[INFO] cloning repository https://github.com/cayal/recursive-opposition
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cayal/recursive-opposition" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcayal%2Frecursive-opposition", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcayal%2Frecursive-opposition'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62e5e21976b0a9a188bba4eb002d99a6e8f7a0fc
[INFO] checking cayal/recursive-opposition against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcayal%2Frecursive-opposition" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cayal/recursive-opposition 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/cayal/recursive-opposition
[INFO] finished tweaking git repo https://github.com/cayal/recursive-opposition
[INFO] tweaked toml for git repo https://github.com/cayal/recursive-opposition written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/cayal/recursive-opposition 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 wgpu-native v0.5.1
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.5.3
[INFO] [stderr]   Downloaded gfx-backend-metal v0.5.7
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.5.11
[INFO] [stderr]   Downloaded peek-poke-derive v0.2.1
[INFO] [stderr]   Downloaded lyon_algorithms v0.15.1
[INFO] [stderr]   Downloaded lyon_tessellation v0.15.9
[INFO] [stderr]   Downloaded peek-poke v0.2.0
[INFO] [stderr]   Downloaded noise v0.6.0
[INFO] [stderr]   Downloaded conrod_derive v0.70.0
[INFO] [stderr]   Downloaded cgmath v0.17.0
[INFO] [stderr]   Downloaded smithay-clipboard v0.4.0
[INFO] [stderr]   Downloaded copypasta v0.6.3
[INFO] [stderr]   Downloaded conrod_core v0.70.0
[INFO] [stderr]   Downloaded pennereq v0.3.1
[INFO] [stderr]   Downloaded gfx-backend-empty v0.5.2
[INFO] [stderr]   Downloaded gfx-descriptor v0.1.0
[INFO] [stderr]   Downloaded wgpu-types v0.5.1
[INFO] [stderr]   Downloaded weezl v0.1.4
[INFO] [stderr]   Downloaded conrod_wgpu v0.70.0
[INFO] [stderr]   Downloaded conrod_winit v0.70.0
[INFO] [stderr]   Downloaded nannou v0.15.0
[INFO] [stderr]   Downloaded gfx-auxil v0.4.0
[INFO] [stderr]   Downloaded lyon_geom v0.15.3
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.5.10
[INFO] [stderr]   Downloaded gfx-hal v0.5.3
[INFO] [stderr]   Downloaded lyon_path v0.15.2
[INFO] [stderr]   Downloaded wgpu v0.5.2
[INFO] [stderr]   Downloaded gfx-memory v0.1.3
[INFO] [stderr]   Downloaded notosans v0.1.0
[INFO] [stderr]   Downloaded wgpu-core v0.5.6
[INFO] [stderr]   Downloaded lyon v0.15.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 7fb4772128ea0714991152d86a8ca8ee23237f4a9a9f66e004a757091f10df2c
[INFO] running `Command { std: "docker" "start" "-a" "7fb4772128ea0714991152d86a8ca8ee23237f4a9a9f66e004a757091f10df2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fb4772128ea0714991152d86a8ca8ee23237f4a9a9f66e004a757091f10df2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb4772128ea0714991152d86a8ca8ee23237f4a9a9f66e004a757091f10df2c", kill_on_drop: false }`
[INFO] [stdout] 7fb4772128ea0714991152d86a8ca8ee23237f4a9a9f66e004a757091f10df2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] a701cb73cae6876d33fa4c60779dd7cb56af78967f174c8ff697f30e84c67a22
[INFO] running `Command { std: "docker" "start" "-a" "a701cb73cae6876d33fa4c60779dd7cb56af78967f174c8ff697f30e84c67a22", 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" "a701cb73cae6876d33fa4c60779dd7cb56af78967f174c8ff697f30e84c67a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a701cb73cae6876d33fa4c60779dd7cb56af78967f174c8ff697f30e84c67a22", kill_on_drop: false }`
[INFO] [stdout] a701cb73cae6876d33fa4c60779dd7cb56af78967f174c8ff697f30e84c67a22