[INFO] cloning repository https://github.com/jsmnbom/polyblock-tui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsmnbom/polyblock-tui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsmnbom%2Fpolyblock-tui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsmnbom%2Fpolyblock-tui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a79aa81f0b64ca9661bf525b81582f955f9b108
[INFO] checking jsmnbom/polyblock-tui against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsmnbom%2Fpolyblock-tui" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsmnbom/polyblock-tui on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jsmnbom/polyblock-tui
[INFO] finished tweaking git repo https://github.com/jsmnbom/polyblock-tui
[INFO] tweaked toml for git repo https://github.com/jsmnbom/polyblock-tui written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/jsmnbom/polyblock-tui already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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 termios v0.3.2
[INFO] [stderr]   Downloaded podio v0.1.6
[INFO] [stderr]   Downloaded crossterm v0.17.3
[INFO] [stderr]   Downloaded data-encoding v2.2.0
[INFO] [stderr]   Downloaded signal-hook v0.1.13
[INFO] [stderr]   Downloaded pin-project-internal v0.4.9
[INFO] [stderr]   Downloaded zip v0.5.5
[INFO] [stderr]   Downloaded array_tool v1.0.3
[INFO] [stderr]   Downloaded bzip2 v0.3.3
[INFO] [stderr]   Downloaded parking_lot_core v0.7.1
[INFO] [stderr]   Downloaded directories v2.0.2
[INFO] [stderr]   Downloaded security-framework-sys v0.4.2
[INFO] [stderr]   Downloaded dirs-sys v0.3.4
[INFO] [stderr]   Downloaded openssl-sys v0.9.55
[INFO] [stderr]   Downloaded toml v0.5.6
[INFO] [stderr]   Downloaded console v0.9.2
[INFO] [stderr]   Downloaded tokio v0.2.18
[INFO] [stderr]   Downloaded h2 v0.2.4
[INFO] [stderr]   Downloaded open v1.4.0
[INFO] [stderr]   Downloaded better-panic v0.2.0
[INFO] [stderr]   Downloaded tui v0.9.1
[INFO] [stderr]   Downloaded smallvec v1.3.0
[INFO] [stderr]   Downloaded structopt-derive v0.4.6
[INFO] [stderr]   Downloaded security-framework v0.4.2
[INFO] [stderr]   Downloaded hyper v0.13.5
[INFO] [stderr]   Downloaded pin-project v0.4.9
[INFO] [stderr]   Downloaded async-compression v0.3.2
[INFO] [stderr]   Downloaded bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded structopt v0.3.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1362cba22468166b009ec52dfc9f53561c0f194b5c64652e6e3abe566259d83e
[INFO] running `Command { std: "docker" "start" "-a" "1362cba22468166b009ec52dfc9f53561c0f194b5c64652e6e3abe566259d83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1362cba22468166b009ec52dfc9f53561c0f194b5c64652e6e3abe566259d83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1362cba22468166b009ec52dfc9f53561c0f194b5c64652e6e3abe566259d83e", kill_on_drop: false }`
[INFO] [stdout] 1362cba22468166b009ec52dfc9f53561c0f194b5c64652e6e3abe566259d83e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bfdf2e0530fde219a2740507e2ad54580ef68ef7e072694cc9bf7abc0aea318
[INFO] running `Command { std: "docker" "start" "-a" "3bfdf2e0530fde219a2740507e2ad54580ef68ef7e072694cc9bf7abc0aea318", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "3bfdf2e0530fde219a2740507e2ad54580ef68ef7e072694cc9bf7abc0aea318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bfdf2e0530fde219a2740507e2ad54580ef68ef7e072694cc9bf7abc0aea318", kill_on_drop: false }`
[INFO] [stdout] 3bfdf2e0530fde219a2740507e2ad54580ef68ef7e072694cc9bf7abc0aea318