[INFO] cloning repository https://github.com/deane0/crabcan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deane0/crabcan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeane0%2Fcrabcan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeane0%2Fcrabcan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfb8f8e0eb41167f4dac55a059489b28c2cd28a7
[INFO] checking deane0/crabcan against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeane0%2Fcrabcan" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/deane0/crabcan
[INFO] finished tweaking git repo https://github.com/deane0/crabcan
[INFO] tweaked toml for git repo https://github.com/deane0/crabcan written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/deane0/crabcan on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/deane0/crabcan 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scan_fmt v0.2.6
[INFO] [stderr]   Downloaded env_logger v0.9.0
[INFO] [stderr]   Downloaded once_cell v1.14.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.19
[INFO] [stderr]   Downloaded clap v3.2.20
[INFO] [stderr]   Downloaded regex v1.6.0
[INFO] [stderr]   Downloaded nix v0.25.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 219176e558e2aee9a0ff7f700819e787e6509d51e9eb0e53a3e7d5125b787432
[INFO] running `Command { std: "docker" "start" "-a" "219176e558e2aee9a0ff7f700819e787e6509d51e9eb0e53a3e7d5125b787432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "219176e558e2aee9a0ff7f700819e787e6509d51e9eb0e53a3e7d5125b787432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219176e558e2aee9a0ff7f700819e787e6509d51e9eb0e53a3e7d5125b787432", kill_on_drop: false }`
[INFO] [stdout] 219176e558e2aee9a0ff7f700819e787e6509d51e9eb0e53a3e7d5125b787432
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eaa57c40e7cd60159e7d49c3120be1b7bc30736741235e8af5bffccbd7648ae
[INFO] running `Command { std: "docker" "start" "-a" "3eaa57c40e7cd60159e7d49c3120be1b7bc30736741235e8af5bffccbd7648ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.25.0
[INFO] [stderr]     Checking clap v3.2.20
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking scan_fmt v0.2.6
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking crabcan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `path`, `argv`, `uid`, and `mount_dir` are never read
[INFO] [stdout]   --> src/config.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct ContainerOpts {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  7 |     pub path: CString,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]  8 |     pub argv: Vec<CString>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]  9 |
[INFO] [stdout] 10 |     pub uid: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 11 |     pub mount_dir: PathBuf,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ContainerOpts` has a derived impl for the trait `Clone`, 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 `config` is never read
[INFO] [stdout]  --> src/container.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Container {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 7 |     config: ContainerOpts,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/errors.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     NotSupported(u8),
[INFO] [stdout]   |     ------------ ^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ErrorCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     NotSupported(u8),
[INFO] [stdout] 9 +     NotSupported(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/errors.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     ContainerError(u8),
[INFO] [stdout]    |     -------------- ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     ContainerError(u8),
[INFO] [stdout] 11 +     ContainerError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `path`, `argv`, `uid`, and `mount_dir` are never read
[INFO] [stdout]   --> src/config.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct ContainerOpts {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  7 |     pub path: CString,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]  8 |     pub argv: Vec<CString>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]  9 |
[INFO] [stdout] 10 |     pub uid: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 11 |     pub mount_dir: PathBuf,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ContainerOpts` has a derived impl for the trait `Clone`, 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 `config` is never read
[INFO] [stdout]  --> src/container.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Container {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 7 |     config: ContainerOpts,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/errors.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     NotSupported(u8),
[INFO] [stdout]   |     ------------ ^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ErrorCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     NotSupported(u8),
[INFO] [stdout] 9 +     NotSupported(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/errors.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     ContainerError(u8),
[INFO] [stdout]    |     -------------- ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     ContainerError(u8),
[INFO] [stdout] 11 +     ContainerError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.15s
[INFO] running `Command { std: "docker" "inspect" "3eaa57c40e7cd60159e7d49c3120be1b7bc30736741235e8af5bffccbd7648ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eaa57c40e7cd60159e7d49c3120be1b7bc30736741235e8af5bffccbd7648ae", kill_on_drop: false }`
[INFO] [stdout] 3eaa57c40e7cd60159e7d49c3120be1b7bc30736741235e8af5bffccbd7648ae
