[INFO] cloning repository https://github.com/cdbfoster/brutal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cdbfoster/brutal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdbfoster%2Fbrutal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdbfoster%2Fbrutal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7fd0dc53059bec286835bf2ce6d7453b8a90005
[INFO] checking cdbfoster/brutal 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%2Fcdbfoster%2Fbrutal" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cdbfoster/brutal
[INFO] finished tweaking git repo https://github.com/cdbfoster/brutal
[INFO] tweaked toml for git repo https://github.com/cdbfoster/brutal written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cdbfoster/brutal 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/cdbfoster/brutal 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] [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8c7a4a512e8a955576dd4a2b9bfc6aba12a84103044da38461f70842efaa7045
[INFO] running `Command { std: "docker" "start" "-a" "8c7a4a512e8a955576dd4a2b9bfc6aba12a84103044da38461f70842efaa7045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c7a4a512e8a955576dd4a2b9bfc6aba12a84103044da38461f70842efaa7045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c7a4a512e8a955576dd4a2b9bfc6aba12a84103044da38461f70842efaa7045", kill_on_drop: false }`
[INFO] [stdout] 8c7a4a512e8a955576dd4a2b9bfc6aba12a84103044da38461f70842efaa7045
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ccaea865c4b04a2f9b77ea73fd640a74c4381ee95f9abf42b3ced5448d3359ad
[INFO] running `Command { std: "docker" "start" "-a" "ccaea865c4b04a2f9b77ea73fd640a74c4381ee95f9abf42b3ced5448d3359ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.1.2
[INFO] [stderr]     Checking clap v3.1.3
[INFO] [stderr]     Checking brutal v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:176:5
[INFO] [stdout]     |
[INFO] [stdout] 176 | /     #[clap(
[INFO] [stdout] 177 | |         short,
[INFO] [stdout] 178 | |         long,
[INFO] [stdout] 179 | |         help = "Override the default answer list",
[INFO] [stdout] 180 | |         default_value = "wordle_answer_list.txt"
[INFO] [stdout] 181 | |     )]
[INFO] [stdout] 182 | |     answer_list: String,
[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/main.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | /     #[clap(
[INFO] [stdout] 185 | |         short,
[INFO] [stdout] 186 | |         long,
[INFO] [stdout] 187 | |         help = "Override the default guess list [defaults to the answer list]"
[INFO] [stdout] 188 | |     )]
[INFO] [stdout] 189 | |     guess_list: Option<String>,
[INFO] [stdout]     | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 | /     #[clap(
[INFO] [stdout] 192 | |         short,
[INFO] [stdout] 193 | |         long,
[INFO] [stdout] 194 | |         help = "Override the default search list [defaults to the guess list]"
[INFO] [stdout] 195 | |     )]
[INFO] [stdout] 196 | |     search_list: Option<String>,
[INFO] [stdout]     | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 | /     #[clap(
[INFO] [stdout] 207 | |         short,
[INFO] [stdout] 208 | |         long,
[INFO] [stdout] 209 | |         help = "Override the default output path",
[INFO] [stdout] 210 | |         default_value = "word_scores.csv"
[INFO] [stdout] 211 | |     )]
[INFO] [stdout] 212 | |     output_file: String,
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:176:5
[INFO] [stdout]     |
[INFO] [stdout] 176 | /     #[clap(
[INFO] [stdout] 177 | |         short,
[INFO] [stdout] 178 | |         long,
[INFO] [stdout] 179 | |         help = "Override the default answer list",
[INFO] [stdout] 180 | |         default_value = "wordle_answer_list.txt"
[INFO] [stdout] 181 | |     )]
[INFO] [stdout] 182 | |     answer_list: String,
[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/main.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 | /     #[clap(
[INFO] [stdout] 185 | |         short,
[INFO] [stdout] 186 | |         long,
[INFO] [stdout] 187 | |         help = "Override the default guess list [defaults to the answer list]"
[INFO] [stdout] 188 | |     )]
[INFO] [stdout] 189 | |     guess_list: Option<String>,
[INFO] [stdout]     | |______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brutal` (bin "brutal" test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 | /     #[clap(
[INFO] [stdout] 192 | |         short,
[INFO] [stdout] 193 | |         long,
[INFO] [stdout] 194 | |         help = "Override the default search list [defaults to the guess list]"
[INFO] [stdout] 195 | |     )]
[INFO] [stdout] 196 | |     search_list: Option<String>,
[INFO] [stdout]     | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:206:5
[INFO] [stdout]     |
[INFO] [stdout] 206 | /     #[clap(
[INFO] [stdout] 207 | |         short,
[INFO] [stdout] 208 | |         long,
[INFO] [stdout] 209 | |         help = "Override the default output path",
[INFO] [stdout] 210 | |         default_value = "word_scores.csv"
[INFO] [stdout] 211 | |     )]
[INFO] [stdout] 212 | |     output_file: String,
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brutal` (bin "brutal") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "ccaea865c4b04a2f9b77ea73fd640a74c4381ee95f9abf42b3ced5448d3359ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccaea865c4b04a2f9b77ea73fd640a74c4381ee95f9abf42b3ced5448d3359ad", kill_on_drop: false }`
[INFO] [stdout] ccaea865c4b04a2f9b77ea73fd640a74c4381ee95f9abf42b3ced5448d3359ad