./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/xcsp/AllInterval-007.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/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_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/AllInterval-007.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/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 32bit --witnessprinter.graph.data.programhash 79ad480fc17f59cc4e46ec2dbc023b5da3460c72b3c8ca1cc6dbc35a93f8cf64 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:49:40,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:49:40,721 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:49:40,730 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:49:40,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:49:40,755 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:49:40,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:49:40,757 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:49:40,758 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:49:40,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:49:40,759 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:49:40,760 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:49:40,760 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:49:40,761 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:49:40,762 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:49:40,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:49:40,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:49:40,764 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:49:40,764 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:49:40,765 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:49:40,766 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:49:40,766 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:49:40,767 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:49:40,767 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:49:40,782 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:49:40,782 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:49:40,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:49:40,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:49:40,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:40,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:49:40,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:49:40,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:49:40,786 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:49:40,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:49:40,787 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:49:40,787 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_00d48201-1e79-4829-a172-d0dde0578e1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79ad480fc17f59cc4e46ec2dbc023b5da3460c72b3c8ca1cc6dbc35a93f8cf64 [2023-11-21 18:49:41,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:49:41,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:49:41,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:49:41,104 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:49:41,105 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:49:41,106 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/xcsp/AllInterval-007.c [2023-11-21 18:49:44,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:49:44,597 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:49:44,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/sv-benchmarks/c/xcsp/AllInterval-007.c [2023-11-21 18:49:44,613 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/data/d557271df/4c589175f8374c3ba3a412e056e25978/FLAG37bfdce0b [2023-11-21 18:49:44,637 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/data/d557271df/4c589175f8374c3ba3a412e056e25978 [2023-11-21 18:49:44,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:49:44,645 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:49:44,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:44,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:49:44,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:49:44,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:44" (1/1) ... [2023-11-21 18:49:44,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f769df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:44, skipping insertion in model container [2023-11-21 18:49:44,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:49:44" (1/1) ... [2023-11-21 18:49:44,687 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:49:44,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:44,958 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:49:45,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:49:45,047 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:49:45,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45 WrapperNode [2023-11-21 18:49:45,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:49:45,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:45,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:49:45,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:49:45,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,081 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,124 INFO L138 Inliner]: procedures = 13, calls = 76, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 211 [2023-11-21 18:49:45,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:49:45,132 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:49:45,132 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:49:45,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:49:45,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,190 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:49:45,191 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:49:45,191 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:49:45,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:49:45,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:45,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:49:45,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:49:45,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:49:45,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00d48201-1e79-4829-a172-d0dde0578e1f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:49:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:49:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:49:45,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:49:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:49:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-11-21 18:49:45,268 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-11-21 18:49:45,360 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:49:45,363 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:49:45,957 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:49:45,994 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:49:45,995 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:49:45,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:45 BoogieIcfgContainer [2023-11-21 18:49:45,997 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:49:45,998 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:49:45,998 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:49:46,009 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:49:46,010 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:49:45" (1/1) ... [2023-11-21 18:49:46,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:49:46,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:46,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 147 states and 219 transitions. [2023-11-21 18:49:46,089 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 219 transitions. [2023-11-21 18:49:46,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-21 18:49:46,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:46,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:47,337 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 3721 trivial. 0 not checked. [2023-11-21 18:49:48,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:48,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 146 states and 218 transitions. [2023-11-21 18:49:48,637 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 218 transitions. [2023-11-21 18:49:48,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-21 18:49:48,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:48,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:49,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 2 proven. 59 refuted. 0 times theorem prover too weak. 3721 trivial. 0 not checked. [2023-11-21 18:49:50,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:50,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 145 states and 217 transitions. [2023-11-21 18:49:50,744 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 217 transitions. [2023-11-21 18:49:50,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-21 18:49:50,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:50,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:50,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3782 trivial. 0 not checked. [2023-11-21 18:49:51,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:51,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 144 states and 216 transitions. [2023-11-21 18:49:51,145 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 216 transitions. [2023-11-21 18:49:51,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-21 18:49:51,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:51,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:51,569 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 3721 trivial. 0 not checked. [2023-11-21 18:49:51,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:51,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 143 states and 215 transitions. [2023-11-21 18:49:51,910 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 215 transitions. [2023-11-21 18:49:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-21 18:49:51,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:51,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:52,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 2 proven. 60 refuted. 0 times theorem prover too weak. 3844 trivial. 0 not checked. [2023-11-21 18:49:54,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:54,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 146 states and 220 transitions. [2023-11-21 18:49:54,086 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2023-11-21 18:49:54,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-11-21 18:49:54,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:54,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 4 proven. 58 refuted. 0 times theorem prover too weak. 3844 trivial. 0 not checked. [2023-11-21 18:49:57,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:57,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 150 states and 227 transitions. [2023-11-21 18:49:57,669 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 227 transitions. [2023-11-21 18:49:57,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-21 18:49:57,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:57,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:58,061 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 2 proven. 60 refuted. 0 times theorem prover too weak. 3844 trivial. 0 not checked. [2023-11-21 18:49:58,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:58,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 146 states and 220 transitions. [2023-11-21 18:49:58,510 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2023-11-21 18:49:58,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-21 18:49:58,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:58,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:58,622 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3906 trivial. 0 not checked. [2023-11-21 18:49:58,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:49:58,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 145 states and 219 transitions. [2023-11-21 18:49:58,788 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2023-11-21 18:49:58,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-21 18:49:58,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:49:58,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:49:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:49:59,285 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 4 proven. 58 refuted. 0 times theorem prover too weak. 3844 trivial. 0 not checked. [2023-11-21 18:50:02,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:02,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 140 states and 212 transitions. [2023-11-21 18:50:02,879 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 212 transitions. [2023-11-21 18:50:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-21 18:50:02,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:02,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:03,487 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 6 proven. 116 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2023-11-21 18:50:06,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:06,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 147 states and 221 transitions. [2023-11-21 18:50:06,498 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 221 transitions. [2023-11-21 18:50:06,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-21 18:50:06,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:06,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:06,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 4 proven. 59 refuted. 0 times theorem prover too weak. 3969 trivial. 0 not checked. [2023-11-21 18:50:10,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:10,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 155 states and 235 transitions. [2023-11-21 18:50:10,135 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 235 transitions. [2023-11-21 18:50:10,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-21 18:50:10,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:10,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:10,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 2 proven. 60 refuted. 0 times theorem prover too weak. 3844 trivial. 0 not checked. [2023-11-21 18:50:11,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:11,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 154 states and 234 transitions. [2023-11-21 18:50:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 234 transitions. [2023-11-21 18:50:11,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-21 18:50:11,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:11,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:11,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 3969 trivial. 0 not checked. [2023-11-21 18:50:17,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 163 states and 249 transitions. [2023-11-21 18:50:17,271 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 249 transitions. [2023-11-21 18:50:17,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-21 18:50:17,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:17,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:17,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 4 proven. 59 refuted. 0 times theorem prover too weak. 3969 trivial. 0 not checked. [2023-11-21 18:50:18,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:18,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 165 states and 250 transitions. [2023-11-21 18:50:18,307 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 250 transitions. [2023-11-21 18:50:18,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-21 18:50:18,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:18,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:18,587 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 4 proven. 59 refuted. 0 times theorem prover too weak. 3969 trivial. 0 not checked. [2023-11-21 18:50:19,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:19,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 158 states and 240 transitions. [2023-11-21 18:50:19,782 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 240 transitions. [2023-11-21 18:50:19,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-21 18:50:19,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:19,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:19,883 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2023-11-21 18:50:20,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:20,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 157 states and 239 transitions. [2023-11-21 18:50:20,114 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 239 transitions. [2023-11-21 18:50:20,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-21 18:50:20,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:20,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:20,825 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 3969 trivial. 0 not checked. [2023-11-21 18:50:27,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:27,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 164 states and 249 transitions. [2023-11-21 18:50:27,941 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 249 transitions. [2023-11-21 18:50:27,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-21 18:50:27,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:27,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:28,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 3969 trivial. 0 not checked.