[INFO] cloning repository https://github.com/fisherdarling/nfamatch-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fisherdarling/nfamatch-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffisherdarling%2Fnfamatch-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffisherdarling%2Fnfamatch-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 26a6a4046ab42b25f9e21b77f2adbbdd48f380e9 [INFO] checking fisherdarling/nfamatch-rs 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%2Ffisherdarling%2Fnfamatch-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/fisherdarling/nfamatch-rs [INFO] finished tweaking git repo https://github.com/fisherdarling/nfamatch-rs [INFO] tweaked toml for git repo https://github.com/fisherdarling/nfamatch-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/fisherdarling/nfamatch-rs 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 60 packages to latest compatible versions [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 584e41d6bb9621effdd1845271b55056af03e3bef82a89a6e29ed5224d76088f [INFO] running `Command { std: "docker" "start" "-a" "584e41d6bb9621effdd1845271b55056af03e3bef82a89a6e29ed5224d76088f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "584e41d6bb9621effdd1845271b55056af03e3bef82a89a6e29ed5224d76088f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "584e41d6bb9621effdd1845271b55056af03e3bef82a89a6e29ed5224d76088f", kill_on_drop: false }` [INFO] [stdout] 584e41d6bb9621effdd1845271b55056af03e3bef82a89a6e29ed5224d76088f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cbe86b6940248e3a05e1c992c1d4f4a7d405f85c8bfc3ffdbc9a1e9e269e7233 [INFO] running `Command { std: "docker" "start" "-a" "cbe86b6940248e3a05e1c992c1d4f4a7d405f85c8bfc3ffdbc9a1e9e269e7233", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking memchr v2.7.6 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking regex-syntax v0.8.8 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking anstyle-parse v0.2.7 [INFO] [stderr] Checking anstyle-query v1.1.4 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking aho-corasick v1.1.4 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking colorchoice v1.0.4 [INFO] [stderr] Checking log v0.4.28 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking is_terminal_polyfill v1.70.2 [INFO] [stderr] Checking anstyle v1.0.13 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking anstream v0.6.21 [INFO] [stderr] Checking jiff v0.2.16 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Checking env_filter v0.1.4 [INFO] [stderr] Checking env_logger v0.11.8 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking dfa-optimizer v0.1.0 (/opt/rustwide/workdir/dfa-optimizer) [INFO] [stdout] warning: the feature `map_first_last` has been stable since 1.66.0 and no longer requires an attribute to enable [INFO] [stdout] --> dfa-optimizer/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(map_first_last)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `map_first_last` has been stable since 1.66.0 and no longer requires an attribute to enable [INFO] [stdout] --> dfa-optimizer/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(map_first_last)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking nfamatch v0.1.0 (/opt/rustwide/workdir/nfamatch) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> dfa-optimizer/src/bin/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | / /// Path to DFA to optimize [INFO] [stdout] 19 | | #[structopt(short, long)] [INFO] [stdout] 20 | | file: PathBuf, [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 [INFO] [stdout] --> dfa-optimizer/src/bin/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | / /// Path to output the optimized DFA [INFO] [stdout] 22 | | #[structopt(short, long)] [INFO] [stdout] 23 | | out: PathBuf, [INFO] [stdout] | |________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> dfa-optimizer/src/bin/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | / /// Tokens to match the DFA against [INFO] [stdout] 28 | | #[structopt(short, long)] [INFO] [stdout] 29 | | tokens: Vec, [INFO] [stdout] | |_______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dfa-optimizer` (bin "main") due to 3 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 [INFO] [stdout] --> dfa-optimizer/src/bin/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | / /// Path to DFA to optimize [INFO] [stdout] 19 | | #[structopt(short, long)] [INFO] [stdout] 20 | | file: PathBuf, [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 [INFO] [stdout] --> dfa-optimizer/src/bin/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | / /// Path to output the optimized DFA [INFO] [stdout] 22 | | #[structopt(short, long)] [INFO] [stdout] 23 | | out: PathBuf, [INFO] [stdout] | |________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> dfa-optimizer/src/bin/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | / /// Tokens to match the DFA against [INFO] [stdout] 28 | | #[structopt(short, long)] [INFO] [stdout] 29 | | tokens: Vec, [INFO] [stdout] | |_______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dfa-optimizer` (bin "main" test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "cbe86b6940248e3a05e1c992c1d4f4a7d405f85c8bfc3ffdbc9a1e9e269e7233", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbe86b6940248e3a05e1c992c1d4f4a7d405f85c8bfc3ffdbc9a1e9e269e7233", kill_on_drop: false }` [INFO] [stdout] cbe86b6940248e3a05e1c992c1d4f4a7d405f85c8bfc3ffdbc9a1e9e269e7233