[INFO] fetching crate env-config 0.2.0...
[INFO] testing env-config-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate env-config 0.2.0 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate env-config 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate env-config 0.2.0
[INFO] finished tweaking crates.io crate env-config 0.2.0
[INFO] tweaked toml for crates.io crate env-config 0.2.0 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate crates.io crate env-config 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn-mid v0.5.3
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.12
[INFO] [stderr]   Downloaded bae v0.1.6
[INFO] [stderr]   Downloaded proc-macro-error v0.4.12
[INFO] [stderr]   Downloaded syn v1.0.74
[INFO] [stderr]   Downloaded doc-writer v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2675be68e435f4764f7779420ada80178c28cde9dcbeb25022be765980263e90
[INFO] running `Command { std: "docker" "start" "-a" "2675be68e435f4764f7779420ada80178c28cde9dcbeb25022be765980263e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2675be68e435f4764f7779420ada80178c28cde9dcbeb25022be765980263e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2675be68e435f4764f7779420ada80178c28cde9dcbeb25022be765980263e90", kill_on_drop: false }`
[INFO] [stdout] 2675be68e435f4764f7779420ada80178c28cde9dcbeb25022be765980263e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e181057fe032d7cba2407e486502b05a9d5935ce1dcbd293bf23aa708df1bc92
[INFO] running `Command { std: "docker" "start" "-a" "e181057fe032d7cba2407e486502b05a9d5935ce1dcbd293bf23aa708df1bc92", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn-mid v0.5.3
[INFO] [stderr]    Compiling bae v0.1.6
[INFO] [stderr]    Compiling env-config v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.49s
[INFO] running `Command { std: "docker" "inspect" "e181057fe032d7cba2407e486502b05a9d5935ce1dcbd293bf23aa708df1bc92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e181057fe032d7cba2407e486502b05a9d5935ce1dcbd293bf23aa708df1bc92", kill_on_drop: false }`
[INFO] [stdout] e181057fe032d7cba2407e486502b05a9d5935ce1dcbd293bf23aa708df1bc92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31027c76654041c754c1f7b391c2e8bc651b1d9cb2fb4e564e0f0f0fe01aa307
[INFO] running `Command { std: "docker" "start" "-a" "31027c76654041c754c1f7b391c2e8bc651b1d9cb2fb4e564e0f0f0fe01aa307", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling doc-writer v0.1.0
[INFO] [stderr]    Compiling env-config v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `Vec<&str>` is not an iterator
[INFO] [stdout]   --> examples/http.rs:61:15
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let cfg = Config::from_env(vec!["SERVER_TIMEOUT", "3000"])?;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^ `Vec<&str>` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Iterator` is not implemented for `Vec<&str>`
[INFO] [stdout] note: required by a bound in `Config::from_env`
[INFO] [stdout]   --> examples/http.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(EnvConfig)]
[INFO] [stdout]    |          ^^^^^^^^^ required by this bound in `Config::from_env`
[INFO] [stdout]    = note: this error originates in the derive macro `EnvConfig` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `env-config` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "31027c76654041c754c1f7b391c2e8bc651b1d9cb2fb4e564e0f0f0fe01aa307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31027c76654041c754c1f7b391c2e8bc651b1d9cb2fb4e564e0f0f0fe01aa307", kill_on_drop: false }`
[INFO] [stdout] 31027c76654041c754c1f7b391c2e8bc651b1d9cb2fb4e564e0f0f0fe01aa307