[INFO] fetching crate pomors 0.2.3...
[INFO] checking pomors-0.2.3 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate pomors 0.2.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate pomors 0.2.3 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pomors 0.2.3
[INFO] finished tweaking crates.io crate pomors 0.2.3
[INFO] tweaked toml for crates.io crate pomors 0.2.3 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate pomors 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin_sleep v1.0.0
[INFO] [stderr]   Downloaded exitfailure v0.5.1
[INFO] [stderr]   Downloaded structopt-derive v0.4.13
[INFO] [stderr]   Downloaded alsa v0.4.2
[INFO] [stderr]   Downloaded structopt v0.3.20
[INFO] [stderr]   Downloaded cpal v0.12.1
[INFO] [stderr]   Downloaded rodio v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae6a98aaf699635db7d2bffa8a6ad0bbfd5972e3b8e3c2b86cac1070803bef21
[INFO] running `Command { std: "docker" "start" "-a" "ae6a98aaf699635db7d2bffa8a6ad0bbfd5972e3b8e3c2b86cac1070803bef21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae6a98aaf699635db7d2bffa8a6ad0bbfd5972e3b8e3c2b86cac1070803bef21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae6a98aaf699635db7d2bffa8a6ad0bbfd5972e3b8e3c2b86cac1070803bef21", kill_on_drop: false }`
[INFO] [stdout] ae6a98aaf699635db7d2bffa8a6ad0bbfd5972e3b8e3c2b86cac1070803bef21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de40a83b2bd29b06791611746a138034229604c5841cf93a5b058e1284fe9b9a
[INFO] running `Command { std: "docker" "start" "-a" "de40a83b2bd29b06791611746a138034229604c5841cf93a5b058e1284fe9b9a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling cpal v0.12.1
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking claxon v0.4.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking spin_sleep v1.0.0
[INFO] [stderr]    Compiling alsa-sys v0.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling minimp3-sys v0.3.1
[INFO] [stderr]     Checking lewton v0.10.1
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking dbus v0.8.4
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking minimp3 v0.5.0
[INFO] [stderr]     Checking notify-rust v4.0.0
[INFO] [stderr]     Checking alsa v0.4.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking rodio v0.12.0
[INFO] [stderr]     Checking pomors v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.96s
[INFO] running `Command { std: "docker" "inspect" "de40a83b2bd29b06791611746a138034229604c5841cf93a5b058e1284fe9b9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de40a83b2bd29b06791611746a138034229604c5841cf93a5b058e1284fe9b9a", kill_on_drop: false }`
[INFO] [stdout] de40a83b2bd29b06791611746a138034229604c5841cf93a5b058e1284fe9b9a