[INFO] cloning repository https://github.com/veandco/rasa-nlu-api
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/veandco/rasa-nlu-api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveandco%2Frasa-nlu-api", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveandco%2Frasa-nlu-api'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0257a882f751c02111e0eb2a52ff229ceabb383b
[INFO] checking veandco/rasa-nlu-api against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveandco%2Frasa-nlu-api" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/veandco/rasa-nlu-api 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/veandco/rasa-nlu-api
[INFO] finished tweaking git repo https://github.com/veandco/rasa-nlu-api
[INFO] tweaked toml for git repo https://github.com/veandco/rasa-nlu-api written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/veandco/rasa-nlu-api 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 proc-macro2 v0.4.11
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.3
[INFO] [stderr]   Downloaded tokio-fs v0.1.3
[INFO] [stderr]   Downloaded phf_shared v0.7.22
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.5
[INFO] [stderr]   Downloaded resolv-conf v0.6.1
[INFO] [stderr]   Downloaded error-chain v0.8.1
[INFO] [stderr]   Downloaded tokio-executor v0.1.3
[INFO] [stderr]   Downloaded tokio-timer v0.2.5
[INFO] [stderr]   Downloaded tokio-codec v0.1.0
[INFO] [stderr]   Downloaded bytes v0.4.9
[INFO] [stderr]   Downloaded tokio-signal v0.2.1
[INFO] [stderr]   Downloaded tokio-reactor v0.1.3
[INFO] [stderr]   Downloaded trust-dns-resolver v0.9.1
[INFO] [stderr]   Downloaded lazycell v1.0.0
[INFO] [stderr]   Downloaded winreg v0.5.1
[INFO] [stderr]   Downloaded miniz-sys v0.1.10
[INFO] [stderr]   Downloaded itoa v0.4.2
[INFO] [stderr]   Downloaded serde_derive v1.0.71
[INFO] [stderr]   Downloaded backtrace v0.2.3
[INFO] [stderr]   Downloaded widestring v0.2.2
[INFO] [stderr]   Downloaded tokio-tcp v0.1.1
[INFO] [stderr]   Downloaded error-chain v0.1.12
[INFO] [stderr]   Downloaded httparse v1.3.2
[INFO] [stderr]   Downloaded htmlescape v0.3.1
[INFO] [stderr]   Downloaded http v0.1.10
[INFO] [stderr]   Downloaded mio-uds v0.6.6
[INFO] [stderr]   Downloaded mime v0.3.9
[INFO] [stderr]   Downloaded tokio-udp v0.1.1
[INFO] [stderr]   Downloaded tokio-io v0.1.7
[INFO] [stderr]   Downloaded termcolor v1.0.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.6
[INFO] [stderr]   Downloaded serde v1.0.71
[INFO] [stderr]   Downloaded mio v0.6.15
[INFO] [stderr]   Downloaded flate2 v1.0.2
[INFO] [stderr]   Downloaded phf v0.7.22
[INFO] [stderr]   Downloaded matches v0.1.7
[INFO] [stderr]   Downloaded regex v1.0.2
[INFO] [stderr]   Downloaded phf_codegen v0.7.22
[INFO] [stderr]   Downloaded smallvec v0.6.4
[INFO] [stderr]   Downloaded futures v0.1.23
[INFO] [stderr]   Downloaded ipconfig v0.1.7
[INFO] [stderr]   Downloaded actix_derive v0.3.0
[INFO] [stderr]   Downloaded actix v0.7.3
[INFO] [stderr]   Downloaded wincolor v1.0.0
[INFO] [stderr]   Downloaded socket2 v0.3.7
[INFO] [stderr]   Downloaded serde_json v1.0.24
[INFO] [stderr]   Downloaded phf_generator v0.7.22
[INFO] [stderr]   Downloaded h2 v0.1.12
[INFO] [stderr]   Downloaded actix-web v0.7.3
[INFO] [stderr]   Downloaded string v0.1.1
[INFO] [stderr]   Downloaded env_logger v0.5.12
[INFO] [stderr]   Downloaded trust-dns-proto v0.4.0
[INFO] [stderr]   Downloaded ring v0.13.2
[INFO] [stderr]   Downloaded log v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 55c4206f6843d8b6f13001e89e779b2dfb99ac6cfd84c91a8b5f2df0555c7b54
[INFO] running `Command { std: "docker" "start" "-a" "55c4206f6843d8b6f13001e89e779b2dfb99ac6cfd84c91a8b5f2df0555c7b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55c4206f6843d8b6f13001e89e779b2dfb99ac6cfd84c91a8b5f2df0555c7b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55c4206f6843d8b6f13001e89e779b2dfb99ac6cfd84c91a8b5f2df0555c7b54", kill_on_drop: false }`
[INFO] [stdout] 55c4206f6843d8b6f13001e89e779b2dfb99ac6cfd84c91a8b5f2df0555c7b54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] ac35447f5268f860136657123a06de498b21a9e3efd80ed7762a28284f1c6ff2
[INFO] running `Command { std: "docker" "start" "-a" "ac35447f5268f860136657123a06de498b21a9e3efd80ed7762a28284f1c6ff2", 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" "ac35447f5268f860136657123a06de498b21a9e3efd80ed7762a28284f1c6ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac35447f5268f860136657123a06de498b21a9e3efd80ed7762a28284f1c6ff2", kill_on_drop: false }`
[INFO] [stdout] ac35447f5268f860136657123a06de498b21a9e3efd80ed7762a28284f1c6ff2