[INFO] fetching crate TransJLC 0.2.0...
[INFO] checking TransJLC-0.2.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate TransJLC 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate TransJLC 0.2.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate TransJLC 0.2.0
[INFO] finished tweaking crates.io crate TransJLC 0.2.0
[INFO] tweaked toml for crates.io crate TransJLC 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate TransJLC 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "9d525b527cebe7e69cef7f9f89d5db2d06dcacda2d545e2fab076d5104cae5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d525b527cebe7e69cef7f9f89d5db2d06dcacda2d545e2fab076d5104cae5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d525b527cebe7e69cef7f9f89d5db2d06dcacda2d545e2fab076d5104cae5b1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4da8e6544d62e0733140d219def7fd31c85299f5c1bbc6917ffea31053786fe
[INFO] running `Command { std: "docker" "start" "-a" "a4da8e6544d62e0733140d219def7fd31c85299f5c1bbc6917ffea31053786fe", kill_on_drop: false }`
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[INFO] [stderr]     Checking TransJLC v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Color` and `Colorize`
[INFO] [stdout]  --> src/lib.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use colored::{Color, Colorize};
[INFO] [stdout]   |               ^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rust_i18n::t`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rust_i18n::t;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color` and `Colorize`
[INFO] [stdout]  --> src/lib.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use colored::{Color, Colorize};
[INFO] [stdout]   |               ^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rust_i18n::t`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rust_i18n::t;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Trace`, `Warn`, and `Error` are never constructed
[INFO] [stdout]  --> src/log.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Level {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 5 |     Trace,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     Info,
[INFO] [stdout] 7 |     Warn,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     Error,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> src/log.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Log  {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 12 |     level: Level,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/log.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Log {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new(level: Level) -> Log {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn info(&self, msg: &str, color: Color) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn info_no_color(&self, msg: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn error(&self, msg: &str) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn warn(&self, msg: &str) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn trace(&self, msg: &str) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn set_level(&mut self, level: Level) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Trace`, `Warn`, and `Error` are never constructed
[INFO] [stdout]  --> src/log.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Level {
[INFO] [stdout]   |          ----- variants in this enum
[INFO] [stdout] 5 |     Trace,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     Info,
[INFO] [stdout] 7 |     Warn,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     Error,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> src/log.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Log  {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 12 |     level: Level,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/log.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Log {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn new(level: Level) -> Log {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn info(&self, msg: &str, color: Color) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn info_no_color(&self, msg: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn error(&self, msg: &str) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn warn(&self, msg: &str) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn trace(&self, msg: &str) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn set_level(&mut self, level: Level) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.30s
[INFO] running `Command { std: "docker" "inspect" "a4da8e6544d62e0733140d219def7fd31c85299f5c1bbc6917ffea31053786fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4da8e6544d62e0733140d219def7fd31c85299f5c1bbc6917ffea31053786fe", kill_on_drop: false }`
[INFO] [stdout] a4da8e6544d62e0733140d219def7fd31c85299f5c1bbc6917ffea31053786fe