[INFO] cloning repository https://github.com/knutin/rocket-test-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knutin/rocket-test-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknutin%2Frocket-test-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknutin%2Frocket-test-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46503490bba84a6f6b994abf9a02f580ad0ce7dd
[INFO] checking knutin/rocket-test-bug against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknutin%2Frocket-test-bug" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/knutin/rocket-test-bug on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/knutin/rocket-test-bug
[INFO] finished tweaking git repo https://github.com/knutin/rocket-test-bug
[INFO] tweaked toml for git repo https://github.com/knutin/rocket-test-bug written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/knutin/rocket-test-bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 755a1db08ca54ccbb04f564bdb8ec029c05abd01cebb39b3ab7939baa8d8f56a
[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" "755a1db08ca54ccbb04f564bdb8ec029c05abd01cebb39b3ab7939baa8d8f56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "755a1db08ca54ccbb04f564bdb8ec029c05abd01cebb39b3ab7939baa8d8f56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "755a1db08ca54ccbb04f564bdb8ec029c05abd01cebb39b3ab7939baa8d8f56a", kill_on_drop: false }`
[INFO] [stdout] 755a1db08ca54ccbb04f564bdb8ec029c05abd01cebb39b3ab7939baa8d8f56a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb42cbb9de41771573653cf3ab149804f2166db6623f6589870ac57d6c2b9783
[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" "bb42cbb9de41771573653cf3ab149804f2166db6623f6589870ac57d6c2b9783", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking futures-sink v0.3.7
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking futures-io v0.3.7
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
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[INFO] [stderr]    Compiling once_cell v1.4.1
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[INFO] [stderr]     Checking cpuid-bool v0.1.2
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[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling inlinable_string v0.1.11
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling indexmap v1.6.0
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[INFO] [stderr]     Checking instant v0.1.8
[INFO] [stderr]     Checking tracing-core v0.1.17
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[INFO] [stderr]     Checking futures-channel v0.3.7
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking http v0.2.1
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[INFO] [stderr]     Checking log v0.4.11
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[INFO] [stderr]    Compiling time v0.2.22
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[INFO] [stderr]    Compiling cookie v0.15.0-dev (https://github.com/SergioBenitez/cookie-rs.git?rev=1c3ca83#1c3ca838)
[INFO] [stderr]    Compiling rocket_http v0.5.0-dev (https://github.com/SergioBenitez/Rocket#007c4b09)
[INFO] [stderr]    Compiling figment v0.9.4
[INFO] [stderr]    Compiling rocket v0.5.0-dev (https://github.com/SergioBenitez/Rocket#007c4b09)
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]     Checking postgres-types v0.1.3
[INFO] [stderr]    Compiling devise_core v0.3.0 (https://github.com/SergioBenitez/Devise.git?rev=3648468#3648468a)
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling pear_codegen v0.2.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.3
[INFO] [stderr]    Compiling devise_codegen v0.3.0 (https://github.com/SergioBenitez/Devise.git?rev=3648468#3648468a)
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling ref-cast v1.0.3
[INFO] [stderr]    Compiling devise v0.3.0 (https://github.com/SergioBenitez/Devise.git?rev=3648468#3648468a)
[INFO] [stderr]     Checking pear v0.2.0
[INFO] [stderr]    Compiling rocket_contrib_codegen v0.5.0-dev (https://github.com/SergioBenitez/Rocket#007c4b09)
[INFO] [stderr]     Checking pin-project v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.7
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.7
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking futures v0.3.7
[INFO] [stderr]     Checking tokio-postgres v0.5.5
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking ubyte v0.10.1
[INFO] [stderr]     Checking postgres v0.17.5
[INFO] [stderr]     Checking r2d2_postgres v0.16.0
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]    Compiling rocket_codegen v0.5.0-dev (https://github.com/SergioBenitez/Rocket#007c4b09)
[INFO] [stderr]     Checking rocket_contrib v0.5.0-dev (https://github.com/SergioBenitez/Rocket#007c4b09)
[INFO] [stderr]     Checking rocket-test-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `conn`
[INFO] [stdout]   --> src/main.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let conn = HelloDb::get_one(client.rocket()).await.unwrap();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_conn`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "bb42cbb9de41771573653cf3ab149804f2166db6623f6589870ac57d6c2b9783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb42cbb9de41771573653cf3ab149804f2166db6623f6589870ac57d6c2b9783", kill_on_drop: false }`
[INFO] [stdout] bb42cbb9de41771573653cf3ab149804f2166db6623f6589870ac57d6c2b9783