[INFO] fetching crate petscii 0.2.1... [INFO] checking petscii-0.2.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate petscii 0.2.1 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate petscii 0.2.1 [INFO] finished tweaking crates.io crate petscii 0.2.1 [INFO] tweaked toml for crates.io crate petscii 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate petscii 0.2.1 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 petscii 0.2.1 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1611c62041ce50e6b3f7f7b460a28cda80b59185a7ef4b88099d6e0ca2bd1abd [INFO] running `Command { std: "docker" "start" "-a" "1611c62041ce50e6b3f7f7b460a28cda80b59185a7ef4b88099d6e0ca2bd1abd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1611c62041ce50e6b3f7f7b460a28cda80b59185a7ef4b88099d6e0ca2bd1abd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1611c62041ce50e6b3f7f7b460a28cda80b59185a7ef4b88099d6e0ca2bd1abd", kill_on_drop: false }` [INFO] [stdout] 1611c62041ce50e6b3f7f7b460a28cda80b59185a7ef4b88099d6e0ca2bd1abd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 66ac2aebbcde1f5cd25a83d305043a62420d26b86ca141bff3854c558b528a31 [INFO] running `Command { std: "docker" "start" "-a" "66ac2aebbcde1f5cd25a83d305043a62420d26b86ca141bff3854c558b528a31", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling serde v1.0.189 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling rustix v0.38.17 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking linux-raw-sys v0.4.8 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking ciborium-io v0.2.1 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking clap_builder v4.4.6 [INFO] [stderr] Checking ciborium-ll v0.2.1 [INFO] [stderr] Checking phf_shared v0.11.2 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking walkdir v2.4.0 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking rayon-core v1.12.0 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking regex-automata v0.3.9 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking clap v4.4.6 [INFO] [stderr] Checking regex v1.9.6 [INFO] [stderr] Compiling serde_derive v1.0.189 [INFO] [stderr] Compiling phf_macros v0.11.2 [INFO] [stderr] Checking phf v0.11.2 [INFO] [stderr] Checking petscii v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Infallible> [INFO] [stdout] --> src/petscii/lib.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | / str.chars() [INFO] [stdout] 33 | | .flat_map(|c| CHAR_TO_PETSCII.get(&c)) [INFO] [stdout] 34 | | .cloned() [INFO] [stdout] 35 | | .collect::>() [INFO] [stdout] 36 | | .try_into() [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 `petscii` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "66ac2aebbcde1f5cd25a83d305043a62420d26b86ca141bff3854c558b528a31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66ac2aebbcde1f5cd25a83d305043a62420d26b86ca141bff3854c558b528a31", kill_on_drop: false }` [INFO] [stdout] 66ac2aebbcde1f5cd25a83d305043a62420d26b86ca141bff3854c558b528a31