[INFO] fetching crate barexp 1.1.1...
[INFO] checking barexp-1.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate barexp 1.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate barexp 1.1.1
[INFO] finished tweaking crates.io crate barexp 1.1.1
[INFO] tweaked toml for crates.io crate barexp 1.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate barexp 1.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e856b22b1738e35933f62e30132fd16710267c95e68ad55c9e37eb3d1d6a1412
[INFO] running `Command { std: "docker" "start" "-a" "e856b22b1738e35933f62e30132fd16710267c95e68ad55c9e37eb3d1d6a1412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e856b22b1738e35933f62e30132fd16710267c95e68ad55c9e37eb3d1d6a1412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e856b22b1738e35933f62e30132fd16710267c95e68ad55c9e37eb3d1d6a1412", kill_on_drop: false }`
[INFO] [stdout] e856b22b1738e35933f62e30132fd16710267c95e68ad55c9e37eb3d1d6a1412
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3642fe9865e829c7777b8b77b5c1d359c98509952918b72498e41f9ed74745af
[INFO] running `Command { std: "docker" "start" "-a" "3642fe9865e829c7777b8b77b5c1d359c98509952918b72498e41f9ed74745af", kill_on_drop: false }`
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking inventory v0.3.20
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking barexp v1.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `path` and `is_file` are never read
[INFO] [stdout]   --> src/lib.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Module {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 48 |     name: String,
[INFO] [stdout] 49 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 50 |     is_file: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `path` and `is_file` are never read
[INFO] [stdout]   --> src/lib.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Module {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 48 |     name: String,
[INFO] [stdout] 49 |     path: PathBuf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 50 |     is_file: bool,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "3642fe9865e829c7777b8b77b5c1d359c98509952918b72498e41f9ed74745af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3642fe9865e829c7777b8b77b5c1d359c98509952918b72498e41f9ed74745af", kill_on_drop: false }`
[INFO] [stdout] 3642fe9865e829c7777b8b77b5c1d359c98509952918b72498e41f9ed74745af