./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/vnew1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/vnew1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92c9725cc4c9709a9ab81826fb3481ef81541ab6f68244b6727f50e97bc0f0c0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:36:47,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:36:47,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:36:47,104 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:36:47,104 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:36:47,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:36:47,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:36:47,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:36:47,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:36:47,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:36:47,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:36:47,131 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:36:47,131 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:36:47,132 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:36:47,132 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:36:47,133 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:36:47,133 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:36:47,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:36:47,134 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:36:47,134 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:36:47,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:36:47,136 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:36:47,136 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:36:47,137 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:36:47,137 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:36:47,137 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:36:47,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:36:47,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:36:47,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:36:47,139 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:36:47,139 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:36:47,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:36:47,140 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:36:47,141 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_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92c9725cc4c9709a9ab81826fb3481ef81541ab6f68244b6727f50e97bc0f0c0 [2023-12-03 00:36:47,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:36:47,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:36:47,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:36:47,389 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:36:47,390 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:36:47,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/loops-crafted-1/vnew1.c [2023-12-03 00:36:50,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:36:50,272 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:36:50,273 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/sv-benchmarks/c/loops-crafted-1/vnew1.c [2023-12-03 00:36:50,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/data/dd330fa9e/130b5852b65f45baac05f9abc737b174/FLAG5c8274fc0 [2023-12-03 00:36:50,289 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/data/dd330fa9e/130b5852b65f45baac05f9abc737b174 [2023-12-03 00:36:50,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:36:50,292 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:36:50,293 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:36:50,293 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:36:50,296 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:36:50,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@315e9da0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50, skipping insertion in model container [2023-12-03 00:36:50,298 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,315 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:36:50,436 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/sv-benchmarks/c/loops-crafted-1/vnew1.c[403,416] [2023-12-03 00:36:50,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:36:50,456 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:36:50,470 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/sv-benchmarks/c/loops-crafted-1/vnew1.c[403,416] [2023-12-03 00:36:50,474 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:36:50,486 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:36:50,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50 WrapperNode [2023-12-03 00:36:50,486 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:36:50,487 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:36:50,487 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:36:50,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:36:50,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,515 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2023-12-03 00:36:50,516 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:36:50,516 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:36:50,516 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:36:50,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:36:50,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,524 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,527 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:36:50,533 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:36:50,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:36:50,533 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:36:50,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:36:50,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:36:50,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:36:50,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6970f1c-5e52-4123-9e71-710f5a6570e8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:36:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:36:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:36:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:36:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:36:50,654 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:36:50,656 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:36:50,769 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:36:50,804 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:36:50,804 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 00:36:50,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:36:50 BoogieIcfgContainer [2023-12-03 00:36:50,806 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:36:50,807 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:36:50,807 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:36:50,814 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:36:50,815 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:36:50" (1/1) ... [2023-12-03 00:36:50,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:36:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:50,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-12-03 00:36:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-12-03 00:36:50,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 00:36:50,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:50,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:51,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:51,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:51,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2023-12-03 00:36:51,599 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2023-12-03 00:36:51,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:36:51,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:51,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:51,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:52,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:52,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 16 states and 33 transitions. [2023-12-03 00:36:52,666 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 33 transitions. [2023-12-03 00:36:52,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:36:52,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:52,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:52,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:54,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:54,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 20 states and 47 transitions. [2023-12-03 00:36:54,230 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 47 transitions. [2023-12-03 00:36:54,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:36:54,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:54,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:54,681 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:56,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:56,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 22 states and 54 transitions. [2023-12-03 00:36:56,118 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 54 transitions. [2023-12-03 00:36:56,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:36:56,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:56,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:56,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:36:56,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:56,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 23 states and 57 transitions. [2023-12-03 00:36:56,611 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 57 transitions. [2023-12-03 00:36:56,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:36:56,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:56,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:57,052 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:58,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:58,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 24 states and 61 transitions. [2023-12-03 00:36:58,133 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 61 transitions. [2023-12-03 00:36:58,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:36:58,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:58,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:58,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:59,480 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:37:07,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.63s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:37:07,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:07,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 27 states and 69 transitions. [2023-12-03 00:37:07,704 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 69 transitions. [2023-12-03 00:37:07,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:37:07,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:37:07,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:37:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:08,396 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:37:10,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:10,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 28 states and 73 transitions. [2023-12-03 00:37:10,269 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 73 transitions. [2023-12-03 00:37:10,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:37:10,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:37:10,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:37:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:11,771 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:37:23,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:23,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 33 states and 88 transitions. [2023-12-03 00:37:23,318 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 88 transitions. [2023-12-03 00:37:23,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:37:23,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:37:23,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:37:23,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:24,327 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:37:29,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:29,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 34 states and 93 transitions. [2023-12-03 00:37:29,252 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 93 transitions. [2023-12-03 00:37:29,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:37:29,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:37:29,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:37:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:31,013 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:37:43,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:37:58,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:58,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 38 states and 113 transitions. [2023-12-03 00:37:58,795 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 113 transitions. [2023-12-03 00:37:58,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:37:58,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:37:58,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:37:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:59,854 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:38:05,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:38:05,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 39 states and 119 transitions. [2023-12-03 00:38:05,452 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 119 transitions. [2023-12-03 00:38:05,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:38:05,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:38:05,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:38:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:38:25,677 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (div |c_ULTIMATE.start_main_~n~0#1| 4294967296))) (let ((.cse0 (div (+ |c_ULTIMATE.start_main_~n~0#1| (* .cse1 (- 4294967296))) 3))) (or (< (+ (* .cse0 3) 2 (* (div |c_ULTIMATE.start_main_~i~0#1| 4294967296) 4294967296)) |c_ULTIMATE.start_main_~i~0#1|) (< (+ (* 1431655765 |c_ULTIMATE.start_main_~k~0#1|) 4294967297) (+ .cse0 (* (div (+ (* 4294967295 |c_ULTIMATE.start_main_~k~0#1|) (* |c_ULTIMATE.start_main_~n~0#1| (- 4294967296)) (* .cse1 4294967296) 12904901886) 12884901888) 4294967296) (* |c_ULTIMATE.start_main_~n~0#1| 1431655765)))))) is different from false [2023-12-03 00:39:32,408 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2023-12-03 00:40:54,353 WARN L293 SmtUtils]: Spent 11.30s on a formula simplification that was a NOOP. DAG size: 65 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 00:41:26,238 WARN L293 SmtUtils]: Spent 10.53s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 00:42:18,579 WARN L293 SmtUtils]: Spent 5.12s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 00:42:48,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:42:59,594 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (div |c_ULTIMATE.start_main_~n~0#1| 4294967296)) (.cse4 (div |c_ULTIMATE.start_main_~k~0#1| 4294967296))) (let ((.cse2 (* .cse4 4294967296)) (.cse1 (* .cse0 4294967296)) (.cse3 (= |c_ULTIMATE.start_main_~j~0#1| 0))) (and (< (+ (* 4294967296 (div (+ (- 4) |c_ULTIMATE.start_main_~k~0#1|) 4294967296)) 19999998) |c_ULTIMATE.start_main_~k~0#1|) (< (+ (* 1431655765 |c_ULTIMATE.start_main_~k~0#1|) 5726623062) (+ (div (+ |c_ULTIMATE.start_main_~n~0#1| (* .cse0 (- 4294967296))) 3) (* |c_ULTIMATE.start_main_~n~0#1| 1431655765) (* (div (+ 17199869181 (* 4294967295 |c_ULTIMATE.start_main_~k~0#1|) (* |c_ULTIMATE.start_main_~n~0#1| (- 4294967296)) .cse1) 12884901888) 4294967296))) (< (+ .cse2 1) |c_ULTIMATE.start_main_~k~0#1|) (not (and (= |c_ULTIMATE.start_main_~n~0#1| (+ 2 |c_ULTIMATE.start_main_~k~0#1|)) .cse3 (<= |c_ULTIMATE.start_main_~k~0#1| (+ 19999999 .cse1)))) (not (and (<= (+ |c_ULTIMATE.start_main_~n~0#1| .cse2) (+ .cse1 |c_ULTIMATE.start_main_~k~0#1|)) .cse3)) (not (and (<= .cse4 .cse0) .cse3 (<= |c_ULTIMATE.start_main_~n~0#1| (+ |c_ULTIMATE.start_main_~k~0#1| 1))))))) is different from false [2023-12-03 00:43:09,639 WARN L876 $PredicateComparison]: unable to prove that (not (let ((.cse0 (div |c_ULTIMATE.start_main_~n~0#1| 4294967296)) (.cse4 (div |c_ULTIMATE.start_main_~k~0#1| 4294967296))) (let ((.cse2 (* .cse4 4294967296)) (.cse1 (* .cse0 4294967296)) (.cse3 (= |c_ULTIMATE.start_main_~j~0#1| 0))) (and (< (+ (* 4294967296 (div (+ (- 4) |c_ULTIMATE.start_main_~k~0#1|) 4294967296)) 19999998) |c_ULTIMATE.start_main_~k~0#1|) (< (+ (* 1431655765 |c_ULTIMATE.start_main_~k~0#1|) 5726623062) (+ (div (+ |c_ULTIMATE.start_main_~n~0#1| (* .cse0 (- 4294967296))) 3) (* |c_ULTIMATE.start_main_~n~0#1| 1431655765) (* (div (+ 17199869181 (* 4294967295 |c_ULTIMATE.start_main_~k~0#1|) (* |c_ULTIMATE.start_main_~n~0#1| (- 4294967296)) .cse1) 12884901888) 4294967296))) (< (+ .cse2 1) |c_ULTIMATE.start_main_~k~0#1|) (not (and (= |c_ULTIMATE.start_main_~n~0#1| (+ 2 |c_ULTIMATE.start_main_~k~0#1|)) .cse3 (<= |c_ULTIMATE.start_main_~k~0#1| (+ 19999999 .cse1)))) (not (and (<= (+ |c_ULTIMATE.start_main_~n~0#1| .cse2) (+ .cse1 |c_ULTIMATE.start_main_~k~0#1|)) .cse3)) (not (and (<= .cse4 .cse0) .cse3 (<= |c_ULTIMATE.start_main_~n~0#1| (+ |c_ULTIMATE.start_main_~k~0#1| 1)))))))) is different from true [2023-12-03 00:43:24,283 WARN L293 SmtUtils]: Spent 11.19s on a formula simplification that was a NOOP. DAG size: 64 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 00:44:26,426 WARN L293 SmtUtils]: Spent 5.42s on a formula simplification. DAG size of input: 64 DAG size of output: 61 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 00:47:08,906 WARN L293 SmtUtils]: Spent 5.95s on a formula simplification that was a NOOP. DAG size: 61 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 00:48:57,805 WARN L293 SmtUtils]: Spent 11.51s on a formula simplification. DAG size of input: 61 DAG size of output: 58 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 00:49:40,274 WARN L293 SmtUtils]: Spent 11.07s on a formula simplification that was a NOOP. DAG size: 62 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-03 00:51:36,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.62s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:51:59,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.07s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:51:59,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 45 states and 155 transitions. [2023-12-03 00:51:59,436 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 155 transitions. [2023-12-03 00:51:59,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:51:59,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:59,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat