[INFO] cloning repository https://github.com/Windfisch/rocket-longpolling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Windfisch/rocket-longpolling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWindfisch%2Frocket-longpolling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWindfisch%2Frocket-longpolling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a674d5cec10fd76cb40023295e28b02007a550b8
[INFO] checking Windfisch/rocket-longpolling against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWindfisch%2Frocket-longpolling" "/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/Windfisch/rocket-longpolling on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Windfisch/rocket-longpolling
[INFO] finished tweaking git repo https://github.com/Windfisch/rocket-longpolling
[INFO] tweaked toml for git repo https://github.com/Windfisch/rocket-longpolling written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Windfisch/rocket-longpolling already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa2fc4d576098132613c7a5f724c38c93c0b4da5d13daa92a017f007d281614f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fa2fc4d576098132613c7a5f724c38c93c0b4da5d13daa92a017f007d281614f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa2fc4d576098132613c7a5f724c38c93c0b4da5d13daa92a017f007d281614f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa2fc4d576098132613c7a5f724c38c93c0b4da5d13daa92a017f007d281614f", kill_on_drop: false }`
[INFO] [stdout] fa2fc4d576098132613c7a5f724c38c93c0b4da5d13daa92a017f007d281614f
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b060329107d50f4183b684b85ab877dd51c9e84de4d06ca3f2146c499e31eb2d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b060329107d50f4183b684b85ab877dd51c9e84de4d06ca3f2146c499e31eb2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
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[INFO] [stderr]    Compiling bytes v0.5.6
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[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking fastrand v1.3.5
[INFO] [stderr]     Checking opaque-debug v0.2.3
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[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling inlinable_string v0.1.11
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[INFO] [stderr]    Compiling base64 v0.12.3
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[INFO] [stderr]    Compiling time v0.2.17
[INFO] [stderr]    Compiling cookie v0.15.0-dev (https://github.com/SergioBenitez/cookie-rs.git?rev=3795f2e#3795f2e6)
[INFO] [stderr]    Compiling rocket_http v0.5.0-dev (https://github.com/SergioBenitez/Rocket?branch=master#dc2c6ecd)
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[INFO] [stderr]    Compiling rocket v0.5.0-dev (https://github.com/SergioBenitez/Rocket?branch=master#dc2c6ecd)
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
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[INFO] [stderr]     Checking want v0.3.0
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[INFO] [stderr]     Checking async-std v1.6.3
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[INFO] [stderr]    Compiling aes-gcm v0.6.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling devise_core v0.3.0 (https://github.com/SergioBenitez/Devise.git?rev=1e42a2691#1e42a269)
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling pear_codegen v0.2.0-dev (https://github.com/SergioBenitez/Pear.git?rev=4b68055#4b680556)
[INFO] [stderr]    Compiling ref-cast-impl v1.0.2
[INFO] [stderr]    Compiling devise_codegen v0.3.0 (https://github.com/SergioBenitez/Devise.git?rev=1e42a2691#1e42a269)
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling ref-cast v1.0.2
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling devise v0.3.0 (https://github.com/SergioBenitez/Devise.git?rev=1e42a2691#1e42a269)
[INFO] [stderr]    Compiling pear v0.2.0-dev (https://github.com/SergioBenitez/Pear.git?rev=4b68055#4b680556)
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking async-notify v0.2.0
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]    Compiling rocket_codegen v0.5.0-dev (https://github.com/SergioBenitez/Rocket?branch=master#dc2c6ecd)
[INFO] [stderr]     Checking rocket-longpolling v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `uuid`
[INFO] [stdout]   --> src/main.rs:55:2
[INFO] [stdout]    |
[INFO] [stdout] 55 |     uuid: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `uuid`
[INFO] [stdout]   --> src/main.rs:55:2
[INFO] [stdout]    |
[INFO] [stdout] 55 |     uuid: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 41s
[INFO] running `Command { std: "docker" "inspect" "b060329107d50f4183b684b85ab877dd51c9e84de4d06ca3f2146c499e31eb2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b060329107d50f4183b684b85ab877dd51c9e84de4d06ca3f2146c499e31eb2d", kill_on_drop: false }`
[INFO] [stdout] b060329107d50f4183b684b85ab877dd51c9e84de4d06ca3f2146c499e31eb2d