[INFO] fetching crate bjorn 0.2.0... [INFO] checking bjorn-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate bjorn 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate bjorn 0.2.0 [INFO] finished tweaking crates.io crate bjorn 0.2.0 [INFO] tweaked toml for crates.io crate bjorn 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate bjorn 0.2.0 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 22 packages to latest compatible versions [INFO] [stderr] Adding clap v2.32.0 (available: v2.34.0) [INFO] [stderr] Adding lazy_static v1.1.1 (available: v1.5.0) [INFO] [stderr] Adding regex v1.0.6 (available: v1.12.2) [INFO] [stderr] Adding unicode-segmentation v1.2.1 (available: v1.12.0) [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fecbf8f992a535b9ff6eddd740c26b300b50c455ba8fbc9f709cfd5cdc9efcbd [INFO] running `Command { std: "docker" "start" "-a" "fecbf8f992a535b9ff6eddd740c26b300b50c455ba8fbc9f709cfd5cdc9efcbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fecbf8f992a535b9ff6eddd740c26b300b50c455ba8fbc9f709cfd5cdc9efcbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fecbf8f992a535b9ff6eddd740c26b300b50c455ba8fbc9f709cfd5cdc9efcbd", kill_on_drop: false }` [INFO] [stdout] fecbf8f992a535b9ff6eddd740c26b300b50c455ba8fbc9f709cfd5cdc9efcbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 18a7c2cc011d319ab754ddb111a87cd9807ffed75fb7e7ac75a7853e001305b4 [INFO] running `Command { std: "docker" "start" "-a" "18a7c2cc011d319ab754ddb111a87cd9807ffed75fb7e7ac75a7853e001305b4", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling lazy_static v1.1.1 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking unicode-segmentation v1.2.1 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking bjorn v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/token.rs:76:26 [INFO] [stdout] | [INFO] [stdout] 76 | return match i.parse::() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bjorn` (lib) due to 1 previous error [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] --> src/token.rs:76:26 [INFO] [stdout] | [INFO] [stdout] 76 | return match i.parse::() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/parser.rs:378:32 [INFO] [stdout] | [INFO] [stdout] 378 | fn parser_generator(input: &str) -> Parser { [INFO] [stdout] | ^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 378 | fn parser_generator(input: &str) -> Parser<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bjorn` (lib test) due to 1 previous error; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "18a7c2cc011d319ab754ddb111a87cd9807ffed75fb7e7ac75a7853e001305b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18a7c2cc011d319ab754ddb111a87cd9807ffed75fb7e7ac75a7853e001305b4", kill_on_drop: false }` [INFO] [stdout] 18a7c2cc011d319ab754ddb111a87cd9807ffed75fb7e7ac75a7853e001305b4