[INFO] cloning repository https://github.com/ndguarino/spatula
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ndguarino/spatula" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndguarino%2Fspatula", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndguarino%2Fspatula'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bbe7896560da662a213c6d747cff51fe3e60a4e0
[INFO] checking ndguarino/spatula against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndguarino%2Fspatula" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ndguarino/spatula 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/ndguarino/spatula
[INFO] finished tweaking git repo https://github.com/ndguarino/spatula
[INFO] tweaked toml for git repo https://github.com/ndguarino/spatula written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/ndguarino/spatula 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 wasm-bindgen-shared v0.2.71
[INFO] [stderr]   Downloaded audiopus v0.2.0
[INFO] [stderr]   Downloaded pnet_macros v0.26.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.26.0
[INFO] [stderr]   Downloaded async-tungstenite v0.12.0
[INFO] [stderr]   Downloaded hmac v0.8.1
[INFO] [stderr]   Downloaded fastrand v1.4.0
[INFO] [stderr]   Downloaded security-framework-sys v2.1.1
[INFO] [stderr]   Downloaded vec-arena v1.0.0
[INFO] [stderr]   Downloaded security-framework v2.1.1
[INFO] [stderr]   Downloaded wepoll-sys v3.0.1
[INFO] [stderr]   Downloaded nb-connect v1.0.3
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.6
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.71
[INFO] [stderr]   Downloaded input_buffer v0.3.1
[INFO] [stderr]   Downloaded futures-lite v1.11.3
[INFO] [stderr]   Downloaded signal-hook v0.3.7
[INFO] [stderr]   Downloaded async-executor v1.4.0
[INFO] [stderr]   Downloaded serde_repr v0.1.6
[INFO] [stderr]   Downloaded spinning_top v0.2.2
[INFO] [stderr]   Downloaded rustls v0.19.0
[INFO] [stderr]   Downloaded flume v0.10.2
[INFO] [stderr]   Downloaded spin_sleep v1.0.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.71
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.71
[INFO] [stderr]   Downloaded xsalsa20poly1305 v0.6.0
[INFO] [stderr]   Downloaded typemap_rev v0.1.4
[INFO] [stderr]   Downloaded async-lock v2.3.0
[INFO] [stderr]   Downloaded songbird v0.1.4
[INFO] [stderr]   Downloaded serenity-voice-model v0.1.0
[INFO] [stderr]   Downloaded input_buffer v0.4.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.17
[INFO] [stderr]   Downloaded tungstenite v0.11.1
[INFO] [stderr]   Downloaded hyper-rustls v0.22.1
[INFO] [stderr]   Downloaded audiopus_sys v0.1.8
[INFO] [stderr]   Downloaded uwl v0.6.0
[INFO] [stderr]   Downloaded pnet_base v0.26.0
[INFO] [stderr]   Downloaded h2 v0.3.1
[INFO] [stderr]   Downloaded web-sys v0.3.48
[INFO] [stderr]   Downloaded reqwest v0.11.1
[INFO] [stderr]   Downloaded js-sys v0.3.48
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.71
[INFO] [stderr]   Downloaded streamcatcher v0.1.0
[INFO] [stderr]   Downloaded hyper v0.14.4
[INFO] [stderr]   Downloaded generator v0.6.24
[INFO] [stderr]   Downloaded loom v0.3.6
[INFO] [stderr]   Downloaded async-io v1.3.1
[INFO] [stderr]   Downloaded async-process v1.0.2
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.21
[INFO] [stderr]   Downloaded webpki-roots v0.21.0
[INFO] [stderr]   Downloaded ctor v0.1.19
[INFO] [stderr]   Downloaded tungstenite v0.12.0
[INFO] [stderr]   Downloaded nanorand v0.5.2
[INFO] [stderr]   Downloaded utf-8 v0.7.5
[INFO] [stderr]   Downloaded async-tungstenite v0.11.0
[INFO] [stderr]   Downloaded command_attr v0.3.3
[INFO] [stderr]   Downloaded serenity v0.10.2
[INFO] [stderr]   Downloaded polling v2.0.2
[INFO] [stderr]   Downloaded egg-mode v0.15.0
[INFO] [stderr]   Downloaded discortp v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 810da17e094ac36c99ece2fd72a4f8b92c9898a84365a293c2d4795d92b0b258
[INFO] running `Command { std: "docker" "start" "-a" "810da17e094ac36c99ece2fd72a4f8b92c9898a84365a293c2d4795d92b0b258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "810da17e094ac36c99ece2fd72a4f8b92c9898a84365a293c2d4795d92b0b258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810da17e094ac36c99ece2fd72a4f8b92c9898a84365a293c2d4795d92b0b258", kill_on_drop: false }`
[INFO] [stdout] 810da17e094ac36c99ece2fd72a4f8b92c9898a84365a293c2d4795d92b0b258
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] d8dce8590b6bc32d75e750d0fa849ad9b8d54e2d1aefbdf14c4211f5b8893aa7
[INFO] running `Command { std: "docker" "start" "-a" "d8dce8590b6bc32d75e750d0fa849ad9b8d54e2d1aefbdf14c4211f5b8893aa7", 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" "d8dce8590b6bc32d75e750d0fa849ad9b8d54e2d1aefbdf14c4211f5b8893aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8dce8590b6bc32d75e750d0fa849ad9b8d54e2d1aefbdf14c4211f5b8893aa7", kill_on_drop: false }`
[INFO] [stdout] d8dce8590b6bc32d75e750d0fa849ad9b8d54e2d1aefbdf14c4211f5b8893aa7