transitions. [2023-11-19 03:17:02,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:17:02,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:02,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:03,106 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:03,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 423 states and 579 transitions. [2023-11-19 03:17:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 579 transitions. [2023-11-19 03:17:03,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:17:03,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:03,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:03,356 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:03,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 424 states and 580 transitions. [2023-11-19 03:17:03,381 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 580 transitions. [2023-11-19 03:17:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:17:03,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:03,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:03,603 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:03,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:03,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 427 states and 584 transitions. [2023-11-19 03:17:03,676 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 584 transitions. [2023-11-19 03:17:03,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:17:03,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:03,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:03,849 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:03,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:03,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 428 states and 585 transitions. [2023-11-19 03:17:03,875 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 585 transitions. [2023-11-19 03:17:03,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:17:03,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:03,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:04,073 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 429 states and 586 transitions. [2023-11-19 03:17:04,098 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 586 transitions. [2023-11-19 03:17:04,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:17:04,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:04,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:04,325 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:17:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:04,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 435 states and 597 transitions. [2023-11-19 03:17:04,749 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 597 transitions. [2023-11-19 03:17:04,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:17:04,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:04,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:04,995 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:05,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:05,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 437 states and 601 transitions. [2023-11-19 03:17:05,363 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 601 transitions. [2023-11-19 03:17:05,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:17:05,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:05,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:05,585 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:17:05,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:05,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 438 states and 602 transitions. [2023-11-19 03:17:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 602 transitions. [2023-11-19 03:17:05,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:17:05,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:05,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:17:06,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:06,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 437 states and 601 transitions. [2023-11-19 03:17:06,090 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 601 transitions. [2023-11-19 03:17:06,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:17:06,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:06,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:06,330 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:06,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:06,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 440 states and 606 transitions. [2023-11-19 03:17:06,519 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 606 transitions. [2023-11-19 03:17:06,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:17:06,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:06,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:07,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:07,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 444 states and 611 transitions. [2023-11-19 03:17:07,138 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 611 transitions. [2023-11-19 03:17:07,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:17:07,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:07,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:07,349 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 03:17:07,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:07,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 446 states and 613 transitions. [2023-11-19 03:17:07,790 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 613 transitions. [2023-11-19 03:17:07,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:17:07,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:07,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:08,080 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:17:08,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:08,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 447 states and 616 transitions. [2023-11-19 03:17:08,829 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 616 transitions. [2023-11-19 03:17:08,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:17:08,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:08,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:09,121 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:09,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:09,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 451 states and 621 transitions. [2023-11-19 03:17:09,224 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 621 transitions. [2023-11-19 03:17:09,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:17:09,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:09,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:09,547 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-19 03:17:09,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:09,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 450 states and 620 transitions. [2023-11-19 03:17:09,983 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 620 transitions. [2023-11-19 03:17:09,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:17:09,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:09,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:10,166 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:17:10,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:10,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 451 states and 620 transitions. [2023-11-19 03:17:10,323 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 620 transitions. [2023-11-19 03:17:10,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:17:10,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:10,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:10,678 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:10,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:10,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 450 states and 619 transitions. [2023-11-19 03:17:10,772 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 619 transitions. [2023-11-19 03:17:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:17:10,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:10,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:11,060 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:11,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 454 states and 624 transitions. [2023-11-19 03:17:11,283 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 624 transitions. [2023-11-19 03:17:11,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:17:11,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:11,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:11,550 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:17:11,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:11,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 455 states and 625 transitions. [2023-11-19 03:17:11,936 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 625 transitions. [2023-11-19 03:17:11,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:17:11,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:11,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:12,266 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:12,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 457 states and 627 transitions. [2023-11-19 03:17:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 627 transitions. [2023-11-19 03:17:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:17:12,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:12,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:17:12,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:12,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 458 states and 629 transitions. [2023-11-19 03:17:12,992 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 629 transitions. [2023-11-19 03:17:12,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:17:12,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:12,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:13,195 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:17:13,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:13,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 459 states and 629 transitions. [2023-11-19 03:17:13,501 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 629 transitions. [2023-11-19 03:17:13,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:17:13,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:13,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:13,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:13,687 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:14,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:14,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 462 states and 633 transitions. [2023-11-19 03:17:14,325 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 633 transitions. [2023-11-19 03:17:14,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:17:14,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:14,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:14,709 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 466 states and 638 transitions. [2023-11-19 03:17:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 638 transitions. [2023-11-19 03:17:14,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:17:14,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:14,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:15,166 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:15,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 467 states and 639 transitions. [2023-11-19 03:17:15,189 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 639 transitions. [2023-11-19 03:17:15,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:17:15,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:15,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:15,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:15,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:15,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 469 states and 642 transitions. [2023-11-19 03:17:15,383 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 642 transitions. [2023-11-19 03:17:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:17:15,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:15,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:15,696 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 03:17:17,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 478 states and 658 transitions. [2023-11-19 03:17:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 658 transitions. [2023-11-19 03:17:17,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:17:17,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:17,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:17,753 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-19 03:17:18,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:18,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 479 states and 659 transitions. [2023-11-19 03:17:18,260 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 659 transitions. [2023-11-19 03:17:18,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:17:18,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:18,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:18,506 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:18,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:18,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 478 states and 657 transitions. [2023-11-19 03:17:18,636 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 657 transitions. [2023-11-19 03:17:18,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:17:18,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:18,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:18,911 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:19,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:19,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 477 states and 656 transitions. [2023-11-19 03:17:19,028 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 656 transitions. [2023-11-19 03:17:19,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:17:19,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:19,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:19,401 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 03:17:21,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:21,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 487 states and 672 transitions. [2023-11-19 03:17:21,363 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 672 transitions. [2023-11-19 03:17:21,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:17:21,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:21,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:21,603 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:21,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:21,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 486 states and 671 transitions. [2023-11-19 03:17:21,870 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 671 transitions. [2023-11-19 03:17:21,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:17:21,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:21,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:21,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:22,015 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:22,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 485 states and 670 transitions. [2023-11-19 03:17:22,039 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 670 transitions. [2023-11-19 03:17:22,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:17:22,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:22,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:22,376 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:22,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:22,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 484 states and 669 transitions. [2023-11-19 03:17:22,656 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 669 transitions. [2023-11-19 03:17:22,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:17:22,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:22,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:23,044 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:23,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:23,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 488 states and 674 transitions. [2023-11-19 03:17:23,351 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 674 transitions. [2023-11-19 03:17:23,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:17:23,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:23,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 487 states and 673 transitions. [2023-11-19 03:17:23,511 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 673 transitions. [2023-11-19 03:17:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:17:23,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:23,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:23,953 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:24,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:24,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 491 states and 678 transitions. [2023-11-19 03:17:24,524 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 678 transitions. [2023-11-19 03:17:24,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:17:24,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:24,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:24,782 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:17:24,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:24,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 492 states and 678 transitions. [2023-11-19 03:17:24,804 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 678 transitions. [2023-11-19 03:17:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:17:24,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:24,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:25,062 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-19 03:17:25,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:25,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 489 states and 671 transitions. [2023-11-19 03:17:25,519 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 671 transitions. [2023-11-19 03:17:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:17:25,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:25,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:25,784 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 03:17:26,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:26,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 491 states and 672 transitions. [2023-11-19 03:17:26,224 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 672 transitions. [2023-11-19 03:17:26,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:17:26,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:26,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:26,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:26,471 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 03:17:26,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:26,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 493 states and 673 transitions. [2023-11-19 03:17:26,893 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 673 transitions. [2023-11-19 03:17:26,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:17:26,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:26,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:26,996 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:17:27,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:27,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 493 states and 669 transitions. [2023-11-19 03:17:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 669 transitions. [2023-11-19 03:17:27,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:17:27,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:27,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:27,781 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked.