[INFO] fetching crate tinyvg 0.2.1...
[INFO] checking tinyvg-0.2.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate tinyvg 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate tinyvg 0.2.1
[INFO] finished tweaking crates.io crate tinyvg 0.2.1
[INFO] tweaked toml for crates.io crate tinyvg 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tinyvg 0.2.1 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 tinyvg 0.2.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 314f75510ee576b040f9ee3eb94a107e28251212ad40a7640ae379839e37f9e8
[INFO] running `Command { std: "docker" "start" "-a" "314f75510ee576b040f9ee3eb94a107e28251212ad40a7640ae379839e37f9e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "314f75510ee576b040f9ee3eb94a107e28251212ad40a7640ae379839e37f9e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314f75510ee576b040f9ee3eb94a107e28251212ad40a7640ae379839e37f9e8", kill_on_drop: false }`
[INFO] [stdout] 314f75510ee576b040f9ee3eb94a107e28251212ad40a7640ae379839e37f9e8
[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] a661beb4ea392964a6e3d0bf75a920d563f3ddbb49b6af4139893aa86d6683b5
[INFO] running `Command { std: "docker" "start" "-a" "a661beb4ea392964a6e3d0bf75a920d563f3ddbb49b6af4139893aa86d6683b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling version-compare v0.0.11
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling cfg-expr v0.8.1
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking unic-ucd-bidi v0.9.0
[INFO] [stderr]    Compiling packed_struct v0.10.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]     Checking kurbo v0.8.3
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]     Checking unic-bidi v0.9.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking piet v0.5.0
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking futures-executor v0.3.19
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking similar v1.3.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking similar-asserts v1.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling packed_struct_codegen v0.10.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling system-deps v3.2.0
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]    Compiling glib-macros v0.14.1
[INFO] [stderr]    Compiling glib-sys v0.14.0
[INFO] [stderr]    Compiling gobject-sys v0.14.0
[INFO] [stderr]    Compiling pango-sys v0.14.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.14.9
[INFO] [stderr]    Compiling pangocairo-sys v0.14.0
[INFO] [stderr]     Checking glib v0.14.8
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking pango v0.14.8
[INFO] [stderr]     Checking cairo-rs v0.14.9
[INFO] [stderr]     Checking pangocairo v0.14.0
[INFO] [stderr]     Checking piet-cairo v0.5.0
[INFO] [stderr]     Checking tinyvg v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | /     /// Optional output path. If not specified, uses the input path with a
[INFO] [stdout] 10 | |     /// `.png` suffix.
[INFO] [stdout] 11 | |     #[structopt(short)]
[INFO] [stdout] 12 | |     output: Option<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:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     /// Input path to TinyVG binary file
[INFO] [stdout] 15 | |     input: PathBuf,
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | /     /// Optional output path. If not specified, uses the input path with a
[INFO] [stdout] 10 | |     /// `.png` suffix.
[INFO] [stdout] 11 | |     #[structopt(short)]
[INFO] [stdout] 12 | |     output: Option<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:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     /// Input path to TinyVG binary file
[INFO] [stdout] 15 | |     input: PathBuf,
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tinyvg` (bin "tinyvg") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tinyvg` (bin "tinyvg" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a661beb4ea392964a6e3d0bf75a920d563f3ddbb49b6af4139893aa86d6683b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a661beb4ea392964a6e3d0bf75a920d563f3ddbb49b6af4139893aa86d6683b5", kill_on_drop: false }`
[INFO] [stdout] a661beb4ea392964a6e3d0bf75a920d563f3ddbb49b6af4139893aa86d6683b5