[INFO] fetching crate capnp-rpc 0.21.0...
[INFO] testing capnp-rpc-0.21.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate capnp-rpc 0.21.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate capnp-rpc 0.21.0
[INFO] finished tweaking crates.io crate capnp-rpc 0.21.0
[INFO] tweaked toml for crates.io crate capnp-rpc 0.21.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate capnp-rpc 0.21.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate capnp-rpc 0.21.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4b2f418459b7441b81bfcfd292ea45993f4b8209ea58e873ba4bab509ff71b2
[INFO] running `Command { std: "docker" "start" "-a" "c4b2f418459b7441b81bfcfd292ea45993f4b8209ea58e873ba4bab509ff71b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4b2f418459b7441b81bfcfd292ea45993f4b8209ea58e873ba4bab509ff71b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b2f418459b7441b81bfcfd292ea45993f4b8209ea58e873ba4bab509ff71b2", kill_on_drop: false }`
[INFO] [stdout] c4b2f418459b7441b81bfcfd292ea45993f4b8209ea58e873ba4bab509ff71b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc19d72b91b406a711cd925a0fe7938164255d03b26e7f0280ec20e90ce77f60
[INFO] running `Command { std: "docker" "start" "-a" "dc19d72b91b406a711cd925a0fe7938164255d03b26e7f0280ec20e90ce77f60", kill_on_drop: false }`
[INFO] [stderr] Compiling futures-util v0.3.31
[INFO] [stderr] Compiling capnp v0.21.0
[INFO] [stderr] Compiling futures v0.3.31
[INFO] [stderr] Compiling capnp-futures v0.21.0
[INFO] [stderr] Compiling capnp-rpc v0.21.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout] --> src/lib.rs:497:35
[INFO] [stdout] |
[INFO] [stdout] 497 | cap_table: Vec