[INFO] fetching crate cargo-issue 0.1.4... [INFO] checking cargo-issue-0.1.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate cargo-issue 0.1.4 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate cargo-issue 0.1.4 [INFO] finished tweaking crates.io crate cargo-issue 0.1.4 [INFO] tweaked toml for crates.io crate cargo-issue 0.1.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cargo-issue 0.1.4 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 cargo-issue 0.1.4 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 74aa138e222ee6fbe637fda55042a09dddcd2a938e56504375299c3c348f4562 [INFO] running `Command { std: "docker" "start" "-a" "74aa138e222ee6fbe637fda55042a09dddcd2a938e56504375299c3c348f4562", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74aa138e222ee6fbe637fda55042a09dddcd2a938e56504375299c3c348f4562", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74aa138e222ee6fbe637fda55042a09dddcd2a938e56504375299c3c348f4562", kill_on_drop: false }` [INFO] [stdout] 74aa138e222ee6fbe637fda55042a09dddcd2a938e56504375299c3c348f4562 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8c43c9bfc3c4d2695da317a9f29ca0dd54ff722c510c24ae24ab337a40e6646f [INFO] running `Command { std: "docker" "start" "-a" "8c43c9bfc3c4d2695da317a9f29ca0dd54ff722c510c24ae24ab337a40e6646f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling tokio v1.8.2 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling openssl v0.10.35 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling mio v0.7.13 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling tracing-core v0.1.18 [INFO] [stderr] Compiling http v0.2.4 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling encoding_rs v0.8.28 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling openssl-sys v0.9.65 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling tinyvec v1.3.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling socket2 v0.4.0 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling tracing v0.1.26 [INFO] [stderr] Compiling openssl-probe v0.1.4 [INFO] [stderr] Compiling httpdate v1.0.1 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling unicode-bidi v0.3.5 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling ipnet v2.3.1 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking predicates-tree v1.0.2 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Compiling http-body v0.4.2 [INFO] [stderr] Checking predicates v2.0.0 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Checking assert_cmd v1.0.7 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking webpki-roots v0.21.1 [INFO] [stderr] Compiling darling_core v0.13.0 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling structopt-derive v0.4.15 [INFO] [stderr] Checking structopt v0.3.22 [INFO] [stderr] Compiling darling_macro v0.13.0 [INFO] [stderr] Compiling darling v0.13.0 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking tokio-rustls v0.22.0 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Compiling h2 v0.3.3 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking hyper v0.14.10 [INFO] [stderr] Checking hyper-rustls v0.22.1 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.4 [INFO] [stderr] Checking cargo-issue-lib v0.1.4 [INFO] [stderr] Compiling issue-macros v0.1.4 [INFO] [stderr] Checking issue v0.1.4 [INFO] [stderr] Checking cargo-issue v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | / /// The cargo package to check. [INFO] [stdout] 30 | | #[structopt(short, long)] [INFO] [stdout] 31 | | package: Option, [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:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | / /// The manifest path of the cargo package check. [INFO] [stdout] 33 | | #[structopt(short, long)] [INFO] [stdout] 34 | | manifest_path: Option, [INFO] [stdout] | |_____________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | / /// The cargo package to check. [INFO] [stdout] 41 | | #[structopt(short, long)] [INFO] [stdout] 42 | | 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:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | / /// The manifest path of the cargo package check. [INFO] [stdout] 44 | | #[structopt(short, long)] [INFO] [stdout] 45 | | manifest_path: Option, [INFO] [stdout] | |_____________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | / /// The cargo package to check. [INFO] [stdout] 30 | | #[structopt(short, long)] [INFO] [stdout] 31 | | package: Option, [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:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | / /// The manifest path of the cargo package check. [INFO] [stdout] 33 | | #[structopt(short, long)] [INFO] [stdout] 34 | | manifest_path: Option, [INFO] [stdout] | |_____________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cargo-issue` (bin "cargo-issue") due to 4 previous errors [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | / /// The cargo package to check. [INFO] [stdout] 41 | | #[structopt(short, long)] [INFO] [stdout] 42 | | package: Option, [INFO] [stdout] | |_______________________________^ [INFO] [stdout] [INFO] [stdout] [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:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | / /// The manifest path of the cargo package check. [INFO] [stdout] 44 | | #[structopt(short, long)] [INFO] [stdout] 45 | | manifest_path: Option, [INFO] [stdout] | |_____________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cargo-issue` (bin "cargo-issue" test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "8c43c9bfc3c4d2695da317a9f29ca0dd54ff722c510c24ae24ab337a40e6646f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c43c9bfc3c4d2695da317a9f29ca0dd54ff722c510c24ae24ab337a40e6646f", kill_on_drop: false }` [INFO] [stdout] 8c43c9bfc3c4d2695da317a9f29ca0dd54ff722c510c24ae24ab337a40e6646f