[INFO] fetching crate forever-rs 0.1.2...
[INFO] checking forever-rs-0.1.2 against try#4c525d43052e921548191f82f6ed9e2f9e98dcb1 for pr-136988
[INFO] extracting crate forever-rs 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate forever-rs 0.1.2 on toolchain 4c525d43052e921548191f82f6ed9e2f9e98dcb1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate forever-rs 0.1.2
[INFO] finished tweaking crates.io crate forever-rs 0.1.2
[INFO] tweaked toml for crates.io crate forever-rs 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate forever-rs 0.1.2 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" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf69941bc7209f3e5bba3007dfe54449fa67e524c0457c397ebfbc7266918870
[INFO] running `Command { std: "docker" "start" "-a" "cf69941bc7209f3e5bba3007dfe54449fa67e524c0457c397ebfbc7266918870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf69941bc7209f3e5bba3007dfe54449fa67e524c0457c397ebfbc7266918870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf69941bc7209f3e5bba3007dfe54449fa67e524c0457c397ebfbc7266918870", kill_on_drop: false }`
[INFO] [stdout] cf69941bc7209f3e5bba3007dfe54449fa67e524c0457c397ebfbc7266918870
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+4c525d43052e921548191f82f6ed9e2f9e98dcb1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c335029b78f15226f2377efd799fc8b4e5e5bbb598c06005b895493ef1775c6
[INFO] running `Command { std: "docker" "start" "-a" "4c335029b78f15226f2377efd799fc8b4e5e5bbb598c06005b895493ef1775c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking quote v1.0.17
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling commander v0.1.5
[INFO] [stderr]     Checking forever-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `log_file` and `error_file` are never read
[INFO] [stdout]   --> src/entry.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FinalConfig {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     log_file: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 20 |     error_file: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `log_file` and `error_file` are never read
[INFO] [stdout]   --> src/entry.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FinalConfig {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     log_file: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 20 |     error_file: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `log_file` and `error_file` are never read
[INFO] [stdout]   --> src/entry.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct FinalConfig {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     log_file: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 20 |     error_file: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.88s
[INFO] running `Command { std: "docker" "inspect" "4c335029b78f15226f2377efd799fc8b4e5e5bbb598c06005b895493ef1775c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c335029b78f15226f2377efd799fc8b4e5e5bbb598c06005b895493ef1775c6", kill_on_drop: false }`
[INFO] [stdout] 4c335029b78f15226f2377efd799fc8b4e5e5bbb598c06005b895493ef1775c6