[INFO] cloning repository https://github.com/NagiNikaido/tomasulo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NagiNikaido/tomasulo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNagiNikaido%2Ftomasulo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNagiNikaido%2Ftomasulo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfb434c5fbf9bdcbccc0e9e93890bfe6cf4787f4
[INFO] checking NagiNikaido/tomasulo against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNagiNikaido%2Ftomasulo" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NagiNikaido/tomasulo 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/NagiNikaido/tomasulo
[INFO] finished tweaking git repo https://github.com/NagiNikaido/tomasulo
[INFO] tweaked toml for git repo https://github.com/NagiNikaido/tomasulo written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/NagiNikaido/tomasulo 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb1f4ae164c99c53c86a594df3cc7338edadc76d55fcecf99dc375d1d1a625e7
[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" "eb1f4ae164c99c53c86a594df3cc7338edadc76d55fcecf99dc375d1d1a625e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb1f4ae164c99c53c86a594df3cc7338edadc76d55fcecf99dc375d1d1a625e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb1f4ae164c99c53c86a594df3cc7338edadc76d55fcecf99dc375d1d1a625e7", kill_on_drop: false }`
[INFO] [stdout] eb1f4ae164c99c53c86a594df3cc7338edadc76d55fcecf99dc375d1d1a625e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7b09f00cbe06d37d2b85eca02455aa285f67d50b87cc3738988bcc785a46b11
[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" "e7b09f00cbe06d37d2b85eca02455aa285f67d50b87cc3738988bcc785a46b11", kill_on_drop: false }`
[INFO] [stderr]     Checking tomasulo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `WRITE_BACK` should have an upper camel case name
[INFO] [stdout]  --> src/reserve_station.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     WRITE_BACK,
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `WriteBack`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `WRITE_BACK` should have an upper camel case name
[INFO] [stdout]  --> src/reserve_station.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     WRITE_BACK,
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `WriteBack`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/tomasulo.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Err(error) => break,
[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: `i`
[INFO] [stdout]    --> src/platform.rs:178:14
[INFO] [stdout]     |
[INFO] [stdout] 178 |         for (i, station) in self.stations.iter_mut().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/platform.rs:247:14
[INFO] [stdout]     |
[INFO] [stdout] 247 |         for (i, station) in self.stations.iter_mut().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/tomasulo.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Err(error) => break,
[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: `i`
[INFO] [stdout]    --> src/platform.rs:178:14
[INFO] [stdout]     |
[INFO] [stdout] 178 |         for (i, station) in self.stations.iter_mut().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/platform.rs:247:14
[INFO] [stdout]     |
[INFO] [stdout] 247 |         for (i, station) in self.stations.iter_mut().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/platform.rs:303:13
[INFO] [stdout]     |
[INFO] [stdout] 303 |         let mut pieces: Vec<&str> = line.split(",").collect();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/platform.rs:303:13
[INFO] [stdout]     |
[INFO] [stdout] 303 |         let mut pieces: Vec<&str> = line.split(",").collect();
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "e7b09f00cbe06d37d2b85eca02455aa285f67d50b87cc3738988bcc785a46b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b09f00cbe06d37d2b85eca02455aa285f67d50b87cc3738988bcc785a46b11", kill_on_drop: false }`
[INFO] [stdout] e7b09f00cbe06d37d2b85eca02455aa285f67d50b87cc3738988bcc785a46b11