[INFO] fetching crate unifont 1.1.0+data-15.1.05...
[INFO] checking unifont-1.1.0+data-15.1.05 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate unifont 1.1.0+data-15.1.05 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate unifont 1.1.0+data-15.1.05
[INFO] finished tweaking crates.io crate unifont 1.1.0+data-15.1.05
[INFO] tweaked toml for crates.io crate unifont 1.1.0+data-15.1.05 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unifont 1.1.0+data-15.1.05 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 unifont 1.1.0+data-15.1.05 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] 6be163fa0b18923a866021edd26606782922c0876e1afb41797d276929b5c014
[INFO] running `Command { std: "docker" "start" "-a" "6be163fa0b18923a866021edd26606782922c0876e1afb41797d276929b5c014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6be163fa0b18923a866021edd26606782922c0876e1afb41797d276929b5c014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be163fa0b18923a866021edd26606782922c0876e1afb41797d276929b5c014", kill_on_drop: false }`
[INFO] [stdout] 6be163fa0b18923a866021edd26606782922c0876e1afb41797d276929b5c014
[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] c79bc5e4c484e8ebd6c5a32c37f78cca6d5cdd811c22135c3a4d00dfabab03b1
[INFO] running `Command { std: "docker" "start" "-a" "c79bc5e4c484e8ebd6c5a32c37f78cca6d5cdd811c22135c3a4d00dfabab03b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling unifont v1.1.0+data-15.1.05 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> build.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let data = String::from_str(&line[5..]).unwrap();
[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 `unifont` (build script) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c79bc5e4c484e8ebd6c5a32c37f78cca6d5cdd811c22135c3a4d00dfabab03b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c79bc5e4c484e8ebd6c5a32c37f78cca6d5cdd811c22135c3a4d00dfabab03b1", kill_on_drop: false }`
[INFO] [stdout] c79bc5e4c484e8ebd6c5a32c37f78cca6d5cdd811c22135c3a4d00dfabab03b1
