./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c --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_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/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_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/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_acfb054c-3645-4db7-bb2a-a315ad1ba78d/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 59f8de3095dec84b471ea17a2f8054509a628ca6c3fce9f023768548ca2b0891 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:48:26,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:48:26,233 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:48:26,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:48:26,241 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:48:26,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:48:26,287 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:48:26,287 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:48:26,289 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:48:26,294 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:48:26,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:48:26,296 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:48:26,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:48:26,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:48:26,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:48:26,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:48:26,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:48:26,300 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:48:26,301 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:48:26,301 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:48:26,302 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:48:26,303 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:48:26,303 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:48:26,304 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:48:26,304 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:48:26,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:26,305 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:48:26,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:48:26,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:48:26,307 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:48:26,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:48:26,308 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:48:26,309 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_acfb054c-3645-4db7-bb2a-a315ad1ba78d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59f8de3095dec84b471ea17a2f8054509a628ca6c3fce9f023768548ca2b0891 [2023-11-21 18:48:26,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:48:26,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:48:26,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:48:26,638 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:48:26,639 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:48:26,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c [2023-11-21 18:48:29,979 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:48:30,255 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:48:30,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi3.c [2023-11-21 18:48:30,266 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/data/60ad209d5/ed257a7ca3fd4f38a5aaaaac17de9d54/FLAG2b5315e92 [2023-11-21 18:48:30,293 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/data/60ad209d5/ed257a7ca3fd4f38a5aaaaac17de9d54 [2023-11-21 18:48:30,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:48:30,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:48:30,314 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:30,314 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:48:30,321 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:48:30,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73aa6428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30, skipping insertion in model container [2023-11-21 18:48:30,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,357 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:48:30,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:30,549 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:48:30,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:30,586 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:48:30,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30 WrapperNode [2023-11-21 18:48:30,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:30,590 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:30,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:48:30,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:48:30,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,631 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2023-11-21 18:48:30,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:30,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:48:30,633 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:48:30,633 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:48:30,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,647 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,654 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,655 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,658 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:48:30,659 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:48:30,660 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:48:30,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:48:30,661 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:30" (1/1) ... [2023-11-21 18:48:30,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:30,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:48:30,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:48:30,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:48:30,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:48:30,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:48:30,851 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:48:30,854 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:48:31,063 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:48:31,102 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:48:31,106 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:48:31,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:31 BoogieIcfgContainer [2023-11-21 18:48:31,116 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:48:31,117 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:48:31,118 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:48:31,135 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:48:31,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:31" (1/1) ... [2023-11-21 18:48:31,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:48:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-21 18:48:31,240 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-21 18:48:31,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:48:31,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:31,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:31,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:31,489 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 18:48:31,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:31,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2023-11-21 18:48:31,575 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2023-11-21 18:48:31,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:48:31,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:31,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:31,639 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 18:48:31,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:31,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2023-11-21 18:48:31,756 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2023-11-21 18:48:31,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:48:31,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:31,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:31,853 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 18:48:32,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:32,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2023-11-21 18:48:32,131 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2023-11-21 18:48:32,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:48:32,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:32,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:32,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:32,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2023-11-21 18:48:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2023-11-21 18:48:32,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:48:32,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:32,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:32,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:32,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2023-11-21 18:48:32,853 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2023-11-21 18:48:32,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:48:32,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:32,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:32,970 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:48:33,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 35 states and 60 transitions. [2023-11-21 18:48:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 60 transitions. [2023-11-21 18:48:33,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:48:33,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:33,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:33,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:34,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:34,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 43 states and 82 transitions. [2023-11-21 18:48:34,009 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 82 transitions. [2023-11-21 18:48:34,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:48:34,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:34,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:34,093 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 88 transitions. [2023-11-21 18:48:34,415 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 88 transitions. [2023-11-21 18:48:34,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:48:34,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:34,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:34,550 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:35,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:35,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 51 states and 97 transitions. [2023-11-21 18:48:35,325 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 97 transitions. [2023-11-21 18:48:35,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:48:35,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:35,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:35,359 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 18:48:35,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:35,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 98 transitions. [2023-11-21 18:48:35,704 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 98 transitions. [2023-11-21 18:48:35,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:48:35,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:35,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:35,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:36,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:36,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 64 states and 122 transitions. [2023-11-21 18:48:36,687 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 122 transitions. [2023-11-21 18:48:36,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:48:36,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:36,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:36,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:36,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:48:37,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:37,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 65 states and 123 transitions. [2023-11-21 18:48:37,001 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 123 transitions. [2023-11-21 18:48:37,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:48:37,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:37,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:37,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:37,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:37,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 69 states and 129 transitions. [2023-11-21 18:48:37,453 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 129 transitions. [2023-11-21 18:48:37,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:37,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:37,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:37,536 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:48:37,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:37,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 70 states and 129 transitions. [2023-11-21 18:48:37,589 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 129 transitions. [2023-11-21 18:48:37,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:37,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:37,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:37,613 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:37,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:37,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 71 states and 130 transitions. [2023-11-21 18:48:37,859 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 130 transitions. [2023-11-21 18:48:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:37,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:37,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:37,885 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:48:38,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:38,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 75 states and 138 transitions. [2023-11-21 18:48:38,251 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 138 transitions. [2023-11-21 18:48:38,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:48:38,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:38,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:38,277 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:48:38,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:38,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 75 states and 137 transitions. [2023-11-21 18:48:38,495 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 137 transitions. [2023-11-21 18:48:38,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:38,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:38,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:38,569 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:48:39,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:39,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 83 states and 160 transitions. [2023-11-21 18:48:39,426 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 160 transitions. [2023-11-21 18:48:39,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:39,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:39,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:39,455 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:48:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:39,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 85 states and 161 transitions. [2023-11-21 18:48:39,718 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 161 transitions. [2023-11-21 18:48:39,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:48:39,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:39,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:39,742 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:48:40,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:40,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 89 states and 167 transitions. [2023-11-21 18:48:40,253 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 167 transitions. [2023-11-21 18:48:40,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:48:40,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:40,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:40,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:40,278 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:48:40,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:40,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 89 states and 166 transitions. [2023-11-21 18:48:40,516 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 166 transitions. [2023-11-21 18:48:40,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:48:40,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:40,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:40,557 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:48:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:40,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 89 states and 165 transitions. [2023-11-21 18:48:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 165 transitions. [2023-11-21 18:48:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:48:40,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:40,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:40,857 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:48:41,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:41,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 97 states and 176 transitions. [2023-11-21 18:48:41,533 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 176 transitions. [2023-11-21 18:48:41,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:48:41,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:41,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:41,571 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:48:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:42,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 101 states and 181 transitions. [2023-11-21 18:48:42,090 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 181 transitions. [2023-11-21 18:48:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:48:42,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:42,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:42,113 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:48:42,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:42,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 101 states and 177 transitions. [2023-11-21 18:48:42,279 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 177 transitions. [2023-11-21 18:48:42,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:48:42,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:42,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:42,314 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:48:42,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:42,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 105 states and 184 transitions. [2023-11-21 18:48:42,908 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 184 transitions. [2023-11-21 18:48:42,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:48:42,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:42,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:42,947 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:48:43,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:43,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 109 states and 189 transitions. [2023-11-21 18:48:43,419 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 189 transitions. [2023-11-21 18:48:43,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:48:43,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:43,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:43,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:48:46,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:46,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 133 states and 235 transitions. [2023-11-21 18:48:46,717 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 235 transitions. [2023-11-21 18:48:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:48:46,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:46,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:46,752 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:48:47,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:47,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 133 states and 234 transitions. [2023-11-21 18:48:47,110 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 234 transitions. [2023-11-21 18:48:47,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:48:47,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:47,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:47,134 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:48:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 133 states and 233 transitions. [2023-11-21 18:48:47,437 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 233 transitions. [2023-11-21 18:48:47,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:48:47,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:47,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:47,484 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-21 18:48:48,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 137 states and 238 transitions. [2023-11-21 18:48:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 238 transitions. [2023-11-21 18:48:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:48:48,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:48,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:48,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:48,170 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-21 18:48:48,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:48,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 141 states and 243 transitions. [2023-11-21 18:48:48,785 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 243 transitions. [2023-11-21 18:48:48,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:48:48,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:48,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:48,846 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:48:50,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 149 states and 256 transitions. [2023-11-21 18:48:50,093 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 256 transitions. [2023-11-21 18:48:50,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:48:50,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,125 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:48:50,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:50,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 153 states and 262 transitions. [2023-11-21 18:48:50,781 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 262 transitions. [2023-11-21 18:48:50,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:48:50,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:50,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:50,836 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:48:51,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:51,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 157 states and 269 transitions. [2023-11-21 18:48:51,632 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 269 transitions. [2023-11-21 18:48:51,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:48:51,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:51,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:51,656 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:48:51,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:51,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 157 states and 264 transitions. [2023-11-21 18:48:51,866 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 264 transitions. [2023-11-21 18:48:51,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:51,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:51,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:51,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:51,900 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:48:52,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:52,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 161 states and 269 transitions. [2023-11-21 18:48:52,598 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 269 transitions. [2023-11-21 18:48:52,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:52,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:52,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:52,640 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-21 18:48:53,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 161 states and 268 transitions. [2023-11-21 18:48:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 268 transitions. [2023-11-21 18:48:53,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:53,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:53,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:53,110 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-21 18:48:53,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:53,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 165 states and 273 transitions. [2023-11-21 18:48:53,902 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 273 transitions. [2023-11-21 18:48:53,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:53,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:53,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:53,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:53,935 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-21 18:48:54,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:54,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 169 states and 278 transitions. [2023-11-21 18:48:54,629 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 278 transitions. [2023-11-21 18:48:54,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:54,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:54,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:54,667 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-21 18:48:55,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:55,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2023-11-21 18:48:55,713 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2023-11-21 18:48:55,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:48:55,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:55,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:55,769 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:48:56,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:56,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 176 states and 287 transitions. [2023-11-21 18:48:56,122 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 287 transitions. [2023-11-21 18:48:56,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:48:56,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:56,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:56,153 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-11-21 18:48:56,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:56,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 180 states and 292 transitions. [2023-11-21 18:48:56,691 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 292 transitions. [2023-11-21 18:48:56,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:48:56,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:56,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:56,731 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-21 18:48:57,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:57,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 180 states and 291 transitions. [2023-11-21 18:48:57,160 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 291 transitions. [2023-11-21 18:48:57,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:48:57,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:57,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:57,189 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-21 18:48:57,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:57,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 184 states and 295 transitions. [2023-11-21 18:48:57,894 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 295 transitions. [2023-11-21 18:48:57,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:48:57,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:48:57,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:48:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:48:57,936 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-21 18:48:58,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:48:58,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 52 states and 73 transitions. [2023-11-21 18:48:58,655 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2023-11-21 18:48:58,656 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:48:58,656 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 47 iterations. [2023-11-21 18:48:58,666 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-11-21 18:48:59,867 INFO L560 CodeCheckObserver]: Invariant with dag size 31 [2023-11-21 18:48:59,883 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:48:59,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:48:59 ImpRootNode [2023-11-21 18:48:59,884 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:48:59,884 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:48:59,885 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:48:59,885 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:48:59,886 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:31" (3/4) ... [2023-11-21 18:48:59,888 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:48:59,897 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-21 18:48:59,897 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:48:59,898 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-21 18:49:00,010 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:49:00,011 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:49:00,011 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:49:00,012 INFO L158 Benchmark]: Toolchain (without parser) took 29705.88ms. Allocated memory was 190.8MB in the beginning and 333.4MB in the end (delta: 142.6MB). Free memory was 145.0MB in the beginning and 190.9MB in the end (delta: -45.9MB). Peak memory consumption was 98.8MB. Max. memory is 16.1GB. [2023-11-21 18:49:00,012 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 140.5MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:49:00,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.86ms. Allocated memory is still 190.8MB. Free memory was 144.6MB in the beginning and 135.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 18:49:00,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.88ms. Allocated memory is still 190.8MB. Free memory was 135.3MB in the beginning and 134.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:49:00,014 INFO L158 Benchmark]: Boogie Preprocessor took 26.12ms. Allocated memory is still 190.8MB. Free memory was 134.1MB in the beginning and 133.2MB in the end (delta: 873.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:49:00,015 INFO L158 Benchmark]: RCFGBuilder took 456.91ms. Allocated memory is still 190.8MB. Free memory was 132.8MB in the beginning and 123.2MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:49:00,015 INFO L158 Benchmark]: CodeCheck took 28766.68ms. Allocated memory was 190.8MB in the beginning and 333.4MB in the end (delta: 142.6MB). Free memory was 123.2MB in the beginning and 195.1MB in the end (delta: -71.9MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2023-11-21 18:49:00,016 INFO L158 Benchmark]: Witness Printer took 126.63ms. Allocated memory is still 333.4MB. Free memory was 195.1MB in the beginning and 190.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:49:00,019 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 14 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 27.5s, OverallIterations: 47, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7523 SdHoareTripleChecker+Valid, 60.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7076 mSDsluCounter, 1382 SdHoareTripleChecker+Invalid, 49.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1108 mSDsCounter, 7732 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30506 IncrementalHoareTripleChecker+Invalid, 38238 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7732 mSolverCounterUnsat, 274 mSDtfsCounter, 30506 mSolverCounterSat, 1.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9333 GetRequests, 8302 SyntacticMatches, 649 SemanticMatches, 382 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73848 ImplicationChecksByTransitivity, 21.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1037 NumberOfCodeBlocks, 1037 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 991 ConstructedInterpolants, 0 QuantifiedInterpolants, 2753 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 18 PerfectInterpolantSequences, 1326/1850 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((((((((((n <= 2147483647) && (m < (j + 1))) && (1 < i)) && (i <= 2147483646)) && (1 <= m)) && (m <= 2147483647)) || ((((((n <= 2147483647) && (0 < i)) && ((j + 1) <= m)) && (0 < j)) && (i <= 1)) && (m <= 2147483647))) || ((((((n <= 2147483647) && ((j + 1) <= m)) && (1 < i)) && (i <= 2147483646)) && (0 < j)) && (m <= 2147483647))) || ((((((n <= 2147483647) && (0 < i)) && (m < (j + 1))) && (1 <= m)) && (i <= 1)) && (m <= 2147483647))) || ((((((n <= 2147483647) && ((j + 1) <= m)) && (0 <= j)) && (0 <= i)) && (m <= 2147483647)) && (j <= 0))) || ((((((n <= 2147483647) && ((j + 1) <= m)) && (i <= 0)) && (0 < j)) && (0 <= i)) && (m <= 2147483647))) || ((((((n <= 2147483647) && (m < (j + 1))) && (i <= 0)) && (1 <= m)) && (0 <= i)) && (m <= 2147483647))) - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 140.5MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.86ms. Allocated memory is still 190.8MB. Free memory was 144.6MB in the beginning and 135.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.88ms. Allocated memory is still 190.8MB. Free memory was 135.3MB in the beginning and 134.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.12ms. Allocated memory is still 190.8MB. Free memory was 134.1MB in the beginning and 133.2MB in the end (delta: 873.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 456.91ms. Allocated memory is still 190.8MB. Free memory was 132.8MB in the beginning and 123.2MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 28766.68ms. Allocated memory was 190.8MB in the beginning and 333.4MB in the end (delta: 142.6MB). Free memory was 123.2MB in the beginning and 195.1MB in the end (delta: -71.9MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. * Witness Printer took 126.63ms. Allocated memory is still 333.4MB. Free memory was 195.1MB in the beginning and 190.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:49:00,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acfb054c-3645-4db7-bb2a-a315ad1ba78d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE