[INFO] fetching crate tokio-io 0.1.13...
[INFO] building tokio-io-0.1.13 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate tokio-io 0.1.13 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate tokio-io 0.1.13 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-io 0.1.13
[INFO] finished tweaking crates.io crate tokio-io 0.1.13
[INFO] tweaked toml for crates.io crate tokio-io 0.1.13 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b97b428c1191c3f4ff87d1165b09b9fffda7da5f0a56d6e9043f0ea2e23637b
[INFO] running `Command { std: "docker" "start" "-a" "7b97b428c1191c3f4ff87d1165b09b9fffda7da5f0a56d6e9043f0ea2e23637b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b97b428c1191c3f4ff87d1165b09b9fffda7da5f0a56d6e9043f0ea2e23637b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b97b428c1191c3f4ff87d1165b09b9fffda7da5f0a56d6e9043f0ea2e23637b", kill_on_drop: false }`
[INFO] [stdout] 7b97b428c1191c3f4ff87d1165b09b9fffda7da5f0a56d6e9043f0ea2e23637b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 586d637fb29de36881fd7af3cb99f65efe8581e2c7ac4ba59006004cf646669d
[INFO] running `Command { std: "docker" "start" "-a" "586d637fb29de36881fd7af3cb99f65efe8581e2c7ac4ba59006004cf646669d", kill_on_drop: false }`
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (75b84863966839e5, 8a92c743b00988cf), 0, 0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr] SG_CR_Eslkdjf: log, (c7bdd38427ba511c, c97d9f7503e6fe32), 8, 16
[INFO] [stderr] SG_CR_Eslkdjf: log, (2feb8e5f59057887, 55131227c3c2bccc), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: log, (1c0f48c2e492e38e, 5d4b6f033cb5d42d), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: log, (4fdb2e87a1b00b0, 1ea7bb48c7f0f882), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: log, (6f92f55d94b79a81, b018c467009bb160), 8, 16
[INFO] [stderr] SG_CR_Eslkdjf: log, (dcefd6860304af7e, 53955f9e4aa5d6b3), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: log, (80ee3420028a0295, 3897ba7a5f155940), 8, 16
[INFO] [stderr] SG_CR_Eslkdjf: bytes, (5d6cceec95c93a4, 6f2353847b6b05e4), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: futures, (1e11c55a5de90411, b49bdaf40e7d9d2b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: futures, (538cdff6b9a30a36, e361e7ad0e5aa4f7), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: futures, (fda48463d8b54af5, 52db6d41f5c44c0e), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: futures, (ae57e1084684fd9e, 8107532bb0d4a0df), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: futures, (4d05904ca6b87c45, 1f523bcfd6f8e2a), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures, (4d05904ca6b87c45, 1f523bcfd6f8e2a), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures, (4d05904ca6b87c45, 1f523bcfd6f8e2a), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures, (f545f51c3e4f5417, dffb7a7010145632), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures, (76bd18263fdbaf38, 5fa2b1431d2ed1dc), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: futures, (f545f51c3e4f5417, dffb7a7010145632), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures, (769657a454c0029e, 86d1eba3cae89e9c), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: futures, (2c4aab64de621bbc, 5348743f3474a4c9), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: futures, (fb1a46c2caba1ed9, 7a3403c9d27aaebd), 8, 8
[INFO] [stderr]    Compiling tokio-io v0.1.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this attribute can only be applied at the crate level
[INFO] [stdout]   --> src/_tokio_codec/mod.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![doc(hidden, html_root_url = "https://docs.rs/tokio-codec/0.1.0")]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] SG_CR_Eslkdjf: tokio_io, (b4e3d13e97060288, 7a5fe77aad0bea45), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: tokio_io, (494c2e4b9e4b8799, a8f7a12af7950c3e), 0, 0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.14s
[INFO] running `Command { std: "docker" "inspect" "586d637fb29de36881fd7af3cb99f65efe8581e2c7ac4ba59006004cf646669d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586d637fb29de36881fd7af3cb99f65efe8581e2c7ac4ba59006004cf646669d", kill_on_drop: false }`
[INFO] [stdout] 586d637fb29de36881fd7af3cb99f65efe8581e2c7ac4ba59006004cf646669d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73ad63669fb269318341c459a932cbd9c4f36ce9c01ca2a5afcf877ca611d6ea
[INFO] running `Command { std: "docker" "start" "-a" "73ad63669fb269318341c459a932cbd9c4f36ce9c01ca2a5afcf877ca611d6ea", kill_on_drop: false }`
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "73ad63669fb269318341c459a932cbd9c4f36ce9c01ca2a5afcf877ca611d6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ad63669fb269318341c459a932cbd9c4f36ce9c01ca2a5afcf877ca611d6ea", kill_on_drop: false }`
[INFO] [stdout] 73ad63669fb269318341c459a932cbd9c4f36ce9c01ca2a5afcf877ca611d6ea