[INFO] cloning repository https://github.com/klinean42/functionsInRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klinean42/functionsInRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklinean42%2FfunctionsInRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklinean42%2FfunctionsInRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c0276656924491bb2c7b03db0c5095f44baa9dd
[INFO] checking klinean42/functionsInRust against try#c0a9760914bada211f4924ee16d41ae1a366d2ba for pr-148545
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklinean42%2FfunctionsInRust" "/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/klinean42/functionsInRust
[INFO] finished tweaking git repo https://github.com/klinean42/functionsInRust
[INFO] tweaked toml for git repo https://github.com/klinean42/functionsInRust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/klinean42/functionsInRust on toolchain c0a9760914bada211f4924ee16d41ae1a366d2ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0a9760914bada211f4924ee16d41ae1a366d2ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/klinean42/functionsInRust 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" "+c0a9760914bada211f4924ee16d41ae1a366d2ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c0a9760914bada211f4924ee16d41ae1a366d2ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ef513dae8d6e8749e3aa1b5747778345b9c2bb7d6475f74634ad077598aee59
[INFO] running `Command { std: "docker" "start" "-a" "6ef513dae8d6e8749e3aa1b5747778345b9c2bb7d6475f74634ad077598aee59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ef513dae8d6e8749e3aa1b5747778345b9c2bb7d6475f74634ad077598aee59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef513dae8d6e8749e3aa1b5747778345b9c2bb7d6475f74634ad077598aee59", kill_on_drop: false }`
[INFO] [stdout] 6ef513dae8d6e8749e3aa1b5747778345b9c2bb7d6475f74634ad077598aee59
[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" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c0a9760914bada211f4924ee16d41ae1a366d2ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04e9420b12d2d5c30e670a5409d5d8c03dbfcf92aa4c302a59b6e23684878fc8
[INFO] running `Command { std: "docker" "start" "-a" "04e9420b12d2d5c30e670a5409d5d8c03dbfcf92aa4c302a59b6e23684878fc8", kill_on_drop: false }`
[INFO] [stderr]     Checking functions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut c = c - 32.0;
[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]   --> main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut c = c - 32.0;
[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]   --> main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut c = c * 5.0;
[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]   --> main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut c = c * 5.0;
[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]   --> main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut c = c / 9.0;
[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]   --> main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut f = f * 9.0;
[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]   --> main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut f = f / 5.0;
[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]   --> main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut c = c / 9.0;
[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]   --> main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut f = f + 32.0;
[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]   --> main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut f = f * 9.0;
[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]   --> main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut f = f / 5.0;
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_to_C` should have a snake case name
[INFO] [stdout]   --> main.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn convert_to_C(c: f32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `convert_to_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_to_F` should have a snake case name
[INFO] [stdout]   --> main.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn convert_to_F(f: f32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `convert_to_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut f = f + 32.0;
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_to_C` should have a snake case name
[INFO] [stdout]   --> main.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn convert_to_C(c: f32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `convert_to_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_to_F` should have a snake case name
[INFO] [stdout]   --> main.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn convert_to_F(f: f32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `convert_to_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "04e9420b12d2d5c30e670a5409d5d8c03dbfcf92aa4c302a59b6e23684878fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e9420b12d2d5c30e670a5409d5d8c03dbfcf92aa4c302a59b6e23684878fc8", kill_on_drop: false }`
[INFO] [stdout] 04e9420b12d2d5c30e670a5409d5d8c03dbfcf92aa4c302a59b6e23684878fc8