[INFO] fetching crate flipperbit 0.1.3... [INFO] checking flipperbit-0.1.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate flipperbit 0.1.3 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate flipperbit 0.1.3 [INFO] finished tweaking crates.io crate flipperbit 0.1.3 [INFO] tweaked toml for crates.io crate flipperbit 0.1.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate flipperbit 0.1.3 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 flipperbit 0.1.3 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5ce6ab16b27fc674a36ad24b6a772809637074264c1690cdbc35da431359f09e [INFO] running `Command { std: "docker" "start" "-a" "5ce6ab16b27fc674a36ad24b6a772809637074264c1690cdbc35da431359f09e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ce6ab16b27fc674a36ad24b6a772809637074264c1690cdbc35da431359f09e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ce6ab16b27fc674a36ad24b6a772809637074264c1690cdbc35da431359f09e", kill_on_drop: false }` [INFO] [stdout] 5ce6ab16b27fc674a36ad24b6a772809637074264c1690cdbc35da431359f09e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3529e26bff36a4132340f32ab4c013746d22c0af93639251b50cd571018225c1 [INFO] running `Command { std: "docker" "start" "-a" "3529e26bff36a4132340f32ab4c013746d22c0af93639251b50cd571018225c1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling syn v1.0.93 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking indexmap v1.8.1 [INFO] [stderr] Checking clap_lex v0.2.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling clap_derive v3.1.18 [INFO] [stderr] Checking clap v3.1.18 [INFO] [stderr] Checking flipperbit v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 250 | / #[clap(long, required = true, help = "Original file")] [INFO] [stdout] 251 | | infile: 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:253:5 [INFO] [stdout] | [INFO] [stdout] 253 | / #[clap( [INFO] [stdout] 254 | | long, [INFO] [stdout] 255 | | required = true, [INFO] [stdout] 256 | | help = "Output directory where the corrupted files will be saved" [INFO] [stdout] 257 | | )] [INFO] [stdout] 258 | | outdir: Option, [INFO] [stdout] | |______________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 250 | / #[clap(long, required = true, help = "Original file")] [INFO] [stdout] 251 | | infile: Option, [INFO] [stdout] | |______________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `flipperbit` (bin "flipperbit" test) due to 2 previous errors [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:253:5 [INFO] [stdout] | [INFO] [stdout] 253 | / #[clap( [INFO] [stdout] 254 | | long, [INFO] [stdout] 255 | | required = true, [INFO] [stdout] 256 | | help = "Output directory where the corrupted files will be saved" [INFO] [stdout] 257 | | )] [INFO] [stdout] 258 | | outdir: Option, [INFO] [stdout] | |______________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `flipperbit` (bin "flipperbit") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "3529e26bff36a4132340f32ab4c013746d22c0af93639251b50cd571018225c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3529e26bff36a4132340f32ab4c013746d22c0af93639251b50cd571018225c1", kill_on_drop: false }` [INFO] [stdout] 3529e26bff36a4132340f32ab4c013746d22c0af93639251b50cd571018225c1