[INFO] fetching crate midl 0.1.2... [INFO] checking midl-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate midl 0.1.2 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate midl 0.1.2 [INFO] finished tweaking crates.io crate midl 0.1.2 [INFO] tweaked toml for crates.io crate midl 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate midl 0.1.2 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 midl 0.1.2 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] 394f7f6bd5ad075411c2b1ad46daad503c5e29748080c9607c83657994ca6a81 [INFO] running `Command { std: "docker" "start" "-a" "394f7f6bd5ad075411c2b1ad46daad503c5e29748080c9607c83657994ca6a81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "394f7f6bd5ad075411c2b1ad46daad503c5e29748080c9607c83657994ca6a81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "394f7f6bd5ad075411c2b1ad46daad503c5e29748080c9607c83657994ca6a81", kill_on_drop: false }` [INFO] [stdout] 394f7f6bd5ad075411c2b1ad46daad503c5e29748080c9607c83657994ca6a81 [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] 019fce47ad3aa40a1581297a7a524ba2811d153fbbfd7a94fb5c91f22391ed69 [INFO] running `Command { std: "docker" "start" "-a" "019fce47ad3aa40a1581297a7a524ba2811d153fbbfd7a94fb5c91f22391ed69", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling async-trait v0.1.50 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking rmp v0.8.10 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking Inflector v0.11.4 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling thiserror-impl v1.0.25 [INFO] [stderr] Compiling frodobuf-derive v0.1.0 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking thiserror v1.0.25 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking frodobuf-schema v0.1.1 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking rmp-serde v0.15.4 [INFO] [stderr] Checking handlebars v3.5.5 [INFO] [stderr] Checking midl-parser v0.1.1 [INFO] [stderr] Checking frodobuf v0.1.2 [INFO] [stderr] Checking midl v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | / /// Output file [INFO] [stdout] 42 | | #[clap(short, long)] [INFO] [stdout] 43 | | output: 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] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | / /// Input files to process [INFO] [stdout] 50 | | #[clap(short, long)] [INFO] [stdout] 51 | | input: PathBuf, [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | / /// Input idl file [INFO] [stdout] 57 | | #[clap(short, long)] [INFO] [stdout] 58 | | input: PathBuf, [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 68 | / /// Rust edition (default 2018) [INFO] [stdout] 69 | | #[clap(long, default_value = "2018")] [INFO] [stdout] 70 | | edition: String, [INFO] [stdout] | |___________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | / /// Package name for Cargo.toml. [INFO] [stdout] 73 | | /// Default value is "X-interface", where X is the base name of the midl file. [INFO] [stdout] 74 | | #[clap(long)] [INFO] [stdout] 75 | | package: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | / /// Output file [INFO] [stdout] 42 | | #[clap(short, long)] [INFO] [stdout] 43 | | output: 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] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | / /// Input files to process [INFO] [stdout] 50 | | #[clap(short, long)] [INFO] [stdout] 51 | | input: PathBuf, [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | / /// Input idl file [INFO] [stdout] 57 | | #[clap(short, long)] [INFO] [stdout] 58 | | input: PathBuf, [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:68:5 [INFO] [stdout] | [INFO] [stdout] 68 | / /// Rust edition (default 2018) [INFO] [stdout] 69 | | #[clap(long, default_value = "2018")] [INFO] [stdout] 70 | | edition: String, [INFO] [stdout] | |___________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | / /// Package name for Cargo.toml. [INFO] [stdout] 73 | | /// Default value is "X-interface", where X is the base name of the midl file. [INFO] [stdout] 74 | | #[clap(long)] [INFO] [stdout] 75 | | package: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `midl` (bin "midl") due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `midl` (bin "midl" test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "019fce47ad3aa40a1581297a7a524ba2811d153fbbfd7a94fb5c91f22391ed69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "019fce47ad3aa40a1581297a7a524ba2811d153fbbfd7a94fb5c91f22391ed69", kill_on_drop: false }` [INFO] [stdout] 019fce47ad3aa40a1581297a7a524ba2811d153fbbfd7a94fb5c91f22391ed69