[INFO] cloning repository https://github.com/wzhzzmzzy/miniloc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wzhzzmzzy/miniloc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwzhzzmzzy%2Fminiloc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwzhzzmzzy%2Fminiloc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2bf4ce2fe71d0e1f873a985a57d37d82854cdbd
[INFO] checking wzhzzmzzy/miniloc against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwzhzzmzzy%2Fminiloc" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wzhzzmzzy/miniloc
[INFO] finished tweaking git repo https://github.com/wzhzzmzzy/miniloc
[INFO] tweaked toml for git repo https://github.com/wzhzzmzzy/miniloc written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wzhzzmzzy/miniloc on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wzhzzmzzy/miniloc 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a908e4a90144d359786dbc428bcba1ddfc37b7075b9fc8ac71884582e02fc492
[INFO] running `Command { std: "docker" "start" "-a" "a908e4a90144d359786dbc428bcba1ddfc37b7075b9fc8ac71884582e02fc492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a908e4a90144d359786dbc428bcba1ddfc37b7075b9fc8ac71884582e02fc492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a908e4a90144d359786dbc428bcba1ddfc37b7075b9fc8ac71884582e02fc492", kill_on_drop: false }`
[INFO] [stdout] a908e4a90144d359786dbc428bcba1ddfc37b7075b9fc8ac71884582e02fc492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48f6e44cbb4f8a528b2a78bcbaa0ed8acdcf122bda3c856ad73f1517a7dd2b28
[INFO] running `Command { std: "docker" "start" "-a" "48f6e44cbb4f8a528b2a78bcbaa0ed8acdcf122bda3c856ad73f1517a7dd2b28", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking miniloc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/core.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |             let mut lines = ret.get_mut(&lan).ok_or(error::Error::NoneError(String::from("Something wrong")))?;
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let mut lines = ret.get_mut(&lan).ok_or(error::Error::NoneError(String::from("Something wrong")))?;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/core.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |             let mut lines = ret.get_mut(&lan).ok_or(error::Error::NoneError(String::from("Something wrong")))?;
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let mut lines = ret.get_mut(&lan).ok_or(error::Error::NoneError(String::from("Something wrong")))?;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "48f6e44cbb4f8a528b2a78bcbaa0ed8acdcf122bda3c856ad73f1517a7dd2b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f6e44cbb4f8a528b2a78bcbaa0ed8acdcf122bda3c856ad73f1517a7dd2b28", kill_on_drop: false }`
[INFO] [stdout] 48f6e44cbb4f8a528b2a78bcbaa0ed8acdcf122bda3c856ad73f1517a7dd2b28