[INFO] fetching crate syn-file-expand-cli 0.3.0... [INFO] checking syn-file-expand-cli-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate syn-file-expand-cli 0.3.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate syn-file-expand-cli 0.3.0 [INFO] finished tweaking crates.io crate syn-file-expand-cli 0.3.0 [INFO] tweaked toml for crates.io crate syn-file-expand-cli 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate syn-file-expand-cli 0.3.0 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] crate crates.io crate syn-file-expand-cli 0.3.0 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-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] f14e6751bb37bbf70f9a08f7671b1d2d7a8c881801b6c5a23b7cabab0dc02f9e [INFO] running `Command { std: "docker" "start" "-a" "f14e6751bb37bbf70f9a08f7671b1d2d7a8c881801b6c5a23b7cabab0dc02f9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f14e6751bb37bbf70f9a08f7671b1d2d7a8c881801b6c5a23b7cabab0dc02f9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f14e6751bb37bbf70f9a08f7671b1d2d7a8c881801b6c5a23b7cabab0dc02f9e", kill_on_drop: false }` [INFO] [stdout] f14e6751bb37bbf70f9a08f7671b1d2d7a8c881801b6c5a23b7cabab0dc02f9e [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] 228b2a67480f316f6687e85a0adf1be931c85162bb35f78a973505cec557c61c [INFO] running `Command { std: "docker" "start" "-a" "228b2a67480f316f6687e85a0adf1be931c85162bb35f78a973505cec557c61c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling prettyplease v0.2.9 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking im-rc v15.1.0 [INFO] [stderr] Checking syn v2.0.18 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling gumdrop_derive v0.8.1 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking gumdrop v0.8.1 [INFO] [stderr] Checking syn-file-expand v0.3.0 [INFO] [stderr] Checking syn-file-expand-cli v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | #[derive(gumdrop::Options)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the derive macro `gumdrop::Options` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `syn-file-expand-cli` (bin "syn-file-expand-cli") 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: Result [INFO] [stdout] --> src/main.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | #[derive(gumdrop::Options)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the derive macro `gumdrop::Options` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | #[derive(gumdrop::Options)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the derive macro `gumdrop::Options` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | #[derive(gumdrop::Options)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the derive macro `gumdrop::Options` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `syn-file-expand-cli` (bin "syn-file-expand-cli" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "228b2a67480f316f6687e85a0adf1be931c85162bb35f78a973505cec557c61c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "228b2a67480f316f6687e85a0adf1be931c85162bb35f78a973505cec557c61c", kill_on_drop: false }` [INFO] [stdout] 228b2a67480f316f6687e85a0adf1be931c85162bb35f78a973505cec557c61c