[INFO] cloning repository https://github.com/lightsing/chinese-telegraph-code [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lightsing/chinese-telegraph-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flightsing%2Fchinese-telegraph-code"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flightsing%2Fchinese-telegraph-code'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 747db18a5fc9088a6e3d159ed69990874c41cc9b [INFO] checking lightsing/chinese-telegraph-code against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flightsing%2Fchinese-telegraph-code" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lightsing/chinese-telegraph-code on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/lightsing/chinese-telegraph-code [INFO] finished tweaking git repo https://github.com/lightsing/chinese-telegraph-code [INFO] tweaked toml for git repo https://github.com/lightsing/chinese-telegraph-code written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/lightsing/chinese-telegraph-code already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lzma-rs v0.1.0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cb8f5501d4782a85d291eed760c3591e5a49455eb7ac17891070a1c5096394e0 [INFO] running `"docker" "start" "-a" "cb8f5501d4782a85d291eed760c3591e5a49455eb7ac17891070a1c5096394e0"` [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking bytebuffer v0.2.1 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking lzma-rs v0.1.0 [INFO] [stderr] Checking chinese-telegraph-code v0.1.0 (/opt/rustwide/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/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:14:8 [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/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:14:8 [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: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.26s [INFO] running `"docker" "inspect" "cb8f5501d4782a85d291eed760c3591e5a49455eb7ac17891070a1c5096394e0"` [INFO] running `"docker" "rm" "-f" "cb8f5501d4782a85d291eed760c3591e5a49455eb7ac17891070a1c5096394e0"` [INFO] [stdout] cb8f5501d4782a85d291eed760c3591e5a49455eb7ac17891070a1c5096394e0