[INFO] fetching crate g_lib 0.2.0...
[INFO] checking g_lib-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate g_lib 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate g_lib 0.2.0
[INFO] finished tweaking crates.io crate g_lib 0.2.0
[INFO] tweaked toml for crates.io crate g_lib 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate g_lib 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 273 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.8)
[INFO] [stderr]       Adding lettre v0.10.4 (available: v0.11.19)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[INFO] [stderr]       Adding sqlite v0.30.5 (available: v0.37.0)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fbf8e4e615c031a6558a76a056bbf368caf29815a868e3de2cc24f32805984b2
[INFO] running `Command { std: "docker" "start" "-a" "fbf8e4e615c031a6558a76a056bbf368caf29815a868e3de2cc24f32805984b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbf8e4e615c031a6558a76a056bbf368caf29815a868e3de2cc24f32805984b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf8e4e615c031a6558a76a056bbf368caf29815a868e3de2cc24f32805984b2", kill_on_drop: false }`
[INFO] [stdout] fbf8e4e615c031a6558a76a056bbf368caf29815a868e3de2cc24f32805984b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fb2ab3360a54bb9446eeed1d6a881e5d5373ce1a7272766e6953f884585a5494
[INFO] running `Command { std: "docker" "start" "-a" "fb2ab3360a54bb9446eeed1d6a881e5d5373ce1a7272766e6953f884585a5494", kill_on_drop: false }`
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking local-waker v0.1.4
[INFO] [stderr]    Compiling sqlite3-src v0.5.1
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling bytestring v1.5.0
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]     Checking actix-utils v3.0.1
[INFO] [stderr]     Checking actix-service v2.0.3
[INFO] [stderr]    Compiling regex-lite v0.1.8
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking local-channel v0.1.5
[INFO] [stderr]     Checking jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]     Checking lebe v0.5.3
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking language-tags v0.3.2
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking actix-router v0.5.3
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking gif v0.13.3
[INFO] [stderr]     Checking zerocopy v0.8.27
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking sqlite3-sys v0.15.2
[INFO] [stderr]     Checking email-encoding v0.2.1
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]     Checking quoted_printable v0.4.8
[INFO] [stderr]     Checking email_address v0.2.9
[INFO] [stderr]     Checking impl-more v0.1.9
[INFO] [stderr]     Checking sqlite v0.30.5
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]    Compiling actix-web-codegen v4.3.0
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking exr v1.74.0
[INFO] [stderr]     Checking lettre v0.10.4
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]     Checking actix-rt v2.11.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking actix-server v2.6.0
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking actix-codec v0.5.2
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking actix-http v3.11.2
[INFO] [stderr]     Checking actix-web v4.11.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking g_lib v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]     --> src/lib.rs:1146:18
[INFO] [stdout]      |
[INFO] [stdout] 1146 |         .map(|s| s.parse().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 `g_lib` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]     --> src/lib.rs:1146:18
[INFO] [stdout]      |
[INFO] [stdout] 1146 |         .map(|s| s.parse().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 `g_lib` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "fb2ab3360a54bb9446eeed1d6a881e5d5373ce1a7272766e6953f884585a5494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2ab3360a54bb9446eeed1d6a881e5d5373ce1a7272766e6953f884585a5494", kill_on_drop: false }`
[INFO] [stdout] fb2ab3360a54bb9446eeed1d6a881e5d5373ce1a7272766e6953f884585a5494