[INFO] fetching crate filecmp 0.2.0...
[INFO] checking filecmp-0.2.0 against try#213ba58857e42241934d114390dfcd0779fc4662 for pr-148943
[INFO] extracting crate filecmp 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate filecmp 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate filecmp 0.2.0
[INFO] tweaked toml for crates.io crate filecmp 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate filecmp 0.2.0 on toolchain 213ba58857e42241934d114390dfcd0779fc4662
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+213ba58857e42241934d114390dfcd0779fc4662" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate filecmp 0.2.0 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" "+213ba58857e42241934d114390dfcd0779fc4662" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+213ba58857e42241934d114390dfcd0779fc4662" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76e936e27780469176463b6112edc06bb0c3306ae60ff38f654ca125f8aa12f4
[INFO] running `Command { std: "docker" "start" "-a" "76e936e27780469176463b6112edc06bb0c3306ae60ff38f654ca125f8aa12f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76e936e27780469176463b6112edc06bb0c3306ae60ff38f654ca125f8aa12f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76e936e27780469176463b6112edc06bb0c3306ae60ff38f654ca125f8aa12f4", kill_on_drop: false }`
[INFO] [stdout] 76e936e27780469176463b6112edc06bb0c3306ae60ff38f654ca125f8aa12f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+213ba58857e42241934d114390dfcd0779fc4662" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ebb6f889b37af029e6ee5d9b72598e394f6bf9b00ee0206f9fb43d61739f526
[INFO] running `Command { std: "docker" "start" "-a" "2ebb6f889b37af029e6ee5d9b72598e394f6bf9b00ee0206f9fb43d61739f526", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking filecmp v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/os.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct StatResult {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 36 |     pub st_mode: u32,
[INFO] [stdout] 37 |     st_ino: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 38 |     st_dev: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 39 |     st_nlink: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 40 |     st_uid: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 41 |     st_gid: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 42 |     pub st_size: u64,
[INFO] [stdout] 43 |     pub st_atime: f64,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 44 |     pub st_mtime: f64,
[INFO] [stdout] 45 |     pub st_ctime: f64,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatResult` 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] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/os.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct StatResult {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 36 |     pub st_mode: u32,
[INFO] [stdout] 37 |     st_ino: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 38 |     st_dev: u64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 39 |     st_nlink: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 40 |     st_uid: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 41 |     st_gid: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 42 |     pub st_size: u64,
[INFO] [stdout] 43 |     pub st_atime: f64,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 44 |     pub st_mtime: f64,
[INFO] [stdout] 45 |     pub st_ctime: f64,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatResult` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `Command { std: "docker" "inspect" "2ebb6f889b37af029e6ee5d9b72598e394f6bf9b00ee0206f9fb43d61739f526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ebb6f889b37af029e6ee5d9b72598e394f6bf9b00ee0206f9fb43d61739f526", kill_on_drop: false }`
[INFO] [stdout] 2ebb6f889b37af029e6ee5d9b72598e394f6bf9b00ee0206f9fb43d61739f526