[INFO] fetching crate nbio 0.8.0...
[INFO] checking nbio-0.8.0 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate nbio 0.8.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate nbio 0.8.0 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate nbio 0.8.0
[INFO] finished tweaking crates.io crate nbio 0.8.0
[INFO] tweaked toml for crates.io crate nbio 0.8.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 117 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.1)
[INFO] [stderr]       Adding bindgen v0.68.1 (latest: v0.70.1)
[INFO] [stderr]       Adding core-foundation v0.9.4 (latest: v0.10.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding idna v0.5.0 (latest: v1.0.2)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding peeking_take_while v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding rustls v0.21.12 (latest: v0.23.12)
[INFO] [stderr]       Adding rustls-connector v0.18.5 (latest: v0.21.4)
[INFO] [stderr]       Adding rustls-native-certs v0.6.3 (latest: v0.8.0)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (latest: v2.1.3)
[INFO] [stderr]       Adding rustls-webpki v0.101.7 (latest: v0.102.7)
[INFO] [stderr]       Adding tcp-stream v0.26.1 (latest: v0.29.2)
[INFO] [stderr]       Adding tungstenite v0.21.0 (latest: v0.24.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding which v4.4.2 (latest: v6.0.3)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85ee86872e940e5b5504154c176829676c4abde7ef6b670f5ba3bcf5f9a1f615
[INFO] running `Command { std: "docker" "start" "-a" "85ee86872e940e5b5504154c176829676c4abde7ef6b670f5ba3bcf5f9a1f615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85ee86872e940e5b5504154c176829676c4abde7ef6b670f5ba3bcf5f9a1f615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ee86872e940e5b5504154c176829676c4abde7ef6b670f5ba3bcf5f9a1f615", kill_on_drop: false }`
[INFO] [stdout] 85ee86872e940e5b5504154c176829676c4abde7ef6b670f5ba3bcf5f9a1f615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e04e72b75fd96caaa088f8d4f0420e40dfbefbce9e62d4ca48bf75fe607e2b34
[INFO] running `Command { std: "docker" "start" "-a" "e04e72b75fd96caaa088f8d4f0420e40dfbefbce9e62d4ca48bf75fe607e2b34", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking chunked_transfer v1.5.0
[INFO] [stderr]     Checking circbuf v0.2.1
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking rc2 v0.8.1
[INFO] [stderr]     Checking des v0.8.1
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking p12 v0.6.3
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rustls-connector v0.18.5
[INFO] [stderr]     Checking tcp-stream v0.26.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking nbio v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `Command { std: "docker" "inspect" "e04e72b75fd96caaa088f8d4f0420e40dfbefbce9e62d4ca48bf75fe607e2b34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e04e72b75fd96caaa088f8d4f0420e40dfbefbce9e62d4ca48bf75fe607e2b34", kill_on_drop: false }`
[INFO] [stdout] e04e72b75fd96caaa088f8d4f0420e40dfbefbce9e62d4ca48bf75fe607e2b34