[INFO] fetching crate oasis-borsh 0.2.12...
[INFO] checking oasis-borsh-0.2.12 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate oasis-borsh 0.2.12 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate oasis-borsh 0.2.12 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oasis-borsh 0.2.12
[INFO] finished tweaking crates.io crate oasis-borsh 0.2.12
[INFO] tweaked toml for crates.io crate oasis-borsh 0.2.12 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7352a6988d5ac5e99e561c603f0cdd39c132d3976d7174528df79f756767ab8d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7352a6988d5ac5e99e561c603f0cdd39c132d3976d7174528df79f756767ab8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7352a6988d5ac5e99e561c603f0cdd39c132d3976d7174528df79f756767ab8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7352a6988d5ac5e99e561c603f0cdd39c132d3976d7174528df79f756767ab8d", kill_on_drop: false }`
[INFO] [stdout] 7352a6988d5ac5e99e561c603f0cdd39c132d3976d7174528df79f756767ab8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fde98bf3e90e312d81d25ae6d1d62d3047c426102ea133bcd6b78b9b2fb7c2d1
[INFO] running `Command { std: "docker" "start" "-a" "fde98bf3e90e312d81d25ae6d1d62d3047c426102ea133bcd6b78b9b2fb7c2d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling oasis-borsh-derive-internal v0.2.14
[INFO] [stderr]    Compiling oasis-borsh-derive v0.2.10
[INFO] [stderr]     Checking oasis-borsh v0.2.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BorshSerialize`
[INFO] [stdout]  --> tests/test_zero_size.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use oasis_borsh::{BorshDeserialize, BorshSerialize};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.51s
[INFO] running `Command { std: "docker" "inspect" "fde98bf3e90e312d81d25ae6d1d62d3047c426102ea133bcd6b78b9b2fb7c2d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde98bf3e90e312d81d25ae6d1d62d3047c426102ea133bcd6b78b9b2fb7c2d1", kill_on_drop: false }`
[INFO] [stdout] fde98bf3e90e312d81d25ae6d1d62d3047c426102ea133bcd6b78b9b2fb7c2d1