[INFO] cloning repository https://github.com/ChristophWurst/nn_async
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChristophWurst/nn_async" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristophWurst%2Fnn_async", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristophWurst%2Fnn_async'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 80ac2bc888c9038711b85a30ddcc6cbb343b00a0
[INFO] checking ChristophWurst/nn_async against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristophWurst%2Fnn_async" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ChristophWurst/nn_async on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ChristophWurst/nn_async
[INFO] finished tweaking git repo https://github.com/ChristophWurst/nn_async
[INFO] tweaked toml for git repo https://github.com/ChristophWurst/nn_async written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ChristophWurst/nn_async already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-cpupool v0.1.7
[INFO] [stderr]   Downloaded rand v0.3.17
[INFO] [stderr]   Downloaded libc v0.2.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 839989907f74146736147da8870ab2f86745022b476c8898b3a58bd2aac21dbb
[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" "839989907f74146736147da8870ab2f86745022b476c8898b3a58bd2aac21dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "839989907f74146736147da8870ab2f86745022b476c8898b3a58bd2aac21dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "839989907f74146736147da8870ab2f86745022b476c8898b3a58bd2aac21dbb", kill_on_drop: false }`
[INFO] [stdout] 839989907f74146736147da8870ab2f86745022b476c8898b3a58bd2aac21dbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a553ddb7a303e1dc8dee3660fe04a9d7af3febefaf338db0b3533aeb8042728
[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" "0a553ddb7a303e1dc8dee3660fe04a9d7af3febefaf338db0b3533aeb8042728", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking nn_async v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.95s
[INFO] running `Command { std: "docker" "inspect" "0a553ddb7a303e1dc8dee3660fe04a9d7af3febefaf338db0b3533aeb8042728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a553ddb7a303e1dc8dee3660fe04a9d7af3febefaf338db0b3533aeb8042728", kill_on_drop: false }`
[INFO] [stdout] 0a553ddb7a303e1dc8dee3660fe04a9d7af3febefaf338db0b3533aeb8042728