[INFO] fetching crate parity-tokio-ipc 0.9.0...
[INFO] building parity-tokio-ipc-0.9.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate parity-tokio-ipc 0.9.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate parity-tokio-ipc 0.9.0
[INFO] finished tweaking crates.io crate parity-tokio-ipc 0.9.0
[INFO] tweaked toml for crates.io crate parity-tokio-ipc 0.9.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate parity-tokio-ipc 0.9.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate parity-tokio-ipc 0.9.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5483c8b9f55aff71466e5931163169c3af26e313950e9ef0aef4bac9f47bf61
[INFO] running `Command { std: "docker" "start" "-a" "a5483c8b9f55aff71466e5931163169c3af26e313950e9ef0aef4bac9f47bf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5483c8b9f55aff71466e5931163169c3af26e313950e9ef0aef4bac9f47bf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5483c8b9f55aff71466e5931163169c3af26e313950e9ef0aef4bac9f47bf61", kill_on_drop: false }`
[INFO] [stdout] a5483c8b9f55aff71466e5931163169c3af26e313950e9ef0aef4bac9f47bf61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0034a6fae388b010cc879ca83b5c68966bc9549407bf61efbea09601bc899a74
[INFO] running `Command { std: "docker" "start" "-a" "0034a6fae388b010cc879ca83b5c68966bc9549407bf61efbea09601bc899a74", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling parity-tokio-ipc v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         #[doc = $x]
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 13 |         extern {}
[INFO] [stdout]    |         --------- rustdoc does not generate documentation for extern blocks
[INFO] [stdout] ...
[INFO] [stdout] 17 | doc_comment!(include_str!("../README.md"));
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `doc_comment` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         extern {}
[INFO] [stdout]    |         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 17 | doc_comment!(include_str!("../README.md"));
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `doc_comment` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.10s
[INFO] running `Command { std: "docker" "inspect" "0034a6fae388b010cc879ca83b5c68966bc9549407bf61efbea09601bc899a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0034a6fae388b010cc879ca83b5c68966bc9549407bf61efbea09601bc899a74", kill_on_drop: false }`
[INFO] [stdout] 0034a6fae388b010cc879ca83b5c68966bc9549407bf61efbea09601bc899a74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 919669b1caa3f2a8de109ea8a37cdd538bac2bddbd82b1c2cebad1037b68bfe6
[INFO] running `Command { std: "docker" "start" "-a" "919669b1caa3f2a8de109ea8a37cdd538bac2bddbd82b1c2cebad1037b68bfe6", kill_on_drop: false }`
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         #[doc = $x]
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 13 |         extern {}
[INFO] [stdout]    |         --------- rustdoc does not generate documentation for extern blocks
[INFO] [stdout] ...
[INFO] [stdout] 17 | doc_comment!(include_str!("../README.md"));
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `doc_comment` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parity-tokio-ipc v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         extern {}
[INFO] [stdout]    |         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 17 | doc_comment!(include_str!("../README.md"));
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `doc_comment` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         #[doc = $x]
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 13 |         extern {}
[INFO] [stdout]    |         --------- rustdoc does not generate documentation for extern blocks
[INFO] [stdout] ...
[INFO] [stdout] 17 | doc_comment!(include_str!("../README.md"));
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `doc_comment` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         extern {}
[INFO] [stdout]    |         ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout] ...
[INFO] [stdout] 17 | doc_comment!(include_str!("../README.md"));
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `doc_comment` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "919669b1caa3f2a8de109ea8a37cdd538bac2bddbd82b1c2cebad1037b68bfe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "919669b1caa3f2a8de109ea8a37cdd538bac2bddbd82b1c2cebad1037b68bfe6", kill_on_drop: false }`
[INFO] [stdout] 919669b1caa3f2a8de109ea8a37cdd538bac2bddbd82b1c2cebad1037b68bfe6