[INFO] fetching crate typespec 0.10.1... [INFO] checking typespec-0.10.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate typespec 0.10.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate typespec 0.10.1 [INFO] finished tweaking crates.io crate typespec 0.10.1 [INFO] tweaked toml for crates.io crate typespec 0.10.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate typespec 0.10.1 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 typespec 0.10.1 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-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] 36920b6fd19bfa4cbd5f44279ec7c3273925719f371a91b5bd6fee236282e489 [INFO] running `Command { std: "docker" "start" "-a" "36920b6fd19bfa4cbd5f44279ec7c3273925719f371a91b5bd6fee236282e489", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36920b6fd19bfa4cbd5f44279ec7c3273925719f371a91b5bd6fee236282e489", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36920b6fd19bfa4cbd5f44279ec7c3273925719f371a91b5bd6fee236282e489", kill_on_drop: false }` [INFO] [stdout] 36920b6fd19bfa4cbd5f44279ec7c3273925719f371a91b5bd6fee236282e489 [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] 1d2bcc3c7e99323f1097d80cf7c88e7809d67dee2f4f8b8cbd780028765b80a0 [INFO] running `Command { std: "docker" "start" "-a" "1d2bcc3c7e99323f1097d80cf7c88e7809d67dee2f4f8b8cbd780028765b80a0", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.97 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Compiling serde_json v1.0.142 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking zerofrom v0.1.6 [INFO] [stderr] Checking yoke v0.8.0 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking zerovec v0.11.4 [INFO] [stderr] Checking zerotrie v0.2.2 [INFO] [stderr] Checking tinystr v0.8.1 [INFO] [stderr] Checking potential_utf v0.1.2 [INFO] [stderr] Checking icu_collections v2.0.0 [INFO] [stderr] Checking icu_locale_core v2.0.0 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking icu_provider v2.0.0 [INFO] [stderr] Checking icu_properties v2.0.1 [INFO] [stderr] Checking icu_normalizer v2.0.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking idna v1.0.3 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking typespec v0.10.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Infallible> [INFO] [stdout] --> src/http/headers.rs:69:61 [INFO] [stdout] | [INFO] [stdout] 69 | fn as_headers(&self) -> Result { [INFO] [stdout] | _____________________________________________________________^ [INFO] [stdout] 70 | | Ok(vec![(self.name(), self.value())].into_iter()) [INFO] [stdout] 71 | | } [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: std::result::Result, Infallible> [INFO] [stdout] --> src/http/headers.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | Ok(vec![(self.name(), self.value())].into_iter()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `typespec` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Infallible> [INFO] [stdout] --> src/http/headers.rs:69:61 [INFO] [stdout] | [INFO] [stdout] 69 | fn as_headers(&self) -> Result { [INFO] [stdout] | _____________________________________________________________^ [INFO] [stdout] 70 | | Ok(vec![(self.name(), self.value())].into_iter()) [INFO] [stdout] 71 | | } [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: std::result::Result, Infallible> [INFO] [stdout] --> src/http/headers.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | Ok(vec![(self.name(), self.value())].into_iter()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Infallible> [INFO] [stdout] --> src/http/headers.rs:540:79 [INFO] [stdout] | [INFO] [stdout] 540 | fn from_headers(_: &Headers) -> Result, Self::Error> { [INFO] [stdout] | _______________________________________________________________________________^ [INFO] [stdout] 541 | | Ok(None) [INFO] [stdout] 542 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Infallible> [INFO] [stdout] --> src/http/headers.rs:541:17 [INFO] [stdout] | [INFO] [stdout] 541 | Ok(None) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `typespec` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "1d2bcc3c7e99323f1097d80cf7c88e7809d67dee2f4f8b8cbd780028765b80a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d2bcc3c7e99323f1097d80cf7c88e7809d67dee2f4f8b8cbd780028765b80a0", kill_on_drop: false }` [INFO] [stdout] 1d2bcc3c7e99323f1097d80cf7c88e7809d67dee2f4f8b8cbd780028765b80a0