[INFO] fetching crate vmcircbuffer 0.0.10...
[INFO] checking vmcircbuffer-0.0.10 against master#0f6e1ae67854c3c44726e8376144c16b465fe7c6 for pr-129392
[INFO] extracting crate vmcircbuffer 0.0.10 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate vmcircbuffer 0.0.10 on toolchain 0f6e1ae67854c3c44726e8376144c16b465fe7c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vmcircbuffer 0.0.10
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate vmcircbuffer 0.0.10
[INFO] tweaked toml for crates.io crate vmcircbuffer 0.0.10 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate vmcircbuffer 0.0.10 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" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smol v1.2.5
[INFO] [stderr]   Downloaded async-fs v1.5.0
[INFO] [stderr]   Downloaded async-net v1.6.1
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c9585e0f779bba9346d2a088a6bb2bdc84d85df5c8545c0d5e0e7838436ed14
[INFO] running `Command { std: "docker" "start" "-a" "3c9585e0f779bba9346d2a088a6bb2bdc84d85df5c8545c0d5e0e7838436ed14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c9585e0f779bba9346d2a088a6bb2bdc84d85df5c8545c0d5e0e7838436ed14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9585e0f779bba9346d2a088a6bb2bdc84d85df5c8545c0d5e0e7838436ed14", kill_on_drop: false }`
[INFO] [stdout] 3c9585e0f779bba9346d2a088a6bb2bdc84d85df5c8545c0d5e0e7838436ed14
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 137633b261ed38afc90689dd27a7ac21cf73f17bea6d76b34ad6c3b081640798
[INFO] running `Command { std: "docker" "start" "-a" "137633b261ed38afc90689dd27a7ac21cf73f17bea6d76b34ad6c3b081640798", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]     Checking async-task v4.2.0
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking async-lock v2.5.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking blocking v1.2.0
[INFO] [stderr]     Checking async-io v1.7.0
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking async-fs v1.5.0
[INFO] [stderr]     Checking async-net v1.6.1
[INFO] [stderr]     Checking async-process v1.4.0
[INFO] [stderr]     Checking smol v1.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking futures-util v0.3.21
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking vmcircbuffer v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.97s
[INFO] running `Command { std: "docker" "inspect" "137633b261ed38afc90689dd27a7ac21cf73f17bea6d76b34ad6c3b081640798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "137633b261ed38afc90689dd27a7ac21cf73f17bea6d76b34ad6c3b081640798", kill_on_drop: false }`
[INFO] [stdout] 137633b261ed38afc90689dd27a7ac21cf73f17bea6d76b34ad6c3b081640798