./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi --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 64bit --witnessprinter.graph.data.programhash e621fe5569ce23da8663d1ba84e0ea76474750cbbbe06c56ff4e5d6732ec9411 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:49,583 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:49,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 23:06:49,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:06:49,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:06:49,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:49,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:06:49,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:06:49,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:49,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:49,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:49,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:06:49,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:06:49,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:49,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:06:49,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:49,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:06:49,731 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:06:49,731 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:49,732 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:49,733 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:49,744 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:49,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:49,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:49,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:49,748 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:49,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:06:49,751 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:06:49,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:06:49,752 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:06:49,753 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_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e621fe5569ce23da8663d1ba84e0ea76474750cbbbe06c56ff4e5d6732ec9411 [2023-11-24 23:06:50,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:50,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:50,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:50,150 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:50,151 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:50,153 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i [2023-11-24 23:06:53,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:06:53,982 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:06:53,983 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i [2023-11-24 23:06:54,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/data/a2ae0e7d9/20f241e9fd664c4aba576bd7ee7d1f8f/FLAGcdac11a24 [2023-11-24 23:06:54,048 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/data/a2ae0e7d9/20f241e9fd664c4aba576bd7ee7d1f8f [2023-11-24 23:06:54,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:06:54,057 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:06:54,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:54,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:06:54,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:54,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47e14024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54, skipping insertion in model container [2023-11-24 23:06:54,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,185 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:55,165 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_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i[100586,100599] [2023-11-24 23:06:55,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:55,512 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:55,760 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3095-3096] [2023-11-24 23:06:55,814 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_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point.cil.out.i[100586,100599] [2023-11-24 23:06:55,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (63), "i" (12UL)); [3611-3612] [2023-11-24 23:06:55,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (65), "i" (12UL)); [3619-3620] [2023-11-24 23:06:55,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (66), "i" (12UL)); [3627-3628] [2023-11-24 23:06:55,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-011--linux-stable--dir/work/current--X--drivers/block/virtio_blk.ko--X--defaultlinux-stable-39a1d13-1--X--101_1a--X--cpachecker/linux-stable-39a1d13-1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/101_1a/drivers/block/virtio_blk.o.c.prepared"), "i" (151), "i" (12UL)); [3842-3843] [2023-11-24 23:06:55,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-011--linux-stable--dir/work/current--X--drivers/block/virtio_blk.ko--X--defaultlinux-stable-39a1d13-1--X--101_1a--X--cpachecker/linux-stable-39a1d13-1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/101_1a/drivers/block/virtio_blk.o.c.prepared"), "i" (205), "i" (12UL)); [3917-3918] [2023-11-24 23:06:55,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/gratinskiy/commit-tester-runs/6-cpa-svcomp-newdeg/commit-tester-work/task-011--linux-stable--dir/work/current--X--drivers/block/virtio_blk.ko--X--defaultlinux-stable-39a1d13-1--X--101_1a--X--cpachecker/linux-stable-39a1d13-1/csd_deg_dscv/11/dscv_tempdir/dscv/ri/101_1a/drivers/block/virtio_blk.o.c.prepared"), "i" (495), "i" (12UL)); [4238-4239] [2023-11-24 23:06:55,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:56,044 WARN L675 CHandler]: The function kmem_cache_alloc_notrace is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:06:56,044 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:06:56,053 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:56,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56 WrapperNode [2023-11-24 23:06:56,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:56,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:56,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:56,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:56,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,267 INFO L138 Inliner]: procedures = 155, calls = 555, calls flagged for inlining = 94, calls inlined = 94, statements flattened = 1969 [2023-11-24 23:06:56,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:56,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:56,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:56,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:56,285 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,420 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,442 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:56,474 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:56,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:56,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:56,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:56,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:56,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:56,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:56,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eccf08c-76e7-4a2c-bb4a-c2cb8693b524/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:56,557 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2023-11-24 23:06:56,558 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segment_size [2023-11-24 23:06:56,558 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2023-11-24 23:06:56,558 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2023-11-24 23:06:56,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:06:56,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:06:56,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:06:56,559 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2023-11-24 23:06:56,559 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2023-11-24 23:06:56,561 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2023-11-24 23:06:56,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2023-11-24 23:06:56,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:06:56,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:06:56,562 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2023-11-24 23:06:56,562 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2023-11-24 23:06:56,563 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2023-11-24 23:06:56,563 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2023-11-24 23:06:56,563 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:06:56,563 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:06:56,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:06:56,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-24 23:06:56,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-24 23:06:56,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:06:56,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:06:56,565 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2023-11-24 23:06:56,565 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2023-11-24 23:06:56,566 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:06:56,566 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:06:56,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:06:56,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2023-11-24 23:06:56,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2023-11-24 23:06:56,567 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2023-11-24 23:06:56,568 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:06:56,568 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:06:56,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:56,569 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2023-11-24 23:06:56,569 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2023-11-24 23:06:56,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:06:56,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:06:56,570 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-24 23:06:56,570 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:06:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:06:56,570 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2023-11-24 23:06:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2023-11-24 23:06:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2023-11-24 23:06:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2023-11-24 23:06:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:06:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2023-11-24 23:06:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2023-11-24 23:06:56,571 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-24 23:06:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-24 23:06:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:06:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:06:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:06:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:06:56,572 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2023-11-24 23:06:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2023-11-24 23:06:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2023-11-24 23:06:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2023-11-24 23:06:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2023-11-24 23:06:56,574 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_ordered [2023-11-24 23:06:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:06:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:06:56,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:06:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-24 23:06:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-24 23:06:57,080 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:57,084 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:57,804 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:06:57,877 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2023-11-24 23:06:58,717 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:59,773 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:59,774 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:06:59,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:59 BoogieIcfgContainer [2023-11-24 23:06:59,776 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:59,777 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:59,778 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:59,789 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:59,789 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:59" (1/1) ... [2023-11-24 23:06:59,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:06:59,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:59,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 325 states and 453 transitions. [2023-11-24 23:06:59,917 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 453 transitions. [2023-11-24 23:06:59,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:06:59,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:59,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:00,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:00,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:00,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 330 states and 474 transitions. [2023-11-24 23:07:00,665 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 474 transitions. [2023-11-24 23:07:00,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:07:00,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:00,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:00,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:01,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:01,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 341 states and 510 transitions. [2023-11-24 23:07:01,248 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 510 transitions. [2023-11-24 23:07:01,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:07:01,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:01,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:01,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:01,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:01,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 342 states and 511 transitions. [2023-11-24 23:07:01,410 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 511 transitions. [2023-11-24 23:07:01,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:07:01,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:01,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:01,584 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:07:01,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:01,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 344 states and 514 transitions. [2023-11-24 23:07:01,615 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 514 transitions. [2023-11-24 23:07:01,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:07:01,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:01,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:01,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:02,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:02,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 347 states and 532 transitions. [2023-11-24 23:07:02,081 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 532 transitions. [2023-11-24 23:07:02,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:07:02,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:02,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:02,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:02,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:02,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 346 states and 527 transitions. [2023-11-24 23:07:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 527 transitions. [2023-11-24 23:07:02,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:07:02,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:02,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:02,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:02,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 347 states and 527 transitions. [2023-11-24 23:07:02,439 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 527 transitions. [2023-11-24 23:07:02,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:07:02,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:02,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:02,511 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:02,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 349 states and 529 transitions. [2023-11-24 23:07:02,568 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 529 transitions. [2023-11-24 23:07:02,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:07:02,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:02,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:02,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:03,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 354 states and 549 transitions. [2023-11-24 23:07:03,190 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 549 transitions. [2023-11-24 23:07:03,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:07:03,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:03,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:03,321 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:03,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:03,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 353 states and 543 transitions. [2023-11-24 23:07:03,375 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 543 transitions. [2023-11-24 23:07:03,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:07:03,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:03,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:03,474 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:07:03,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:03,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 355 states and 545 transitions. [2023-11-24 23:07:03,541 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 545 transitions. [2023-11-24 23:07:03,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:07:03,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:03,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:03,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:03,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 356 states and 546 transitions. [2023-11-24 23:07:03,821 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 546 transitions. [2023-11-24 23:07:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:07:03,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:03,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:03,913 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:07:03,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:03,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 357 states and 546 transitions. [2023-11-24 23:07:03,936 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 546 transitions. [2023-11-24 23:07:03,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:07:03,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:03,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:04,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:04,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 360 states and 550 transitions. [2023-11-24 23:07:04,088 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 550 transitions. [2023-11-24 23:07:04,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:07:04,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:04,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:04,160 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:04,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 361 states and 550 transitions. [2023-11-24 23:07:04,186 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 550 transitions. [2023-11-24 23:07:04,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:07:04,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:04,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:04,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:04,251 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:04,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:04,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 364 states and 554 transitions. [2023-11-24 23:07:04,283 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 554 transitions. [2023-11-24 23:07:04,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:07:04,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:04,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:04,355 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:07:04,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:04,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 365 states and 553 transitions. [2023-11-24 23:07:04,535 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 553 transitions. [2023-11-24 23:07:04,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:07:04,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:04,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:04,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:07:04,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:04,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 368 states and 556 transitions. [2023-11-24 23:07:04,642 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 556 transitions. [2023-11-24 23:07:04,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:07:04,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:04,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:04,732 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-24 23:07:05,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:05,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 378 states and 582 transitions. [2023-11-24 23:07:05,025 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 582 transitions. [2023-11-24 23:07:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:07:05,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:05,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:05,155 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:07:05,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:05,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 381 states and 597 transitions. [2023-11-24 23:07:05,834 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 597 transitions. [2023-11-24 23:07:05,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:07:05,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:05,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:05,969 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:07:06,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:06,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 386 states and 616 transitions. [2023-11-24 23:07:06,809 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 616 transitions. [2023-11-24 23:07:06,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:07:06,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:06,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:06,987 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:07:08,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 391 states and 636 transitions. [2023-11-24 23:07:08,103 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 636 transitions. [2023-11-24 23:07:08,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:07:08,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:08,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:08,177 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:07:08,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:08,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 394 states and 652 transitions. [2023-11-24 23:07:08,681 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 652 transitions. [2023-11-24 23:07:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:07:08,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:08,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:08,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:08,773 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 23:07:09,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:09,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 398 states and 660 transitions. [2023-11-24 23:07:09,076 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 660 transitions. [2023-11-24 23:07:09,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:07:09,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:09,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:09,187 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 23:07:09,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:09,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 399 states and 660 transitions. [2023-11-24 23:07:09,385 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 660 transitions. [2023-11-24 23:07:09,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:07:09,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:09,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:09,520 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:07:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:11,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 406 states and 681 transitions. [2023-11-24 23:07:11,027 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 681 transitions. [2023-11-24 23:07:11,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:07:11,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:11,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,205 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:12,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 410 states and 700 transitions. [2023-11-24 23:07:12,653 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 700 transitions. [2023-11-24 23:07:12,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:07:12,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,734 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:07:13,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 415 states and 718 transitions. [2023-11-24 23:07:13,625 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 718 transitions. [2023-11-24 23:07:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:07:13,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 414 states and 704 transitions. [2023-11-24 23:07:13,975 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 704 transitions. [2023-11-24 23:07:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:07:13,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:14,062 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:07:14,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 416 states and 706 transitions. [2023-11-24 23:07:14,108 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 706 transitions. [2023-11-24 23:07:14,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:07:14,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:14,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:14,385 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:17,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 435 states and 756 transitions. [2023-11-24 23:07:17,331 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 756 transitions. [2023-11-24 23:07:17,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:07:17,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:17,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,508 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:07:17,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:17,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 434 states and 740 transitions. [2023-11-24 23:07:17,657 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 740 transitions. [2023-11-24 23:07:17,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:07:17,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:17,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:17,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:17,839 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:07:18,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:18,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 436 states and 743 transitions. [2023-11-24 23:07:18,194 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 743 transitions. [2023-11-24 23:07:18,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:07:18,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:18,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:18,310 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:18,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:18,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 441 states and 753 transitions. [2023-11-24 23:07:18,951 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 753 transitions. [2023-11-24 23:07:18,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:07:18,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:18,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 23:07:19,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:19,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 446 states and 761 transitions. [2023-11-24 23:07:19,226 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 761 transitions. [2023-11-24 23:07:19,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:07:19,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:19,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:19,345 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:20,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:20,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 450 states and 771 transitions. [2023-11-24 23:07:20,122 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 771 transitions. [2023-11-24 23:07:20,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:07:20,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:20,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:20,198 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-24 23:07:20,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:20,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 452 states and 773 transitions. [2023-11-24 23:07:20,557 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 773 transitions. [2023-11-24 23:07:20,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:07:20,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:20,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:20,643 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:21,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 457 states and 784 transitions. [2023-11-24 23:07:21,386 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 784 transitions. [2023-11-24 23:07:21,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:07:21,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:21,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:21,520 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:07:21,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:21,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 461 states and 790 transitions. [2023-11-24 23:07:21,894 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 790 transitions. [2023-11-24 23:07:21,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:07:21,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:21,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:21,994 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 23:07:22,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:22,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 469 states and 803 transitions. [2023-11-24 23:07:22,613 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 803 transitions. [2023-11-24 23:07:22,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:07:22,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:22,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:22,705 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-24 23:07:22,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:22,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 470 states and 803 transitions. [2023-11-24 23:07:22,744 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 803 transitions. [2023-11-24 23:07:22,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:07:22,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:22,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:22,960 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:07:23,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:23,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 476 states and 811 transitions. [2023-11-24 23:07:23,014 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 811 transitions. [2023-11-24 23:07:23,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:07:23,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:23,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:23,139 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-24 23:07:23,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:23,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 480 states and 816 transitions. [2023-11-24 23:07:23,384 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 816 transitions. [2023-11-24 23:07:23,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:07:23,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:23,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:23,477 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:23,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:23,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 484 states and 821 transitions. [2023-11-24 23:07:23,535 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 821 transitions. [2023-11-24 23:07:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:07:23,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:23,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:23,656 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-24 23:07:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:23,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 485 states and 821 transitions. [2023-11-24 23:07:23,798 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 821 transitions. [2023-11-24 23:07:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:07:23,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:23,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:07:24,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:24,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 489 states and 828 transitions. [2023-11-24 23:07:24,460 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 828 transitions. [2023-11-24 23:07:24,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:07:24,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:24,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:24,534 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:07:25,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:25,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 492 states and 839 transitions. [2023-11-24 23:07:25,328 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 839 transitions. [2023-11-24 23:07:25,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:07:25,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:25,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:25,464 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:26,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:26,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 499 states and 860 transitions. [2023-11-24 23:07:26,280 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 860 transitions. [2023-11-24 23:07:26,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:07:26,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:26,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:26,374 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:07:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 502 states and 863 transitions. [2023-11-24 23:07:26,808 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 863 transitions. [2023-11-24 23:07:26,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:07:26,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:26,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:26,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:07:27,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:27,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 503 states and 863 transitions. [2023-11-24 23:07:27,060 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 863 transitions. [2023-11-24 23:07:27,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:07:27,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:27,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:27,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:27,225 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-24 23:07:28,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:28,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 509 states and 882 transitions. [2023-11-24 23:07:28,588 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 882 transitions. [2023-11-24 23:07:28,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:28,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:28,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:28,764 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 23:07:29,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:29,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 513 states and 887 transitions. [2023-11-24 23:07:29,084 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 887 transitions. [2023-11-24 23:07:29,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:07:29,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:29,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:29,233 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 23:07:29,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:29,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 515 states and 889 transitions. [2023-11-24 23:07:29,277 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 889 transitions. [2023-11-24 23:07:29,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:07:29,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:29,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:29,370 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-24 23:07:29,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:29,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 519 states and 894 transitions. [2023-11-24 23:07:29,423 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 894 transitions. [2023-11-24 23:07:29,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:29,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:29,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:29,518 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:30,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:30,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 524 states and 907 transitions. [2023-11-24 23:07:30,328 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 907 transitions. [2023-11-24 23:07:30,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:30,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:30,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:30,438 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:30,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 526 states and 915 transitions. [2023-11-24 23:07:30,882 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 915 transitions. [2023-11-24 23:07:30,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:30,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:30,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:30,990 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:31,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:31,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 528 states and 920 transitions. [2023-11-24 23:07:31,425 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 920 transitions. [2023-11-24 23:07:31,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:31,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:31,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:31,525 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:32,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:32,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 530 states and 927 transitions. [2023-11-24 23:07:32,132 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 927 transitions. [2023-11-24 23:07:32,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:32,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:32,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:32,233 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:32,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:32,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 532 states and 933 transitions. [2023-11-24 23:07:32,618 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 933 transitions. [2023-11-24 23:07:32,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:07:32,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:32,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:07:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:32,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 533 states and 933 transitions. [2023-11-24 23:07:32,744 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 933 transitions. [2023-11-24 23:07:32,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:32,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:32,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:32,879 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 23:07:33,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:33,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 535 states and 935 transitions. [2023-11-24 23:07:33,190 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 935 transitions. [2023-11-24 23:07:33,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:07:33,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:33,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:33,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-24 23:07:33,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 536 states and 935 transitions. [2023-11-24 23:07:33,359 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 935 transitions. [2023-11-24 23:07:33,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:07:33,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:33,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:33,473 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-24 23:07:34,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:34,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 543 states and 953 transitions. [2023-11-24 23:07:34,273 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 953 transitions. [2023-11-24 23:07:34,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:07:34,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:34,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms