[INFO] updating cached repository lightsing/chinese-telegraph-code [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/lightsing/chinese-telegraph-code [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/lightsing/chinese-telegraph-code" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/lightsing/chinese-telegraph-code"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/lightsing/chinese-telegraph-code'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/lightsing/chinese-telegraph-code" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/lightsing/chinese-telegraph-code"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/lightsing/chinese-telegraph-code'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 747db18a5fc9088a6e3d159ed69990874c41cc9b [INFO] sha for GitHub repo lightsing/chinese-telegraph-code: 747db18a5fc9088a6e3d159ed69990874c41cc9b [INFO] validating manifest of lightsing/chinese-telegraph-code on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of lightsing/chinese-telegraph-code on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing lightsing/chinese-telegraph-code [INFO] finished frobbing lightsing/chinese-telegraph-code [INFO] frobbed toml for lightsing/chinese-telegraph-code written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/lightsing/chinese-telegraph-code/Cargo.toml [INFO] started frobbing lightsing/chinese-telegraph-code [INFO] finished frobbing lightsing/chinese-telegraph-code [INFO] frobbed toml for lightsing/chinese-telegraph-code written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/lightsing/chinese-telegraph-code/Cargo.toml [INFO] crate lightsing/chinese-telegraph-code already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking lightsing/chinese-telegraph-code against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/lightsing/chinese-telegraph-code:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 038429dd7467962909c25347843b96e02655e5e23d25fd73288f189cb5890b9c [INFO] running `"docker" "start" "-a" "038429dd7467962909c25347843b96e02655e5e23d25fd73288f189cb5890b9c"` [INFO] [stderr] Checking bytebuffer v0.2.1 [INFO] [stderr] Checking lzma-rs v0.1.0 [INFO] [stderr] Checking chinese-telegraph-code v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | let mut src: Vec = converter::code2char::init(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/converter/code2char.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut bytes: Vec = include_bytes!("code2char-src.txt.xz").to_vec(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: static item is never used: `N` [INFO] [stderr] --> src/converter/code2char.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | static N: usize = 10; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `create_code_node` [INFO] [stderr] --> src/converter/code2char.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn create_code_node(val: Option) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/converter/code2char.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn insert(&mut self, index: usize, node:Box) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | let mut src: Vec = converter::code2char::init(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/converter/code2char.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut bytes: Vec = include_bytes!("code2char-src.txt.xz").to_vec(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: static item is never used: `N` [INFO] [stderr] --> src/converter/code2char.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | static N: usize = 10; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `create_code_node` [INFO] [stderr] --> src/converter/code2char.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn create_code_node(val: Option) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/converter/code2char.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn insert(&mut self, index: usize, node:Box) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.35s [INFO] running `"docker" "inspect" "038429dd7467962909c25347843b96e02655e5e23d25fd73288f189cb5890b9c"` [INFO] running `"docker" "rm" "-f" "038429dd7467962909c25347843b96e02655e5e23d25fd73288f189cb5890b9c"` [INFO] [stdout] 038429dd7467962909c25347843b96e02655e5e23d25fd73288f189cb5890b9c