[INFO] cloning repository https://github.com/foldu/pacman-repo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foldu/pacman-repo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoldu%2Fpacman-repo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoldu%2Fpacman-repo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a59ced63a4c3d685fecc3f33bd50a73d63d8cf11
[INFO] checking foldu/pacman-repo against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoldu%2Fpacman-repo" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foldu/pacman-repo 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/foldu/pacman-repo
[INFO] finished tweaking git repo https://github.com/foldu/pacman-repo
[INFO] tweaked toml for git repo https://github.com/foldu/pacman-repo written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/foldu/pacman-repo 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 mio v0.6.19
[INFO] [stderr]   Downloaded serde_derive v1.0.98
[INFO] [stderr]   Downloaded serde v1.0.98
[INFO] [stderr]   Downloaded c2-chacha v0.2.2
[INFO] [stderr]   Downloaded try-lock v0.2.2
[INFO] [stderr]   Downloaded rand_core v0.5.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.8
[INFO] [stderr]   Downloaded lock_api v0.3.1
[INFO] [stderr]   Downloaded cc v1.0.38
[INFO] [stderr]   Downloaded input_buffer v0.2.0
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded regex v1.2.0
[INFO] [stderr]   Downloaded tokio v0.2.0-alpha.1
[INFO] [stderr]   Downloaded utf8-ranges v1.0.3
[INFO] [stderr]   Downloaded envy v0.4.0
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded tokio-reactor v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-io v0.2.0-alpha.1
[INFO] [stderr]   Downloaded twoway v0.1.8
[INFO] [stderr]   Downloaded ucd-util v0.1.5
[INFO] [stderr]   Downloaded tokio-current-thread v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-codec v0.2.0-alpha.1
[INFO] [stderr]   Downloaded aho-corasick v0.7.4
[INFO] [stderr]   Downloaded snafu v0.4.3
[INFO] [stderr]   Downloaded tokio-fs v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-macros v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-udp v0.2.0-alpha.1
[INFO] [stderr]   Downloaded snafu-derive v0.4.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.10
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.5
[INFO] [stderr]   Downloaded buf_redux v0.8.4
[INFO] [stderr]   Downloaded multipart v0.16.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.31
[INFO] [stderr]   Downloaded tokio-threadpool v0.2.0-alpha.1
[INFO] [stderr]   Downloaded headers-core v0.1.1
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.9
[INFO] [stderr]   Downloaded tokio-tcp v0.2.0-alpha.1
[INFO] [stderr]   Downloaded hyper v0.12.33
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded mime_guess v1.8.7
[INFO] [stderr]   Downloaded tokio-sync v0.1.6
[INFO] [stderr]   Downloaded futures v0.1.28
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-select-macro-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded headers v0.2.1
[INFO] [stderr]   Downloaded memoffset v0.5.1
[INFO] [stderr]   Downloaded smallvec v0.6.10
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded tokio-executor v0.2.0-alpha.1
[INFO] [stderr]   Downloaded tokio-executor v0.1.8
[INFO] [stderr]   Downloaded http v0.1.18
[INFO] [stderr]   Downloaded tokio-timer v0.3.0-alpha.1
[INFO] [stderr]   Downloaded num_cpus v1.10.1
[INFO] [stderr]   Downloaded unicase v2.4.0
[INFO] [stderr]   Downloaded pin-utils v0.1.0-alpha.4
[INFO] [stderr]   Downloaded tungstenite v0.8.1
[INFO] [stderr]   Downloaded serde_json v1.0.40
[INFO] [stderr]   Downloaded libc v0.2.60
[INFO] [stderr]   Downloaded tokio-uds v0.3.0-alpha.1
[INFO] [stderr]   Downloaded tokio-sync v0.2.0-alpha.1
[INFO] [stderr]   Downloaded doc-comment v0.3.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.15
[INFO] [stderr]   Downloaded tracing-core v0.1.3
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded backtrace v0.3.34
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.15
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded autocfg v0.1.5
[INFO] [stderr]   Downloaded urlencoding v1.0.0
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded block-padding v0.1.4
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.3
[INFO] [stderr]   Downloaded headers-derive v0.1.0
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.5
[INFO] [stderr]   Downloaded safemem v0.3.1
[INFO] [stderr]   Downloaded syn v0.15.42
[INFO] [stderr]   Downloaded warp v0.1.18
[INFO] [stderr]   Downloaded getrandom v0.1.7
[INFO] [stderr]   Downloaded ryu v1.0.0
[INFO] [stderr]   Downloaded dtoa v0.4.4
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded tokio-timer v0.2.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] b2c3626f0631ac4b58ad4094774d45172b6813ec1c6462e4a63ade186b806974
[INFO] running `Command { std: "docker" "start" "-a" "b2c3626f0631ac4b58ad4094774d45172b6813ec1c6462e4a63ade186b806974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2c3626f0631ac4b58ad4094774d45172b6813ec1c6462e4a63ade186b806974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c3626f0631ac4b58ad4094774d45172b6813ec1c6462e4a63ade186b806974", kill_on_drop: false }`
[INFO] [stdout] b2c3626f0631ac4b58ad4094774d45172b6813ec1c6462e4a63ade186b806974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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] f55d9b89ea8c717609cf21e238163187e3d5684614ddf0d0996546b4de0e05bd
[INFO] running `Command { std: "docker" "start" "-a" "f55d9b89ea8c717609cf21e238163187e3d5684614ddf0d0996546b4de0e05bd", 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" "f55d9b89ea8c717609cf21e238163187e3d5684614ddf0d0996546b4de0e05bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55d9b89ea8c717609cf21e238163187e3d5684614ddf0d0996546b4de0e05bd", kill_on_drop: false }`
[INFO] [stdout] f55d9b89ea8c717609cf21e238163187e3d5684614ddf0d0996546b4de0e05bd