[INFO] cloning repository https://github.com/boiding/workshop-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boiding/workshop-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboiding%2Fworkshop-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboiding%2Fworkshop-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 840f17f028747c967fd7e2a22012292dc0f53236
[INFO] checking boiding/workshop-server against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboiding%2Fworkshop-server" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/boiding/workshop-server on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/boiding/workshop-server
[INFO] finished tweaking git repo https://github.com/boiding/workshop-server
[INFO] tweaked toml for git repo https://github.com/boiding/workshop-server written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/boiding/workshop-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logger v0.4.0
[INFO] [stderr]   Downloaded sequence_trie v0.3.6
[INFO] [stderr]   Downloaded mount v0.4.0
[INFO] [stderr]   Downloaded random v0.12.2
[INFO] [stderr]   Downloaded route-recognizer v0.1.13
[INFO] [stderr]   Downloaded staticfile v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c30afc5e41a151798a842436f237937b8ac4b758ae81247b5609b8bc7c740ea
[INFO] running `Command { std: "docker" "start" "-a" "8c30afc5e41a151798a842436f237937b8ac4b758ae81247b5609b8bc7c740ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c30afc5e41a151798a842436f237937b8ac4b758ae81247b5609b8bc7c740ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c30afc5e41a151798a842436f237937b8ac4b758ae81247b5609b8bc7c740ea", kill_on_drop: false }`
[INFO] [stdout] 8c30afc5e41a151798a842436f237937b8ac4b758ae81247b5609b8bc7c740ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba1c70ad3a4bc66a0fdd5cd7bed9e94547934c4f6e03c7e592a4c0121e30e2f0
[INFO] running `Command { std: "docker" "start" "-a" "ba1c70ad3a4bc66a0fdd5cd7bed9e94547934c4f6e03c7e592a4c0121e30e2f0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking route-recognizer v0.1.13
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking mime v0.3.14
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking httparse v1.3.4
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking simplelog v0.7.4
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking mount v0.4.0
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]     Checking logger v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking staticfile v0.5.0
[INFO] [stderr]     Checking bws v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.71s
[INFO] running `Command { std: "docker" "inspect" "ba1c70ad3a4bc66a0fdd5cd7bed9e94547934c4f6e03c7e592a4c0121e30e2f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba1c70ad3a4bc66a0fdd5cd7bed9e94547934c4f6e03c7e592a4c0121e30e2f0", kill_on_drop: false }`
[INFO] [stdout] ba1c70ad3a4bc66a0fdd5cd7bed9e94547934c4f6e03c7e592a4c0121e30e2f0