./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/du-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/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_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/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_496c0f1f-d7f3-437b-bf92-261970ff2858/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 ce5a5150794f26ae689cf42e8d4fe19a475595db60f71953dedd9d34b6b2f115 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:18,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:19,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:27:19,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:19,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:19,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:19,182 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:19,183 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:19,184 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:19,191 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:19,192 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:19,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:19,193 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:19,195 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:19,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:19,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:19,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:19,197 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:19,197 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:19,198 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:19,198 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:19,199 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:19,199 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:19,200 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:19,200 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:19,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:19,201 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:19,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:19,202 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:19,203 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:19,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:19,203 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:19,204 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_496c0f1f-d7f3-437b-bf92-261970ff2858/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce5a5150794f26ae689cf42e8d4fe19a475595db60f71953dedd9d34b6b2f115 [2023-11-21 18:27:19,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:19,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:19,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:19,558 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:19,559 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:19,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2023-11-21 18:27:22,591 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:23,120 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:23,122 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/sv-benchmarks/c/busybox-1.22.0/du-1.i [2023-11-21 18:27:23,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2/data/e6b5977b7/cb0f8e20c7ad404b99539e85d0332570/FLAG30411aa5b [2023-11-21 18:27:23,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2/data/e6b5977b7/cb0f8e20c7ad404b99539e85d0332570 [2023-11-21 18:27:23,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:23,189 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:23,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:23,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:23,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:23,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c99ac31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23, skipping insertion in model container [2023-11-21 18:27:23,200 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,345 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:25,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:25,100 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:25,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:25,637 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:25,637 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:25,637 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:25,638 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:25,645 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:25,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25 WrapperNode [2023-11-21 18:27:25,646 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:25,647 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:25,648 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:25,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:25,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:25,754 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:25,855 INFO L138 Inliner]: procedures = 670, calls = 592, calls flagged for inlining = 35, calls inlined = 33, statements flattened = 2265 [2023-11-21 18:27:25,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:25,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:25,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:25,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:25,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:25,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:25,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:25,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:26,021 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:26,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:26,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:26,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:26,099 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:26,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:26,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:26,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:26,101 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:25" (1/1) ... [2023-11-21 18:27:26,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:26,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:26,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:26,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_496c0f1f-d7f3-437b-bf92-261970ff2858/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:26,186 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-21 18:27:26,186 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-21 18:27:26,186 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-21 18:27:26,187 INFO L130 BoogieDeclarations]: Found specification of procedure du [2023-11-21 18:27:26,187 INFO L138 BoogieDeclarations]: Found implementation of procedure du [2023-11-21 18:27:26,188 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:27:26,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:26,188 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2023-11-21 18:27:26,188 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2023-11-21 18:27:26,188 INFO L130 BoogieDeclarations]: Found specification of procedure print [2023-11-21 18:27:26,188 INFO L138 BoogieDeclarations]: Found implementation of procedure print [2023-11-21 18:27:26,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:27:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:27:26,189 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:27:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:27:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:27:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:27:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:27:26,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:27:26,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:26,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:27:26,192 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:27:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:27:26,192 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:27:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:27:26,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:27:26,193 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-21 18:27:26,193 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-21 18:27:26,193 INFO L130 BoogieDeclarations]: Found specification of procedure stat [2023-11-21 18:27:26,193 INFO L138 BoogieDeclarations]: Found implementation of procedure stat [2023-11-21 18:27:26,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:27:26,194 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:27:26,194 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:27:26,195 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:27:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:26,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:27:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:27:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:27:26,196 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg [2023-11-21 18:27:26,197 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg [2023-11-21 18:27:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:27:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:27:26,197 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:27:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:26,777 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:26,781 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:29,161 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:30,054 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:30,055 INFO L308 CfgBuilder]: Removed 34 assume(true) statements. [2023-11-21 18:27:30,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:30 BoogieIcfgContainer [2023-11-21 18:27:30,057 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:30,058 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:30,058 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:30,069 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:30,069 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:30" (1/1) ... [2023-11-21 18:27:30,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:30,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:30,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 492 states and 695 transitions. [2023-11-21 18:27:30,198 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 695 transitions. [2023-11-21 18:27:30,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:27:30,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:30,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:30,905 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 18:27:31,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:31,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 494 states and 698 transitions. [2023-11-21 18:27:31,095 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 698 transitions. [2023-11-21 18:27:31,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:27:31,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:31,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:31,237 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 18:27:31,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:31,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 495 states and 699 transitions. [2023-11-21 18:27:31,257 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 699 transitions. [2023-11-21 18:27:31,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:27:31,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:31,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:31,473 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 18:27:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:31,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 497 states and 702 transitions. [2023-11-21 18:27:31,556 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 702 transitions. [2023-11-21 18:27:31,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:27:31,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:31,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:31,697 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 18:27:31,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:31,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 496 states and 701 transitions. [2023-11-21 18:27:31,792 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 701 transitions. [2023-11-21 18:27:31,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:27:31,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:31,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:32,001 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 18:27:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:32,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 497 states and 702 transitions. [2023-11-21 18:27:32,080 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 702 transitions. [2023-11-21 18:27:32,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:27:32,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:32,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:32,273 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 18:27:32,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:32,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 496 states and 701 transitions. [2023-11-21 18:27:32,420 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 701 transitions. [2023-11-21 18:27:32,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:27:32,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:32,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:32,830 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 18:27:32,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:32,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 495 states and 700 transitions. [2023-11-21 18:27:32,884 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 700 transitions. [2023-11-21 18:27:32,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:27:32,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:32,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:33,134 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 18:27:33,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:33,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 498 states and 703 transitions. [2023-11-21 18:27:33,342 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 703 transitions. [2023-11-21 18:27:33,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:27:33,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:33,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:33,583 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 18:27:33,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:33,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 501 states and 706 transitions. [2023-11-21 18:27:33,741 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 706 transitions. [2023-11-21 18:27:33,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:27:33,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:33,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:34,007 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 18:27:34,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:34,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 504 states and 709 transitions. [2023-11-21 18:27:34,188 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 709 transitions. [2023-11-21 18:27:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:27:34,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:34,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:34,483 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 18:27:34,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:34,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 507 states and 712 transitions. [2023-11-21 18:27:34,701 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 712 transitions. [2023-11-21 18:27:34,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:27:34,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:34,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,055 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 18:27:35,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 510 states and 715 transitions. [2023-11-21 18:27:35,325 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 715 transitions. [2023-11-21 18:27:35,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:27:35,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,702 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 18:27:35,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 513 states and 718 transitions. [2023-11-21 18:27:35,958 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 718 transitions. [2023-11-21 18:27:35,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:27:35,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:36,376 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 18:27:36,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:36,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 516 states and 721 transitions. [2023-11-21 18:27:36,649 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 721 transitions. [2023-11-21 18:27:36,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:27:36,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:36,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,080 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 18:27:37,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:37,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 519 states and 723 transitions. [2023-11-21 18:27:37,283 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 723 transitions. [2023-11-21 18:27:37,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:27:37,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:37,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,766 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 18:27:38,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 518 states and 722 transitions. [2023-11-21 18:27:38,012 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 722 transitions. [2023-11-21 18:27:38,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:27:38,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,264 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 18:27:38,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 517 states and 721 transitions. [2023-11-21 18:27:38,290 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 721 transitions. [2023-11-21 18:27:38,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:27:38,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,481 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 18:27:38,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 516 states and 720 transitions. [2023-11-21 18:27:38,630 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 720 transitions. [2023-11-21 18:27:38,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:38,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,834 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 18:27:38,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 517 states and 722 transitions. [2023-11-21 18:27:38,914 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 722 transitions. [2023-11-21 18:27:38,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:38,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,113 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 18:27:39,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 518 states and 723 transitions. [2023-11-21 18:27:39,135 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 723 transitions. [2023-11-21 18:27:39,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:27:39,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,319 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 18:27:39,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 519 states and 724 transitions. [2023-11-21 18:27:39,342 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 724 transitions. [2023-11-21 18:27:39,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:27:39,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,587 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 18:27:39,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 522 states and 728 transitions. [2023-11-21 18:27:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 728 transitions. [2023-11-21 18:27:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:27:39,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,889 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 18:27:39,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 523 states and 729 transitions. [2023-11-21 18:27:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 729 transitions. [2023-11-21 18:27:39,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:27:39,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,185 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 18:27:40,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 529 states and 740 transitions. [2023-11-21 18:27:40,699 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 740 transitions. [2023-11-21 18:27:40,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:27:40,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,982 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 18:27:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 531 states and 744 transitions. [2023-11-21 18:27:41,386 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 744 transitions. [2023-11-21 18:27:41,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:27:41,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,575 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 18:27:41,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 532 states and 745 transitions. [2023-11-21 18:27:41,610 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 745 transitions. [2023-11-21 18:27:41,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:27:41,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,857 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 18:27:42,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:42,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 531 states and 744 transitions. [2023-11-21 18:27:42,159 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 744 transitions. [2023-11-21 18:27:42,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:27:42,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:42,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:42,465 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 18:27:42,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:42,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 534 states and 749 transitions. [2023-11-21 18:27:42,665 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 749 transitions. [2023-11-21 18:27:42,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:27:42,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:42,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:42,850 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 18:27:43,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:43,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 536 states and 751 transitions. [2023-11-21 18:27:43,293 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 751 transitions. [2023-11-21 18:27:43,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:27:43,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:43,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:43,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:43,693 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 18:27:44,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:44,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 537 states and 754 transitions. [2023-11-21 18:27:44,457 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 754 transitions. [2023-11-21 18:27:44,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:27:44,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:44,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:44,761 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 18:27:45,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 541 states and 759 transitions. [2023-11-21 18:27:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 759 transitions. [2023-11-21 18:27:45,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:27:45,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,342 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 18:27:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 542 states and 759 transitions. [2023-11-21 18:27:45,528 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 759 transitions. [2023-11-21 18:27:45,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:27:45,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,913 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 18:27:46,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 546 states and 764 transitions. [2023-11-21 18:27:46,066 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 764 transitions. [2023-11-21 18:27:46,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:27:46,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,483 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 18:27:46,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:46,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 545 states and 763 transitions. [2023-11-21 18:27:46,996 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 763 transitions. [2023-11-21 18:27:46,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:27:46,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:46,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:47,280 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 18:27:47,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 546 states and 764 transitions. [2023-11-21 18:27:47,640 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 764 transitions. [2023-11-21 18:27:47,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:27:47,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:47,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,039 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 18:27:48,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 547 states and 765 transitions. [2023-11-21 18:27:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 765 transitions. [2023-11-21 18:27:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:27:48,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,495 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 18:27:48,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 551 states and 770 transitions. [2023-11-21 18:27:48,738 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 770 transitions. [2023-11-21 18:27:48,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:27:48,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,993 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 18:27:49,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 552 states and 771 transitions. [2023-11-21 18:27:49,016 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 771 transitions. [2023-11-21 18:27:49,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:27:49,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,270 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 18:27:49,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 553 states and 773 transitions. [2023-11-21 18:27:49,544 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 773 transitions. [2023-11-21 18:27:49,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:27:49,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,756 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 18:27:50,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:50,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 554 states and 773 transitions. [2023-11-21 18:27:50,052 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 773 transitions. [2023-11-21 18:27:50,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:27:50,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:50,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,256 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 18:27:50,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:50,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 557 states and 777 transitions. [2023-11-21 18:27:50,568 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 777 transitions. [2023-11-21 18:27:50,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:27:50,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:50,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,985 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 18:27:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:51,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 561 states and 782 transitions. [2023-11-21 18:27:51,267 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 782 transitions. [2023-11-21 18:27:51,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:27:51,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:51,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:51,533 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 18:27:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 562 states and 783 transitions. [2023-11-21 18:27:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 783 transitions. [2023-11-21 18:27:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:27:51,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:51,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:51,915 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 18:27:53,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 571 states and 799 transitions. [2023-11-21 18:27:53,710 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 799 transitions. [2023-11-21 18:27:53,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:27:53,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:53,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:53,916 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 18:27:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 572 states and 800 transitions. [2023-11-21 18:27:54,447 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 800 transitions. [2023-11-21 18:27:54,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:54,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,668 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 18:27:54,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 574 states and 803 transitions. [2023-11-21 18:27:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 803 transitions. [2023-11-21 18:27:54,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:54,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:55,022 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 18:27:57,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 584 states and 819 transitions. [2023-11-21 18:27:57,044 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 819 transitions. [2023-11-21 18:27:57,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:27:57,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,405 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 18:27:57,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 583 states and 817 transitions. [2023-11-21 18:27:57,552 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 817 transitions. [2023-11-21 18:27:57,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:27:57,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:57,884 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 18:27:58,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 582 states and 816 transitions. [2023-11-21 18:27:58,021 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 816 transitions. [2023-11-21 18:27:58,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:27:58,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:58,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,317 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 18:27:58,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:58,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 581 states and 815 transitions. [2023-11-21 18:27:58,639 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 815 transitions. [2023-11-21 18:27:58,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:27:58,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:58,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,834 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 18:27:58,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:58,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 580 states and 814 transitions. [2023-11-21 18:27:58,860 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 814 transitions. [2023-11-21 18:27:58,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:27:58,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:58,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:59,201 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 18:27:59,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:59,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 579 states and 813 transitions. [2023-11-21 18:27:59,514 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 813 transitions. [2023-11-21 18:27:59,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:27:59,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:59,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,007 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 18:28:00,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:00,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 583 states and 818 transitions. [2023-11-21 18:28:00,321 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 818 transitions. [2023-11-21 18:28:00,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:28:00,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:00,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,608 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 18:28:01,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 585 states and 819 transitions. [2023-11-21 18:28:01,091 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 819 transitions. [2023-11-21 18:28:01,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:28:01,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:01,264 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 18:28:01,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 584 states and 818 transitions. [2023-11-21 18:28:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 818 transitions. [2023-11-21 18:28:01,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:28:01,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:01,574 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 18:28:01,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 585 states and 818 transitions. [2023-11-21 18:28:01,595 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 818 transitions. [2023-11-21 18:28:01,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:28:01,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:02,167 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 18:28:02,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:02,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 589 states and 823 transitions. [2023-11-21 18:28:02,769 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 823 transitions. [2023-11-21 18:28:02,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:28:02,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:02,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:03,019 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 18:28:03,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:03,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 591 states and 824 transitions. [2023-11-21 18:28:03,469 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 824 transitions. [2023-11-21 18:28:03,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:28:03,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:03,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.