[INFO] cloning repository https://github.com/jansu-dev/KWC
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jansu-dev/KWC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjansu-dev%2FKWC", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjansu-dev%2FKWC'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 73e383f556f2571487a114d8c1730b9baf901f6f
[INFO] checking jansu-dev/KWC against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjansu-dev%2FKWC" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  26% (228/847)
Updating files:  27% (229/847)
Updating files:  28% (238/847)
Updating files:  29% (246/847)
Updating files:  30% (255/847)
Updating files:  31% (263/847)
Updating files:  32% (272/847)
Updating files:  33% (280/847)
Updating files:  34% (288/847)
Updating files:  35% (297/847)
Updating files:  36% (305/847)
Updating files:  37% (314/847)
Updating files:  38% (322/847)
Updating files:  39% (331/847)
Updating files:  40% (339/847)
Updating files:  41% (348/847)
Updating files:  42% (356/847)
Updating files:  43% (365/847)
Updating files:  44% (373/847)
Updating files:  45% (382/847)
Updating files:  46% (390/847)
Updating files:  47% (399/847)
Updating files:  48% (407/847)
Updating files:  49% (416/847)
Updating files:  50% (424/847)
Updating files:  51% (432/847)
Updating files:  52% (441/847)
Updating files:  53% (449/847)
Updating files:  54% (458/847)
Updating files:  55% (466/847)
Updating files:  56% (475/847)
Updating files:  57% (483/847)
Updating files:  58% (492/847)
Updating files:  59% (500/847)
Updating files:  60% (509/847)
Updating files:  61% (517/847)
Updating files:  62% (526/847)
Updating files:  63% (534/847)
Updating files:  64% (543/847)
Updating files:  65% (551/847)
Updating files:  66% (560/847)
Updating files:  67% (568/847)
Updating files:  68% (576/847)
Updating files:  69% (585/847)
Updating files:  70% (593/847)
Updating files:  71% (602/847)
Updating files:  72% (610/847)
Updating files:  73% (619/847)
Updating files:  74% (627/847)
Updating files:  75% (636/847)
Updating files:  76% (644/847)
Updating files:  77% (653/847)
Updating files:  78% (661/847)
Updating files:  79% (670/847)
Updating files:  80% (678/847)
Updating files:  81% (687/847)
Updating files:  82% (695/847)
Updating files:  83% (704/847)
Updating files:  84% (712/847)
Updating files:  85% (720/847)
Updating files:  86% (729/847)
Updating files:  87% (737/847)
Updating files:  88% (746/847)
Updating files:  89% (754/847)
Updating files:  90% (763/847)
Updating files:  91% (771/847)
Updating files:  91% (774/847)
Updating files:  92% (780/847)
Updating files:  93% (788/847)
Updating files:  94% (797/847)
Updating files:  95% (805/847)
Updating files:  96% (814/847)
Updating files:  97% (822/847)
Updating files:  98% (831/847)
Updating files:  99% (839/847)
Updating files: 100% (847/847)
Updating files: 100% (847/847), done.
[INFO] validating manifest of git repo https://github.com/jansu-dev/KWC on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jansu-dev/KWC
[INFO] finished tweaking git repo https://github.com/jansu-dev/KWC
[INFO] tweaked toml for git repo https://github.com/jansu-dev/KWC written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jansu-dev/KWC already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61bc7011ff71334d6734e0dc4f2a9d5aeca2fc6840b6e5517444dee654ed1911
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "61bc7011ff71334d6734e0dc4f2a9d5aeca2fc6840b6e5517444dee654ed1911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61bc7011ff71334d6734e0dc4f2a9d5aeca2fc6840b6e5517444dee654ed1911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61bc7011ff71334d6734e0dc4f2a9d5aeca2fc6840b6e5517444dee654ed1911", kill_on_drop: false }`
[INFO] [stdout] 61bc7011ff71334d6734e0dc4f2a9d5aeca2fc6840b6e5517444dee654ed1911
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf610147f84330bf6a7a2cc7fbc6ed54c8c007cb5d8819aa040ede36f45c5324
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf610147f84330bf6a7a2cc7fbc6ed54c8c007cb5d8819aa040ede36f45c5324", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling mysql v20.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling io-enum v0.2.6
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.18
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking lru v0.6.5
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling oracle v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking lexical v5.2.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rust_decimal v1.14.1
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking mysql_common v0.24.1
[INFO] [stderr]     Checking log4rs v0.10.0
[INFO] [stderr]     Checking checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `yaml`
[INFO] [stdout]   --> src/main.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn dump_node(doc: &yaml::Yaml, indent: usize) {
[INFO] [stdout]    |                    ^^^^ use of undeclared crate or module `yaml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `yaml`
[INFO] [stdout]   --> src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         yaml::Yaml::Array(_, ref v) => {
[INFO] [stdout]    |         ^^^^ use of undeclared crate or module `yaml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `yaml`
[INFO] [stdout]   --> src/main.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         yaml::Yaml::Hash(ref h) => {
[INFO] [stdout]    |         ^^^^ use of undeclared crate or module `yaml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chrono::prelude::*`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use chrono::prelude::*; // 用来处理日期
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hash`, `Yaml`
[INFO] [stdout]   --> src/main.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 | use yaml_rust::yaml::{Hash, Yaml};
[INFO] [stdout]    |                       ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `yaml`
[INFO] [stdout]   --> src/main.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn dump_node(doc: &yaml::Yaml, indent: usize) {
[INFO] [stdout]    |                    ^^^^ use of undeclared crate or module `yaml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `yaml`
[INFO] [stdout]   --> src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         yaml::Yaml::Array(_, ref v) => {
[INFO] [stdout]    |         ^^^^ use of undeclared crate or module `yaml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `yaml`
[INFO] [stdout]   --> src/main.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         yaml::Yaml::Hash(ref h) => {
[INFO] [stdout]    |         ^^^^ use of undeclared crate or module `yaml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chrono::prelude::*`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use chrono::prelude::*; // 用来处理日期
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hash`, `Yaml`
[INFO] [stdout]   --> src/main.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 | use yaml_rust::yaml::{Hash, Yaml};
[INFO] [stdout]    |                       ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `checker`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cf610147f84330bf6a7a2cc7fbc6ed54c8c007cb5d8819aa040ede36f45c5324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf610147f84330bf6a7a2cc7fbc6ed54c8c007cb5d8819aa040ede36f45c5324", kill_on_drop: false }`
[INFO] [stdout] cf610147f84330bf6a7a2cc7fbc6ed54c8c007cb5d8819aa040ede36f45c5324