[INFO] fetching crate proconio 0.5.0...
[INFO] checking proconio-0.5.0 against master#dc8fe1f81c6cf13c0987944c525b2aa81625b5d0 for pr-133502-4
[INFO] extracting crate proconio 0.5.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate proconio 0.5.0 on toolchain dc8fe1f81c6cf13c0987944c525b2aa81625b5d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proconio 0.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate proconio 0.5.0
[INFO] tweaked toml for crates.io crate proconio 0.5.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding trybuild v1.0.67 (available: v1.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded failure_derive v0.1.8
[INFO] [stderr]   Downloaded failure v0.1.8
[INFO] [stderr]   Downloaded environment v0.1.1
[INFO] [stderr]   Downloaded trybuild v1.0.67
[INFO] [stderr]   Downloaded assert_cli v0.6.3
[INFO] [stderr]   Downloaded colored v1.9.4
[INFO] [stderr]   Downloaded proconio-derive v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c53ee36927baa65c18d94c078f4c2d14a3f37ea3352c06d0d713a3cadf3c181f
[INFO] running `Command { std: "docker" "start" "-a" "c53ee36927baa65c18d94c078f4c2d14a3f37ea3352c06d0d713a3cadf3c181f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c53ee36927baa65c18d94c078f4c2d14a3f37ea3352c06d0d713a3cadf3c181f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c53ee36927baa65c18d94c078f4c2d14a3f37ea3352c06d0d713a3cadf3c181f", kill_on_drop: false }`
[INFO] [stdout] c53ee36927baa65c18d94c078f4c2d14a3f37ea3352c06d0d713a3cadf3c181f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6eae3156063fd5b6c3c80fd7da5e9ddc6241bee99d0b78c8ab2c3f1916d0f788
[INFO] running `Command { std: "docker" "start" "-a" "6eae3156063fd5b6c3c80fd7da5e9ddc6241bee99d0b78c8ab2c3f1916d0f788", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]    Compiling trybuild v1.0.67
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking proconio v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.04s
[INFO] running `Command { std: "docker" "inspect" "6eae3156063fd5b6c3c80fd7da5e9ddc6241bee99d0b78c8ab2c3f1916d0f788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eae3156063fd5b6c3c80fd7da5e9ddc6241bee99d0b78c8ab2c3f1916d0f788", kill_on_drop: false }`
[INFO] [stdout] 6eae3156063fd5b6c3c80fd7da5e9ddc6241bee99d0b78c8ab2c3f1916d0f788