./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/xcsp/AllInterval-008.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_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/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_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/AllInterval-008.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/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_727794bc-3782-4b70-90d5-392f6152dbf9/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 8f1a1519dc3ac954bb27ae35f40dd4ee3500f707e2df097fc14441b899353328 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:41,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:41,419 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:41:41,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:41,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:41,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:41,474 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:41,474 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:41,475 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:41,480 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:41,482 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:41,482 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:41,483 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:41:41,484 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:41,485 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:41:41,485 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:41,486 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:41,486 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:41,487 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:41,487 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:41:41,488 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:41:41,488 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:41:41,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:41,489 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:41,490 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:41,490 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:41,491 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:41,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:41,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:41,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:41,494 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:41,494 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:41,494 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:41,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:41,495 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:41,495 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_727794bc-3782-4b70-90d5-392f6152dbf9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f1a1519dc3ac954bb27ae35f40dd4ee3500f707e2df097fc14441b899353328 [2023-11-21 18:41:41,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:41,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:41,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:41,886 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:41,889 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:41,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/xcsp/AllInterval-008.c [2023-11-21 18:41:45,134 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:45,492 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:45,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/sv-benchmarks/c/xcsp/AllInterval-008.c [2023-11-21 18:41:45,517 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2/data/7243af7f3/e35e54d56fa741f9a20c47c7e9369470/FLAG00b203c05 [2023-11-21 18:41:45,536 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2/data/7243af7f3/e35e54d56fa741f9a20c47c7e9369470 [2023-11-21 18:41:45,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:45,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:45,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:45,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:45,553 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:45,554 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45456411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45, skipping insertion in model container [2023-11-21 18:41:45,555 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,603 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:45,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:45,810 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:45,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:45,869 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:45,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45 WrapperNode [2023-11-21 18:41:45,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:45,871 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:45,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:45,871 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:45,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,890 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,927 INFO L138 Inliner]: procedures = 13, calls = 94, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 249 [2023-11-21 18:41:45,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:45,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:45,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:45,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:45,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,991 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,993 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:45,996 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:45,997 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:45,998 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:45,998 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:46,007 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:45" (1/1) ... [2023-11-21 18:41:46,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:46,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:46,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:46,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727794bc-3782-4b70-90d5-392f6152dbf9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:46,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:46,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2023-11-21 18:41:46,102 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2023-11-21 18:41:46,201 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:46,204 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:46,656 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:46,703 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:46,704 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:41:46,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:46 BoogieIcfgContainer [2023-11-21 18:41:46,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:46,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:46,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:46,717 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:46,718 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:46" (1/1) ... [2023-11-21 18:41:46,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:46,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:46,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 177 states and 268 transitions. [2023-11-21 18:41:46,816 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 268 transitions. [2023-11-21 18:41:46,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-11-21 18:41:46,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:46,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:48,474 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 2 proven. 152 refuted. 0 times theorem prover too weak. 6008 trivial. 0 not checked. [2023-11-21 18:41:50,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 176 states and 267 transitions. [2023-11-21 18:41:50,126 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 267 transitions. [2023-11-21 18:41:50,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-21 18:41:50,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:50,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:50,873 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 2 proven. 76 refuted. 0 times theorem prover too weak. 6084 trivial. 0 not checked. [2023-11-21 18:41:52,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:52,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 175 states and 266 transitions. [2023-11-21 18:41:52,682 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 266 transitions. [2023-11-21 18:41:52,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-11-21 18:41:52,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:52,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked. [2023-11-21 18:41:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:53,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 174 states and 265 transitions. [2023-11-21 18:41:53,139 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 265 transitions. [2023-11-21 18:41:53,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2023-11-21 18:41:53,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:53,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:53,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:53,664 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6084 trivial. 0 not checked. [2023-11-21 18:41:54,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 173 states and 264 transitions. [2023-11-21 18:41:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 264 transitions. [2023-11-21 18:41:54,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-21 18:41:54,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:54,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:54,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 2 proven. 77 refuted. 0 times theorem prover too weak. 6241 trivial. 0 not checked. [2023-11-21 18:41:57,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:57,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 176 states and 269 transitions. [2023-11-21 18:41:57,114 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 269 transitions. [2023-11-21 18:41:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-21 18:41:57,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:57,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:57,743 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 4 proven. 75 refuted. 0 times theorem prover too weak. 6241 trivial. 0 not checked. [2023-11-21 18:42:01,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:01,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 180 states and 276 transitions. [2023-11-21 18:42:01,534 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 276 transitions. [2023-11-21 18:42:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-21 18:42:01,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:01,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:01,967 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 2 proven. 77 refuted. 0 times theorem prover too weak. 6241 trivial. 0 not checked. [2023-11-21 18:42:02,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:02,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 176 states and 269 transitions. [2023-11-21 18:42:02,471 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 269 transitions. [2023-11-21 18:42:02,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-21 18:42:02,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:02,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:02,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2023-11-21 18:42:02,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 175 states and 268 transitions. [2023-11-21 18:42:02,805 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 268 transitions. [2023-11-21 18:42:02,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-11-21 18:42:02,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:02,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:03,327 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 4 proven. 75 refuted. 0 times theorem prover too weak. 6241 trivial. 0 not checked. [2023-11-21 18:42:07,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:07,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 170 states and 261 transitions. [2023-11-21 18:42:07,756 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 261 transitions. [2023-11-21 18:42:07,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-11-21 18:42:07,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:07,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:08,134 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 2 proven. 77 refuted. 0 times theorem prover too weak. 6241 trivial. 0 not checked. [2023-11-21 18:42:08,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:08,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 169 states and 260 transitions. [2023-11-21 18:42:08,629 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 260 transitions. [2023-11-21 18:42:08,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2023-11-21 18:42:08,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:08,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:09,198 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 4 proven. 76 refuted. 0 times theorem prover too weak. 6400 trivial. 0 not checked. [2023-11-21 18:42:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 177 states and 273 transitions. [2023-11-21 18:42:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 273 transitions. [2023-11-21 18:42:13,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-11-21 18:42:13,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:13,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:14,346 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 6 proven. 74 refuted. 0 times theorem prover too weak. 6400 trivial. 0 not checked. [2023-11-21 18:42:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:20,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 186 states and 287 transitions. [2023-11-21 18:42:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 287 transitions. [2023-11-21 18:42:20,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-21 18:42:20,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:20,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:21,132 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 8 proven. 150 refuted. 0 times theorem prover too weak. 6322 trivial. 0 not checked. [2023-11-21 18:42:27,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:27,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 193 states and 298 transitions. [2023-11-21 18:42:27,104 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 298 transitions. [2023-11-21 18:42:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-11-21 18:42:27,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:27,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 4 proven. 76 refuted. 0 times theorem prover too weak. 6400 trivial. 0 not checked. [2023-11-21 18:42:29,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 188 states and 290 transitions. [2023-11-21 18:42:29,218 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 290 transitions. [2023-11-21 18:42:29,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-11-21 18:42:29,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:29,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:29,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6480 trivial. 0 not checked. [2023-11-21 18:42:29,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:29,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 187 states and 289 transitions. [2023-11-21 18:42:29,680 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 289 transitions. [2023-11-21 18:42:29,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-11-21 18:42:29,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:29,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:30,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 6 proven. 74 refuted. 0 times theorem prover too weak. 6400 trivial. 0 not checked.