[INFO] cloning repository https://github.com/avierax/tc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/avierax/tc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favierax%2Ftc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favierax%2Ftc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b0eed67fafcd28962f03cb2da0cc9bb237e15616
[INFO] checking avierax/tc against try#e622d8d7bed4f2668d446e06c6c1436ecae15796 for pr-156776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favierax%2Ftc" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/avierax/tc
[INFO] finished tweaking git repo https://github.com/avierax/tc
[INFO] tweaked toml for git repo https://github.com/avierax/tc written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/avierax/tc on toolchain e622d8d7bed4f2668d446e06c6c1436ecae15796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/avierax/tc 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" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded directories v3.0.1
[INFO] [stderr]   Downloaded num-integer v0.1.43
[INFO] [stderr]   Downloaded rust-argon2 v0.8.2
[INFO] [stderr]   Downloaded chrono v0.4.15
[INFO] [stderr]   Downloaded libc v0.2.77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d5b993471f9d20ce1f2f1db5f4615c32672644fe4ff72d6c696f9b10f4b94fc
[INFO] running `Command { std: "docker" "start" "-a" "7d5b993471f9d20ce1f2f1db5f4615c32672644fe4ff72d6c696f9b10f4b94fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d5b993471f9d20ce1f2f1db5f4615c32672644fe4ff72d6c696f9b10f4b94fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5b993471f9d20ce1f2f1db5f4615c32672644fe4ff72d6c696f9b10f4b94fc", kill_on_drop: false }`
[INFO] [stdout] 7d5b993471f9d20ce1f2f1db5f4615c32672644fe4ff72d6c696f9b10f4b94fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78c98f217ab29be7b600efeb4f9c5087fdb433098bc7c00a4d682f784d578615
[INFO] running `Command { std: "docker" "start" "-a" "78c98f217ab29be7b600efeb4f9c5087fdb433098bc7c00a4d682f784d578615", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking directories v3.0.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking tcd v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Error {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 17 |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `help_message` is never read
[INFO] [stdout]   --> src/args/mod.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct FlagDef {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub help_message: &'static str,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Error {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 17 |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `help_message` is never read
[INFO] [stdout]   --> src/args/mod.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct FlagDef {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub help_message: &'static str,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "78c98f217ab29be7b600efeb4f9c5087fdb433098bc7c00a4d682f784d578615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c98f217ab29be7b600efeb4f9c5087fdb433098bc7c00a4d682f784d578615", kill_on_drop: false }`
[INFO] [stdout] 78c98f217ab29be7b600efeb4f9c5087fdb433098bc7c00a4d682f784d578615
