[INFO] fetching crate folca 0.1.0... [INFO] checking folca-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate folca 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate folca 0.1.0 [INFO] finished tweaking crates.io crate folca 0.1.0 [INFO] tweaked toml for crates.io crate folca 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate folca 0.1.0 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 folca 0.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a960fdb4ba64a46fedb726bb1f075e3c7b606064dda4041aae2d2fb6e191d371 [INFO] running `Command { std: "docker" "start" "-a" "a960fdb4ba64a46fedb726bb1f075e3c7b606064dda4041aae2d2fb6e191d371", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a960fdb4ba64a46fedb726bb1f075e3c7b606064dda4041aae2d2fb6e191d371", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a960fdb4ba64a46fedb726bb1f075e3c7b606064dda4041aae2d2fb6e191d371", kill_on_drop: false }` [INFO] [stdout] a960fdb4ba64a46fedb726bb1f075e3c7b606064dda4041aae2d2fb6e191d371 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3c48faa4e260aa146c37bbaa39bb2fff326c606582fe41c119c3d1e45a256dd8 [INFO] running `Command { std: "docker" "start" "-a" "3c48faa4e260aa146c37bbaa39bb2fff326c606582fe41c119c3d1e45a256dd8", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling eyre v0.6.5 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Compiling blake3 v0.3.7 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking subtle v2.4.0 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Checking owo-colors v1.3.0 [INFO] [stderr] Checking filetime v0.2.14 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Checking dircpy-stable v0.3.5 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking tar v0.4.33 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking tracing-subscriber v0.2.18 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Checking bytefmt v0.1.7 [INFO] [stderr] Checking ignore v0.4.17 [INFO] [stderr] Checking simplelog v0.10.0 [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking tracing-error v0.1.2 [INFO] [stderr] Checking color-spantrace v0.1.6 [INFO] [stderr] Checking color-eyre v0.5.11 [INFO] [stderr] Checking serde v1.0.126 [INFO] [stderr] Checking ron v0.6.4 [INFO] [stderr] Checking folca v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:93:5 [INFO] [stdout] | [INFO] [stdout] 93 | / #[structopt(long, default_value = ".folca_cache")] [INFO] [stdout] 94 | | cache_path: 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:109:5 [INFO] [stdout] | [INFO] [stdout] 109 | / #[structopt(required = true)] [INFO] [stdout] 110 | | command: Vec, [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `folca` (bin "folca") 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:93:5 [INFO] [stdout] | [INFO] [stdout] 93 | / #[structopt(long, default_value = ".folca_cache")] [INFO] [stdout] 94 | | cache_path: 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:109:5 [INFO] [stdout] | [INFO] [stdout] 109 | / #[structopt(required = true)] [INFO] [stdout] 110 | | command: Vec, [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `folca` (bin "folca" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "3c48faa4e260aa146c37bbaa39bb2fff326c606582fe41c119c3d1e45a256dd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c48faa4e260aa146c37bbaa39bb2fff326c606582fe41c119c3d1e45a256dd8", kill_on_drop: false }` [INFO] [stdout] 3c48faa4e260aa146c37bbaa39bb2fff326c606582fe41c119c3d1e45a256dd8