[INFO] cloning repository https://github.com/kkawasaki901/250413_FFD_calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkawasaki901/250413_FFD_calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkawasaki901%2F250413_FFD_calc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkawasaki901%2F250413_FFD_calc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75882cccbbd06b7a1bbe7892eea00f08ea179de3
[INFO] checking kkawasaki901/250413_FFD_calc 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%2Fkkawasaki901%2F250413_FFD_calc" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kkawasaki901/250413_FFD_calc
[INFO] finished tweaking git repo https://github.com/kkawasaki901/250413_FFD_calc
[INFO] tweaked toml for git repo https://github.com/kkawasaki901/250413_FFD_calc written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kkawasaki901/250413_FFD_calc 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/kkawasaki901/250413_FFD_calc 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6043d41e8fc7cc12a5bda27945492ba6c57c5b9edca60209a1d0c6d1bac2ac27
[INFO] running `Command { std: "docker" "start" "-a" "6043d41e8fc7cc12a5bda27945492ba6c57c5b9edca60209a1d0c6d1bac2ac27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6043d41e8fc7cc12a5bda27945492ba6c57c5b9edca60209a1d0c6d1bac2ac27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6043d41e8fc7cc12a5bda27945492ba6c57c5b9edca60209a1d0c6d1bac2ac27", kill_on_drop: false }`
[INFO] [stdout] 6043d41e8fc7cc12a5bda27945492ba6c57c5b9edca60209a1d0c6d1bac2ac27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8178f6704cac6ecc2f22a5dca58d0e91decf7a0177036b55b7d3795e2b568899
[INFO] running `Command { std: "docker" "start" "-a" "8178f6704cac6ecc2f22a5dca58d0e91decf7a0177036b55b7d3795e2b568899", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling libloading v0.8.5
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling cc v1.1.15
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking cute v0.3.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]    Compiling libxlsxwriter-sys v1.1.7
[INFO] [stderr]     Checking xlsxwriter v0.6.1
[INFO] [stderr]     Checking ssr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ssr_arrangement_1_2.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut data_special = data_calced["ff201924"].clone();
[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/ssr_arrangement_1_2.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut data_special_u8 = data_special
[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/ssr_arrangement_1_2.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut storage3_hashmap = crate::storage3::Storage::new(data_special_u8);
[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/ssr_arrangement_1_2.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let mut strct = PerfectData {
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/ram_haskmap_make.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Ram<'a> {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 2 |     pub name: &'a str,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/ssr_arrangement_1_2.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct PerfectData {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 2 |     pub index: u8,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]  --> src/storage3.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Storage {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 5 |     pub content: Vec<u8>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Storage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/dtc_info.rs:14:28
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let text: String = line.parse().unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/extract_rams.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let ram: String = line.parse().unwrap();
[INFO] [stdout]    |                           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ssr` (bin "ssr" test) due to 2 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ssr_arrangement_1_2.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut data_special = data_calced["ff201924"].clone();
[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/ssr_arrangement_1_2.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut data_special_u8 = data_special
[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/ssr_arrangement_1_2.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut storage3_hashmap = crate::storage3::Storage::new(data_special_u8);
[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/ssr_arrangement_1_2.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let mut strct = PerfectData {
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cute_for_test` is never used
[INFO] [stdout]   --> src/convert_physical.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn cute_for_test() -> Vec<i128> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/ram_haskmap_make.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Ram<'a> {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 2 |     pub name: &'a str,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `index` is never read
[INFO] [stdout]  --> src/ssr_arrangement_1_2.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct PerfectData {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 2 |     pub index: u8,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `content` is never read
[INFO] [stdout]  --> src/storage3.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Storage {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 5 |     pub content: Vec<u8>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Storage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/dtc_info.rs:14:28
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let text: String = line.parse().unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/extract_rams.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let ram: String = line.parse().unwrap();
[INFO] [stdout]    |                           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ssr` (bin "ssr") due to 2 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8178f6704cac6ecc2f22a5dca58d0e91decf7a0177036b55b7d3795e2b568899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8178f6704cac6ecc2f22a5dca58d0e91decf7a0177036b55b7d3795e2b568899", kill_on_drop: false }`
[INFO] [stdout] 8178f6704cac6ecc2f22a5dca58d0e91decf7a0177036b55b7d3795e2b568899
