[INFO] cloning repository https://github.com/FizzesShark/markers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FizzesShark/markers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFizzesShark%2Fmarkers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFizzesShark%2Fmarkers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 752e7699bbdc58b4db775c5630972476ae5ca3ef
[INFO] checking FizzesShark/markers against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFizzesShark%2Fmarkers" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FizzesShark/markers on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FizzesShark/markers
[INFO] finished tweaking git repo https://github.com/FizzesShark/markers
[INFO] tweaked toml for git repo https://github.com/FizzesShark/markers written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/FizzesShark/markers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-trait v0.1.39
[INFO] [stderr]   Downloaded mongodb v1.1.0
[INFO] [stderr]   Downloaded async-mutex v1.1.5
[INFO] [stderr]   Downloaded polling v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffca7ab12c86dfe87a0fe418a843f6d25f3cf1ebbed10206ff1275481e3446a3
[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" "ffca7ab12c86dfe87a0fe418a843f6d25f3cf1ebbed10206ff1275481e3446a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffca7ab12c86dfe87a0fe418a843f6d25f3cf1ebbed10206ff1275481e3446a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffca7ab12c86dfe87a0fe418a843f6d25f3cf1ebbed10206ff1275481e3446a3", kill_on_drop: false }`
[INFO] [stdout] ffca7ab12c86dfe87a0fe418a843f6d25f3cf1ebbed10206ff1275481e3446a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4326a19f0a9501e898a685fb86f826189babf188037725abadff6ed25caa424
[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" "a4326a19f0a9501e898a685fb86f826189babf188037725abadff6ed25caa424", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
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[INFO] [stderr]     Checking fake-simd v0.1.2
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[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]     Checking event-listener v2.4.0
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[INFO] [stderr]     Checking os_info v2.0.8
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[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rust-argon2 v0.8.2
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[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling typed-builder v0.3.0
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[INFO] [stderr]    Compiling time v0.1.44
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[INFO] [stderr]    Compiling ring v0.16.15
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[INFO] [stderr]    Compiling generic-array v0.12.3
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[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking mio v0.6.22
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[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling universal-hash v0.3.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling aead v0.2.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]    Compiling polyval v0.3.3
[INFO] [stderr]     Checking futures-intrusive v0.3.1
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]    Compiling ghash v0.2.3
[INFO] [stderr]    Compiling hkdf v0.8.0
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling aes v0.3.2
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling aes-gcm v0.5.0
[INFO] [stderr]    Compiling pear v0.1.4
[INFO] [stderr]    Compiling cookie v0.11.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking rocket_http v0.4.5
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling async-trait v0.1.39
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_with v1.4.0
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking bson v1.1.0
[INFO] [stderr]     Checking mongodb v1.1.0
[INFO] [stderr]     Checking rocket_contrib v0.4.5
[INFO] [stderr]     Checking markers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/app.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn main(error: Option<String>) -> Template {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user`
[INFO] [stdout]    --> src/app.rs:104:25
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn get_enrolled_classes(user: User) -> Json<Vec<Class>> {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_user`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/app.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn redirect_to_login(req: &Request) -> content::Html<String> {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/app.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut context: HashMap<String, String> = HashMap::new();
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/app.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn main(error: Option<String>) -> Template {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user`
[INFO] [stdout]    --> src/app.rs:104:25
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn get_enrolled_classes(user: User) -> Json<Vec<Class>> {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_user`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/app.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn redirect_to_login(req: &Request) -> content::Html<String> {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/app.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut context: HashMap<String, String> = HashMap::new();
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `custom_build_cookie`
[INFO] [stdout]   --> src/app.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn custom_build_cookie() -> Cookie<'static> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `custom_build_cookie`
[INFO] [stdout]   --> src/app.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn custom_build_cookie() -> Cookie<'static> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 13s
[INFO] running `Command { std: "docker" "inspect" "a4326a19f0a9501e898a685fb86f826189babf188037725abadff6ed25caa424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4326a19f0a9501e898a685fb86f826189babf188037725abadff6ed25caa424", kill_on_drop: false }`
[INFO] [stdout] a4326a19f0a9501e898a685fb86f826189babf188037725abadff6ed25caa424