[INFO] fetching crate envopt 0.0.0...
[INFO] checking envopt-0.0.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate envopt 0.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate envopt 0.0.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate envopt 0.0.0
[INFO] finished tweaking crates.io crate envopt 0.0.0
[INFO] tweaked toml for crates.io crate envopt 0.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate envopt 0.0.0 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.2
[INFO] [stderr]   Downloaded envopt-derive v0.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7b7e75f0409573064e7221217d46ffb3e745554c507062987f827264e40c129
[INFO] running `Command { std: "docker" "start" "-a" "f7b7e75f0409573064e7221217d46ffb3e745554c507062987f827264e40c129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7b7e75f0409573064e7221217d46ffb3e745554c507062987f827264e40c129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7b7e75f0409573064e7221217d46ffb3e745554c507062987f827264e40c129", kill_on_drop: false }`
[INFO] [stdout] f7b7e75f0409573064e7221217d46ffb3e745554c507062987f827264e40c129
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 272df29f0be4c52c9304a25464b7ef21b25726834253a1d2b2c7486e2bbb0486
[INFO] running `Command { std: "docker" "start" "-a" "272df29f0be4c52c9304a25464b7ef21b25726834253a1d2b2c7486e2bbb0486", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling envopt-derive v0.0.0
[INFO] [stderr]     Checking envopt v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] [/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/envopt-derive-0.0.0/src/lib.rs:132] get_attr("name".into(), variant) = Some(
[INFO] [stderr]     "FOO",
[INFO] [stderr] )
[INFO] [stderr] [/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/envopt-derive-0.0.0/src/lib.rs:136] get_attr("default".into(), variant) = None
[INFO] [stderr] [/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/envopt-derive-0.0.0/src/lib.rs:132] get_attr("name".into(), variant) = Some(
[INFO] [stderr]     "BAR",
[INFO] [stderr] )
[INFO] [stderr] [/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/envopt-derive-0.0.0/src/lib.rs:136] get_attr("default".into(), variant) = Some(
[INFO] [stderr]     "default-bar",
[INFO] [stderr] )
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "272df29f0be4c52c9304a25464b7ef21b25726834253a1d2b2c7486e2bbb0486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "272df29f0be4c52c9304a25464b7ef21b25726834253a1d2b2c7486e2bbb0486", kill_on_drop: false }`
[INFO] [stdout] 272df29f0be4c52c9304a25464b7ef21b25726834253a1d2b2c7486e2bbb0486
