[INFO] cloning repository https://github.com/mcqueen256/hasher_agg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcqueen256/hasher_agg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcqueen256%2Fhasher_agg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcqueen256%2Fhasher_agg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02b28538295edbfc6d3f525d948e12c5f6737434
[INFO] checking mcqueen256/hasher_agg/02b28538295edbfc6d3f525d948e12c5f6737434 against master#42f4793e5a514858221b07ac379029d90353913e for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcqueen256%2Fhasher_agg" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mcqueen256/hasher_agg
[INFO] finished tweaking git repo https://github.com/mcqueen256/hasher_agg
[INFO] tweaked toml for git repo https://github.com/mcqueen256/hasher_agg written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mcqueen256/hasher_agg on toolchain 42f4793e5a514858221b07ac379029d90353913e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mcqueen256/hasher_agg 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" "+42f4793e5a514858221b07ac379029d90353913e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-internal v1.0.6
[INFO] [stderr]   Downloaded pin-project v1.0.6
[INFO] [stderr]   Downloaded derive_more v0.99.13
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[INFO] [stderr]   Downloaded libc v0.2.92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d066dcf98508f2d3d061c2a051517b7cbcd803b58076f7f0fb7bdcbade90bae2
[INFO] running `Command { std: "docker" "start" "-a" "d066dcf98508f2d3d061c2a051517b7cbcd803b58076f7f0fb7bdcbade90bae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d066dcf98508f2d3d061c2a051517b7cbcd803b58076f7f0fb7bdcbade90bae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d066dcf98508f2d3d061c2a051517b7cbcd803b58076f7f0fb7bdcbade90bae2", kill_on_drop: false }`
[INFO] [stdout] d066dcf98508f2d3d061c2a051517b7cbcd803b58076f7f0fb7bdcbade90bae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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" "+42f4793e5a514858221b07ac379029d90353913e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2e5e95cc7aed13c332633c542c2b2f7fcd33acb80ccc795d1a4614863371feb
[INFO] running `Command { std: "docker" "start" "-a" "a2e5e95cc7aed13c332633c542c2b2f7fcd33acb80ccc795d1a4614863371feb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
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[INFO] [stderr]    Compiling encoding_rs v0.8.28
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[INFO] [stderr]    Compiling time-macros-impl v0.1.1
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[INFO] [stderr]     Checking trust-dns-resolver v0.19.7
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[INFO] [stderr]     Checking awc v2.0.3
[INFO] [stderr]     Checking actix-web v3.3.2
[INFO] [stderr]     Checking hasher_agg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/routes.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mut submitter = (*app).submitter_from(&submit_request.student_number);
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/routes.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut machine = submitter.get_machine(&submit_request.name);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/routes.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 216 |     let mut machine = submitter.get_machine(&submit_request.name);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/routes.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mut submitter = (*app).submitter_from(&submit_request.student_number);
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/routes.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let mut machine = submitter.get_machine(&submit_request.name);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/routes.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 216 |     let mut machine = submitter.get_machine(&submit_request.name);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.42s
[INFO] running `Command { std: "docker" "inspect" "a2e5e95cc7aed13c332633c542c2b2f7fcd33acb80ccc795d1a4614863371feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2e5e95cc7aed13c332633c542c2b2f7fcd33acb80ccc795d1a4614863371feb", kill_on_drop: false }`
[INFO] [stdout] a2e5e95cc7aed13c332633c542c2b2f7fcd33acb80ccc795d1a4614863371feb
