[INFO] fetching crate tergo 0.2.5...
[INFO] checking tergo-0.2.5 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate tergo 0.2.5 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tergo 0.2.5
[INFO] finished tweaking crates.io crate tergo 0.2.5
[INFO] tweaked toml for crates.io crate tergo 0.2.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tergo 0.2.5 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 crates.io crate tergo 0.2.5 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-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] 4af877ebfe1fea8a77542a5cbadaf567334718e1cb806bff51ea6a995098dd1c
[INFO] running `Command { std: "docker" "start" "-a" "4af877ebfe1fea8a77542a5cbadaf567334718e1cb806bff51ea6a995098dd1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4af877ebfe1fea8a77542a5cbadaf567334718e1cb806bff51ea6a995098dd1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af877ebfe1fea8a77542a5cbadaf567334718e1cb806bff51ea6a995098dd1c", kill_on_drop: false }`
[INFO] [stdout] 4af877ebfe1fea8a77542a5cbadaf567334718e1cb806bff51ea6a995098dd1c
[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] 18295fd6d7c33eea094fbfdfd2a98e452a99472ea9a5af0f3aee5dd70353ce65
[INFO] running `Command { std: "docker" "start" "-a" "18295fd6d7c33eea094fbfdfd2a98e452a99472ea9a5af0f3aee5dd70353ce65", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.98
[INFO] [stderr]    Compiling serde_core v1.0.227
[INFO] [stderr]    Compiling serde v1.0.227
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking tergo-tokenizer v0.2.5
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking time-core v0.1.4
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]     Checking toml_writer v1.0.3
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking toml_parser v1.0.3
[INFO] [stderr]     Checking simple_logger v5.0.0
[INFO] [stderr]     Checking toml_datetime v0.7.2
[INFO] [stderr]     Checking serde_spanned v1.0.2
[INFO] [stderr]     Checking toml v0.9.7
[INFO] [stderr]     Checking tergo-parser v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.227
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]     Checking clap v4.5.45
[INFO] [stderr]     Checking tergo-formatter v0.2.11
[INFO] [stderr]     Checking tergo-lib v0.2.12
[INFO] [stderr]     Checking tergo v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use clap::{Parser, arg};
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use clap::{Parser, arg};
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:139:16
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let path = PathBuf::from_str(&cli.path).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<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:139:16
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let path = PathBuf::from_str(&cli.path).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<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:140:23
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let config_path = PathBuf::from_str(&cli.config).unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:140:23
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let config_path = PathBuf::from_str(&cli.config).unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tergo` (bin "tergo") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tergo` (bin "tergo" test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "18295fd6d7c33eea094fbfdfd2a98e452a99472ea9a5af0f3aee5dd70353ce65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18295fd6d7c33eea094fbfdfd2a98e452a99472ea9a5af0f3aee5dd70353ce65", kill_on_drop: false }`
[INFO] [stdout] 18295fd6d7c33eea094fbfdfd2a98e452a99472ea9a5af0f3aee5dd70353ce65