[INFO] fetching crate dotenv-linter 3.3.0...
[INFO] checking dotenv-linter-3.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate dotenv-linter 3.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate dotenv-linter 3.3.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dotenv-linter 3.3.0
[INFO] finished tweaking crates.io crate dotenv-linter 3.3.0
[INFO] tweaked toml for crates.io crate dotenv-linter 3.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate dotenv-linter 3.3.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded update-informer v0.5.0
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[INFO] [stderr]   Downloaded filedescriptor v0.8.1
[INFO] [stderr]   Downloaded plotters v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f59dc2d0d9270116a608f548bb61aaac8167a3a476fe71ca89b9ef23afa1485
[INFO] running `Command { std: "docker" "start" "-a" "6f59dc2d0d9270116a608f548bb61aaac8167a3a476fe71ca89b9ef23afa1485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f59dc2d0d9270116a608f548bb61aaac8167a3a476fe71ca89b9ef23afa1485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f59dc2d0d9270116a608f548bb61aaac8167a3a476fe71ca89b9ef23afa1485", kill_on_drop: false }`
[INFO] [stdout] 6f59dc2d0d9270116a608f548bb61aaac8167a3a476fe71ca89b9ef23afa1485
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b06defc0c4dfb84d27cc257205b8e06413787c51639dc11337835a49b7a686c
[INFO] running `Command { std: "docker" "start" "-a" "9b06defc0c4dfb84d27cc257205b8e06413787c51639dc11337835a49b7a686c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
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[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling serde_json v1.0.74
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[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
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[INFO] [stderr]    Compiling rayon-core v1.9.1
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[INFO] [stderr]    Compiling thiserror-impl v1.0.30
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[INFO] [stderr]     Checking gag v1.0.0
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[INFO] [stderr]     Checking update-informer v0.5.0
[INFO] [stderr]     Checking dotenv-linter v3.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `missing` is never read
[INFO] [stdout]  --> src/common/compare.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CompareFileType {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub missing: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `File` is imported redundantly
[INFO] [stdout]   --> src/fs_utils.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use std::fs::{self, File};
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 70 |
[INFO] [stdout] 71 |     use super::*;
[INFO] [stdout]    |         -------- the item `File` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `missing` is never read
[INFO] [stdout]  --> src/common/compare.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CompareFileType {
[INFO] [stdout]   |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub missing: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `Command { std: "docker" "inspect" "9b06defc0c4dfb84d27cc257205b8e06413787c51639dc11337835a49b7a686c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b06defc0c4dfb84d27cc257205b8e06413787c51639dc11337835a49b7a686c", kill_on_drop: false }`
[INFO] [stdout] 9b06defc0c4dfb84d27cc257205b8e06413787c51639dc11337835a49b7a686c