[INFO] fetching crate sledcli 0.0.2...
[INFO] checking sledcli-0.0.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate sledcli 0.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate sledcli 0.0.2
[INFO] finished tweaking crates.io crate sledcli 0.0.2
[INFO] tweaked toml for crates.io crate sledcli 0.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sledcli 0.0.2 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 sledcli 0.0.2 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] 1579891343daf6fa51afd028ec9da4fb6e330bc46e375b888194bd2da305e814
[INFO] running `Command { std: "docker" "start" "-a" "1579891343daf6fa51afd028ec9da4fb6e330bc46e375b888194bd2da305e814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1579891343daf6fa51afd028ec9da4fb6e330bc46e375b888194bd2da305e814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1579891343daf6fa51afd028ec9da4fb6e330bc46e375b888194bd2da305e814", kill_on_drop: false }`
[INFO] [stdout] 1579891343daf6fa51afd028ec9da4fb6e330bc46e375b888194bd2da305e814
[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] 303acda157decaafff70244952313ac3405ca4a2c1eb1b6cd53391b1cf9c7259
[INFO] running `Command { std: "docker" "start" "-a" "303acda157decaafff70244952313ac3405ca4a2c1eb1b6cd53391b1cf9c7259", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking humansize v1.1.1
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking hexdump v0.1.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking fd-lock v3.0.0
[INFO] [stderr]     Checking nix v0.22.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]     Checking rustyline v9.0.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking sledcli v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:18:2
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// Path to Sled database
[INFO] [stdout] 19 | |     #[structopt(name = "path")]
[INFO] [stdout] 20 | |     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<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:18:2
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     /// Path to Sled database
[INFO] [stdout] 19 | |     #[structopt(name = "path")]
[INFO] [stdout] 20 | |     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] [stderr] error: could not compile `sledcli` (bin "sledcli" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `sledcli` (bin "sledcli") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "303acda157decaafff70244952313ac3405ca4a2c1eb1b6cd53391b1cf9c7259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "303acda157decaafff70244952313ac3405ca4a2c1eb1b6cd53391b1cf9c7259", kill_on_drop: false }`
[INFO] [stdout] 303acda157decaafff70244952313ac3405ca4a2c1eb1b6cd53391b1cf9c7259