./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-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_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/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_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/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_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/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 201f380b05f2f2592e2e623b47b2e89fa8ae6bbfe4280f276a262761079e1716 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:55:47,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:55:47,685 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:55:47,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:55:47,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:55:47,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:55:47,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:55:47,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:55:47,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:55:47,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:55:47,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:55:47,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:55:47,719 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:55:47,720 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:55:47,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:55:47,721 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:55:47,721 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:55:47,722 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:55:47,723 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:55:47,723 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:55:47,724 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:55:47,724 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:55:47,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:55:47,725 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:55:47,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:55:47,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:47,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:55:47,728 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:55:47,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:55:47,729 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:55:47,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:55:47,729 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:55:47,730 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_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 201f380b05f2f2592e2e623b47b2e89fa8ae6bbfe4280f276a262761079e1716 [2023-11-21 18:55:47,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:55:48,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:55:48,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:55:48,017 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:55:48,017 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:55:48,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2023-11-21 18:55:51,210 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:55:51,674 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:55:51,675 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2023-11-21 18:55:51,718 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2/data/576fa0b9d/13c95c1740b64dfa865578004702b2d1/FLAGdc40960a7 [2023-11-21 18:55:51,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2/data/576fa0b9d/13c95c1740b64dfa865578004702b2d1 [2023-11-21 18:55:51,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:55:51,746 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:55:51,747 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:51,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:55:51,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:55:51,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:51" (1/1) ... [2023-11-21 18:55:51,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64578ecf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:51, skipping insertion in model container [2023-11-21 18:55:51,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:51" (1/1) ... [2023-11-21 18:55:51,853 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:55:53,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:53,472 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:55:53,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:53,948 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:53,949 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:53,949 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:53,949 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:53,949 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:53,949 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:53,950 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:53,950 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:53,950 WARN L675 CHandler]: The function fwrite is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:53,950 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:53,958 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:55:53,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53 WrapperNode [2023-11-21 18:55:53,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:53,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:53,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:55:53,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:55:53,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,157 INFO L138 Inliner]: procedures = 581, calls = 481, calls flagged for inlining = 28, calls inlined = 26, statements flattened = 1821 [2023-11-21 18:55:54,158 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:54,159 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:55:54,159 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:55:54,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:55:54,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,268 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,364 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:55:54,365 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:55:54,376 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:55:54,376 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:55:54,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:54,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:54,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:55:54,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:55:54,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3d81d2-d090-4b6f-b953-ac3a2f6262ec/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:55:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-21 18:55:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-21 18:55:54,552 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-21 18:55:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-21 18:55:54,553 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-21 18:55:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:55:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-21 18:55:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:55:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_column [2023-11-21 18:55:54,553 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_column [2023-11-21 18:55:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:55:54,554 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:55:54,554 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:55:54,555 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-21 18:55:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:55:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:55:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:55:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:55:54,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:55:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:55:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:55:54,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:55:54,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:55:54,558 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:55:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure write2stdout [2023-11-21 18:55:54,558 INFO L138 BoogieDeclarations]: Found implementation of procedure write2stdout [2023-11-21 18:55:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-21 18:55:54,558 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-21 18:55:54,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:55:54,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:55:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-21 18:55:54,560 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-21 18:55:54,560 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-21 18:55:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:55:54,561 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:55:54,561 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:55:54,561 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:55:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:55:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:55:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-21 18:55:54,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:55:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-21 18:55:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-21 18:55:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-21 18:55:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2023-11-21 18:55:54,563 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2023-11-21 18:55:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:55:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-21 18:55:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-21 18:55:54,564 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-21 18:55:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2023-11-21 18:55:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:55:55,181 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:55:55,186 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:55:57,080 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:55:57,910 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:55:57,910 INFO L308 CfgBuilder]: Removed 34 assume(true) statements. [2023-11-21 18:55:57,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:57 BoogieIcfgContainer [2023-11-21 18:55:57,913 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:55:57,913 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:55:57,913 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:55:57,924 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:55:57,924 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:57" (1/1) ... [2023-11-21 18:55:57,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:55:58,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:58,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 452 states and 637 transitions. [2023-11-21 18:55:58,038 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 637 transitions. [2023-11-21 18:55:58,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:55:58,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:58,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:58,628 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 18:55:58,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:58,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 454 states and 640 transitions. [2023-11-21 18:55:58,740 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 640 transitions. [2023-11-21 18:55:58,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:55:58,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:58,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:58,871 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 18:55:58,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 455 states and 641 transitions. [2023-11-21 18:55:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 641 transitions. [2023-11-21 18:55:58,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:55:58,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:58,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:59,077 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 18:55:59,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:59,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 457 states and 644 transitions. [2023-11-21 18:55:59,160 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 644 transitions. [2023-11-21 18:55:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:55:59,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:59,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:59,311 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 18:55:59,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:59,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 456 states and 643 transitions. [2023-11-21 18:55:59,402 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 643 transitions. [2023-11-21 18:55:59,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:55:59,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:59,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:59,602 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 18:55:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:59,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 457 states and 644 transitions. [2023-11-21 18:55:59,675 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 644 transitions. [2023-11-21 18:55:59,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:55:59,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:59,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:59,860 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 18:56:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:00,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 456 states and 643 transitions. [2023-11-21 18:56:00,020 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 643 transitions. [2023-11-21 18:56:00,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:56:00,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:00,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:00,198 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 18:56:00,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:00,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 455 states and 642 transitions. [2023-11-21 18:56:00,241 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 642 transitions. [2023-11-21 18:56:00,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:56:00,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:00,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:00,458 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 18:56:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:00,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 458 states and 645 transitions. [2023-11-21 18:56:00,715 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 645 transitions. [2023-11-21 18:56:00,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:56:00,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:00,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:00,945 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 18:56:01,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 461 states and 648 transitions. [2023-11-21 18:56:01,120 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 648 transitions. [2023-11-21 18:56:01,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:56:01,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:01,378 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 18:56:01,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:01,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 464 states and 651 transitions. [2023-11-21 18:56:01,571 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 651 transitions. [2023-11-21 18:56:01,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:56:01,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:01,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:01,922 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 18:56:02,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:02,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 467 states and 654 transitions. [2023-11-21 18:56:02,137 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 654 transitions. [2023-11-21 18:56:02,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:56:02,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:02,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:02,450 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 18:56:02,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:02,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 470 states and 657 transitions. [2023-11-21 18:56:02,675 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 657 transitions. [2023-11-21 18:56:02,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:56:02,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:02,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:03,003 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 18:56:03,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:03,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 473 states and 660 transitions. [2023-11-21 18:56:03,302 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 660 transitions. [2023-11-21 18:56:03,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:56:03,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:03,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:03,678 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 18:56:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:03,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 476 states and 663 transitions. [2023-11-21 18:56:03,960 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 663 transitions. [2023-11-21 18:56:03,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:56:03,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:03,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:04,488 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 18:56:04,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:04,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 479 states and 665 transitions. [2023-11-21 18:56:04,693 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 665 transitions. [2023-11-21 18:56:04,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:56:04,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:04,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:04,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:05,200 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 18:56:05,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:05,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 478 states and 664 transitions. [2023-11-21 18:56:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 664 transitions. [2023-11-21 18:56:05,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:56:05,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:05,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:05,703 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 18:56:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:05,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 477 states and 663 transitions. [2023-11-21 18:56:05,733 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 663 transitions. [2023-11-21 18:56:05,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:56:05,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:05,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:05,941 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 18:56:06,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:06,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 476 states and 662 transitions. [2023-11-21 18:56:06,102 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 662 transitions. [2023-11-21 18:56:06,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:56:06,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:06,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:06,413 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 18:56:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:06,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 477 states and 664 transitions. [2023-11-21 18:56:06,507 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 664 transitions. [2023-11-21 18:56:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:56:06,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:06,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:06,701 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 18:56:06,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:06,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 478 states and 665 transitions. [2023-11-21 18:56:06,728 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 665 transitions. [2023-11-21 18:56:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:56:06,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:06,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:06,942 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 18:56:06,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:06,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 479 states and 666 transitions. [2023-11-21 18:56:06,970 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 666 transitions. [2023-11-21 18:56:06,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:56:06,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:06,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:07,226 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 18:56:07,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:07,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 485 states and 677 transitions. [2023-11-21 18:56:07,759 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 677 transitions. [2023-11-21 18:56:07,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:56:07,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:07,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:08,069 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 18:56:08,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:08,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 487 states and 681 transitions. [2023-11-21 18:56:08,472 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 681 transitions. [2023-11-21 18:56:08,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:56:08,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:08,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:08,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:08,765 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 18:56:08,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:08,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 491 states and 687 transitions. [2023-11-21 18:56:08,874 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 687 transitions. [2023-11-21 18:56:08,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:56:08,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:08,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:09,073 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 18:56:09,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:09,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 492 states and 688 transitions. [2023-11-21 18:56:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 688 transitions. [2023-11-21 18:56:09,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:56:09,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:09,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:09,395 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 18:56:09,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:09,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 491 states and 687 transitions. [2023-11-21 18:56:09,709 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 687 transitions. [2023-11-21 18:56:09,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:56:09,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:09,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:09,939 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 18:56:09,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:09,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 492 states and 688 transitions. [2023-11-21 18:56:09,968 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 688 transitions. [2023-11-21 18:56:09,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:56:09,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:09,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:10,123 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 18:56:10,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:10,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 491 states and 687 transitions. [2023-11-21 18:56:10,154 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 687 transitions. [2023-11-21 18:56:10,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:56:10,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:10,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:10,357 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 18:56:10,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:10,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 493 states and 689 transitions. [2023-11-21 18:56:10,903 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 689 transitions. [2023-11-21 18:56:10,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:56:10,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:10,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:11,289 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 18:56:12,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:12,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 494 states and 692 transitions. [2023-11-21 18:56:12,158 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 692 transitions. [2023-11-21 18:56:12,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:56:12,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:12,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:12,313 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 18:56:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:12,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 493 states and 691 transitions. [2023-11-21 18:56:12,330 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 691 transitions. [2023-11-21 18:56:12,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:56:12,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:12,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:12,615 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 18:56:12,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:12,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 496 states and 695 transitions. [2023-11-21 18:56:12,713 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 695 transitions. [2023-11-21 18:56:12,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:56:12,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:12,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:12,930 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 18:56:12,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:12,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 497 states and 696 transitions. [2023-11-21 18:56:12,955 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 696 transitions. [2023-11-21 18:56:12,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:56:12,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:12,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:13,201 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 18:56:13,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 496 states and 691 transitions. [2023-11-21 18:56:13,219 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 691 transitions. [2023-11-21 18:56:13,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:56:13,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:13,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:13,522 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 18:56:13,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 500 states and 699 transitions. [2023-11-21 18:56:13,742 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 699 transitions. [2023-11-21 18:56:13,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:56:13,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:13,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:13,930 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 18:56:14,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:14,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 501 states and 699 transitions. [2023-11-21 18:56:14,087 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 699 transitions. [2023-11-21 18:56:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:56:14,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:14,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:14,289 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 18:56:14,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:14,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 502 states and 700 transitions. [2023-11-21 18:56:14,308 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 700 transitions. [2023-11-21 18:56:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:56:14,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:14,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:14,649 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:56:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:15,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 507 states and 708 transitions. [2023-11-21 18:56:15,046 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 708 transitions. [2023-11-21 18:56:15,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:56:15,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:15,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:15,324 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 18:56:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:15,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 508 states and 709 transitions. [2023-11-21 18:56:15,651 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 709 transitions. [2023-11-21 18:56:15,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:56:15,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:15,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:15,971 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 18:56:16,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:16,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 511 states and 714 transitions. [2023-11-21 18:56:16,230 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 714 transitions. [2023-11-21 18:56:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:56:16,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:16,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:16,606 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 18:56:16,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:16,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 515 states and 719 transitions. [2023-11-21 18:56:16,979 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 719 transitions. [2023-11-21 18:56:16,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:56:16,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:16,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:17,197 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 18:56:17,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:17,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 516 states and 721 transitions. [2023-11-21 18:56:17,488 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 721 transitions. [2023-11-21 18:56:17,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:56:17,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:17,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:17,712 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 18:56:18,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:18,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 517 states and 721 transitions. [2023-11-21 18:56:18,019 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 721 transitions. [2023-11-21 18:56:18,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:56:18,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:18,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:18,338 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 18:56:18,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:18,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 522 states and 727 transitions. [2023-11-21 18:56:18,365 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 727 transitions. [2023-11-21 18:56:18,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:56:18,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:18,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:18,819 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-21 18:56:19,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 523 states and 729 transitions. [2023-11-21 18:56:19,339 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 729 transitions. [2023-11-21 18:56:19,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:56:19,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:19,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:19,575 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:56:19,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:19,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 528 states and 735 transitions. [2023-11-21 18:56:19,599 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 735 transitions. [2023-11-21 18:56:19,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:56:19,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:19,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:19,831 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 18:56:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:19,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 529 states and 736 transitions. [2023-11-21 18:56:19,854 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 736 transitions. [2023-11-21 18:56:19,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:56:19,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:19,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:20,258 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:56:20,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:20,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 534 states and 744 transitions. [2023-11-21 18:56:20,511 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 744 transitions. [2023-11-21 18:56:20,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:56:20,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:20,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:20,837 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 18:56:20,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 538 states and 749 transitions. [2023-11-21 18:56:20,962 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 749 transitions. [2023-11-21 18:56:20,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:56:20,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:20,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:21,331 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 18:56:21,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 537 states and 748 transitions. [2023-11-21 18:56:21,873 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 748 transitions. [2023-11-21 18:56:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:56:21,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:21,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:56:22,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:22,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 538 states and 749 transitions. [2023-11-21 18:56:22,172 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 749 transitions. [2023-11-21 18:56:22,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:56:22,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:22,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:22,629 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 18:56:24,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:24,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 547 states and 765 transitions. [2023-11-21 18:56:24,596 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 765 transitions. [2023-11-21 18:56:24,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:56:24,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:24,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:24,826 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 18:56:25,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:25,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 548 states and 766 transitions. [2023-11-21 18:56:25,370 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 766 transitions. [2023-11-21 18:56:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:56:25,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:25,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:25,804 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 18:56:25,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 549 states and 767 transitions. [2023-11-21 18:56:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 767 transitions. [2023-11-21 18:56:25,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:56:25,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:25,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:26,293 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 18:56:26,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 553 states and 772 transitions. [2023-11-21 18:56:26,604 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 772 transitions. [2023-11-21 18:56:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:56:26,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:26,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:26,970 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 18:56:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:29,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 563 states and 788 transitions. [2023-11-21 18:56:29,149 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 788 transitions. [2023-11-21 18:56:29,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:56:29,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:29,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:29,545 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:56:29,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:29,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 564 states and 789 transitions. [2023-11-21 18:56:29,579 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 789 transitions. [2023-11-21 18:56:29,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:56:29,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:29,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:29,871 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-21 18:56:29,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:29,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 568 states and 793 transitions. [2023-11-21 18:56:29,900 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 793 transitions. [2023-11-21 18:56:29,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:56:29,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:29,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:30,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:30,234 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 18:56:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:30,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 570 states and 794 transitions. [2023-11-21 18:56:30,677 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 794 transitions. [2023-11-21 18:56:30,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:56:30,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:30,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:30,970 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:56:30,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:30,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 575 states and 800 transitions. [2023-11-21 18:56:30,994 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 800 transitions. [2023-11-21 18:56:30,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:56:30,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:30,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:31,242 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-21 18:56:31,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:56:31,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 569 states and 793 transitions. [2023-11-21 18:56:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 793 transitions. [2023-11-21 18:56:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:56:31,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:56:31,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:56:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:56:31,786 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.