[INFO] cloning repository https://github.com/asdf148/StudyRocket
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asdf148/StudyRocket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasdf148%2FStudyRocket", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasdf148%2FStudyRocket'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2df93838a6b31c6a0bd2517ab0fa8c69a519113
[INFO] checking asdf148/StudyRocket against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasdf148%2FStudyRocket" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/asdf148/StudyRocket
[INFO] finished tweaking git repo https://github.com/asdf148/StudyRocket
[INFO] tweaked toml for git repo https://github.com/asdf148/StudyRocket written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/asdf148/StudyRocket on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/asdf148/StudyRocket already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3959569942bbee46c74b629a248c3abde11e956b2aa1b62caadc2a627668b3d
[INFO] running `Command { std: "docker" "start" "-a" "f3959569942bbee46c74b629a248c3abde11e956b2aa1b62caadc2a627668b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3959569942bbee46c74b629a248c3abde11e956b2aa1b62caadc2a627668b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3959569942bbee46c74b629a248c3abde11e956b2aa1b62caadc2a627668b3d", kill_on_drop: false }`
[INFO] [stdout] f3959569942bbee46c74b629a248c3abde11e956b2aa1b62caadc2a627668b3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bac8294356810df2bae31a739b9353bf86024734fdcfcee5538db70b3217da7b
[INFO] running `Command { std: "docker" "start" "-a" "bac8294356810df2bae31a739b9353bf86024734fdcfcee5538db70b3217da7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling cookie v0.15.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling inlinable_string v0.1.14
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling stable-pattern v0.1.0
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling figment v0.10.5
[INFO] [stderr]    Compiling multer v2.0.0
[INFO] [stderr]    Compiling state v0.5.1
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking twoway v0.2.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling rocket v0.5.0-rc.1
[INFO] [stderr]     Checking spin v0.9.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking binascii v0.1.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]    Compiling devise_core v0.3.0
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling pear_codegen v0.2.3
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]    Compiling devise_codegen v0.3.0
[INFO] [stderr]     Checking pear v0.2.3
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling devise v0.3.0
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-stream v0.1.6
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking ubyte v0.10.1
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking hyper v0.14.9
[INFO] [stderr]     Checking rocket_http v0.5.0-rc.1
[INFO] [stderr]    Compiling rocket_codegen v0.5.0-rc.1
[INFO] [stderr]     Checking rocket_study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `index`
[INFO] [stdout]  --> src/controller/test_controller.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn index() -> &'static str {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hello_name`
[INFO] [stdout]  --> src/controller/test_controller.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn hello_name(name: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index`
[INFO] [stdout]  --> src/controller/test_controller.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn index() -> &'static str {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hello_name`
[INFO] [stdout]  --> src/controller/test_controller.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn hello_name(name: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]  --> src/controller/test_controller.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn hello_name(name: &str) -> String {
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocket_study` (bin "rocket_study") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<&str, Infallible>
[INFO] [stdout]  --> src/controller/test_controller.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn hello_name(name: &str) -> String {
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocket_study` (bin "rocket_study" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bac8294356810df2bae31a739b9353bf86024734fdcfcee5538db70b3217da7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bac8294356810df2bae31a739b9353bf86024734fdcfcee5538db70b3217da7b", kill_on_drop: false }`
[INFO] [stdout] bac8294356810df2bae31a739b9353bf86024734fdcfcee5538db70b3217da7b
