[INFO] fetching crate steggy 0.1.0... [INFO] checking steggy-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate steggy 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate steggy 0.1.0 [INFO] finished tweaking crates.io crate steggy 0.1.0 [INFO] tweaked toml for crates.io crate steggy 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate steggy 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 steggy 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 60fbde298c32291cf861820cc4f7f1984b83bb61c49b0fe5ea4ce729706ae40e [INFO] running `Command { std: "docker" "start" "-a" "60fbde298c32291cf861820cc4f7f1984b83bb61c49b0fe5ea4ce729706ae40e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60fbde298c32291cf861820cc4f7f1984b83bb61c49b0fe5ea4ce729706ae40e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60fbde298c32291cf861820cc4f7f1984b83bb61c49b0fe5ea4ce729706ae40e", kill_on_drop: false }` [INFO] [stdout] 60fbde298c32291cf861820cc4f7f1984b83bb61c49b0fe5ea4ce729706ae40e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] dbdbe1e12e0f541f6577c396c901cdd32b0c92191eed2ca2d7d350f617994ce5 [INFO] running `Command { std: "docker" "start" "-a" "dbdbe1e12e0f541f6577c396c901cdd32b0c92191eed2ca2d7d350f617994ce5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling indexmap v1.8.2 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Checking deflate v1.0.0 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking weezl v0.1.6 [INFO] [stderr] Compiling radium v0.6.2 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Checking lebe v0.5.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking os_str_bytes v6.1.0 [INFO] [stderr] Checking wyz v0.4.0 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking png v0.17.5 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking funty v1.2.0 [INFO] [stderr] Checking bytemuck v1.9.1 [INFO] [stderr] Checking gif v0.11.3 [INFO] [stderr] Checking spin v0.9.3 [INFO] [stderr] Checking clap_lex v0.2.0 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking flate2 v1.0.23 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking bitvec v0.22.3 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking jpeg-decoder v0.2.6 [INFO] [stderr] Checking tiff v0.7.2 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling clap_derive v3.1.18 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking flume v0.10.12 [INFO] [stderr] Checking clap v3.1.18 [INFO] [stderr] Checking exr v1.4.2 [INFO] [stderr] Checking image v0.24.2 [INFO] [stderr] Checking steggy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / /// Image to hide data within [INFO] [stdout] 25 | | #[clap(short, long)] [INFO] [stdout] 26 | | image: String, [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:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | / /// Data to hide [INFO] [stdout] 29 | | #[clap(short, long)] [INFO] [stdout] 30 | | file: String, [INFO] [stdout] | |________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | / /// Output file [INFO] [stdout] 33 | | #[clap(short, long)] [INFO] [stdout] 34 | | output: String, [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | / /// Image to hide data within [INFO] [stdout] 40 | | #[clap(short, long)] [INFO] [stdout] 41 | | image: String, [INFO] [stdout] | |_________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | / /// Output file, or use original file name [INFO] [stdout] 44 | | #[clap(short, long)] [INFO] [stdout] 45 | | output: Option, [INFO] [stdout] | |__________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / /// Image to hide data within [INFO] [stdout] 25 | | #[clap(short, long)] [INFO] [stdout] 26 | | image: String, [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:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | / /// Data to hide [INFO] [stdout] 29 | | #[clap(short, long)] [INFO] [stdout] 30 | | file: String, [INFO] [stdout] | |________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | / /// Output file [INFO] [stdout] 33 | | #[clap(short, long)] [INFO] [stdout] 34 | | output: String, [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | / /// Image to hide data within [INFO] [stdout] 40 | | #[clap(short, long)] [INFO] [stdout] 41 | | image: String, [INFO] [stdout] | |_________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | / /// Output file, or use original file name [INFO] [stdout] 44 | | #[clap(short, long)] [INFO] [stdout] 45 | | output: Option, [INFO] [stdout] | |__________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `steggy` (bin "steggy") due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `steggy` (bin "steggy" test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "dbdbe1e12e0f541f6577c396c901cdd32b0c92191eed2ca2d7d350f617994ce5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbdbe1e12e0f541f6577c396c901cdd32b0c92191eed2ca2d7d350f617994ce5", kill_on_drop: false }` [INFO] [stdout] dbdbe1e12e0f541f6577c396c901cdd32b0c92191eed2ca2d7d350f617994ce5