[INFO] fetching crate gsm-core 0.3.4...
[INFO] checking gsm-core-0.3.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate gsm-core 0.3.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate gsm-core 0.3.4
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate gsm-core 0.3.4
[INFO] tweaked toml for crates.io crate gsm-core 0.3.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gsm-core 0.3.4 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 gsm-core 0.3.4 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] 1e979ec0096d883610b441dbeff94e1da07adcb1e1ada02d55ccfd04b22aced6
[INFO] running `Command { std: "docker" "start" "-a" "1e979ec0096d883610b441dbeff94e1da07adcb1e1ada02d55ccfd04b22aced6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e979ec0096d883610b441dbeff94e1da07adcb1e1ada02d55ccfd04b22aced6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e979ec0096d883610b441dbeff94e1da07adcb1e1ada02d55ccfd04b22aced6", kill_on_drop: false }`
[INFO] [stdout] 1e979ec0096d883610b441dbeff94e1da07adcb1e1ada02d55ccfd04b22aced6
[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] a3c3084c464389e39154091b1e002dfbddbdad31094e712d33e5743c31bbedfd
[INFO] running `Command { std: "docker" "start" "-a" "a3c3084c464389e39154091b1e002dfbddbdad31094e712d33e5743c31bbedfd", kill_on_drop: false }`
[INFO] [stderr]     Checking generic-array v0.14.9
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
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[INFO] [stderr]     Checking gsm-telemetry v0.3.4
[INFO] [stderr]     Checking gsm-core v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<RemoteIp, Infallible>
[INFO] [stdout]   --> src/platforms/webchat/standalone.rs:63:28
[INFO] [stdout]    |
[INFO] [stdout] 63 |         std::future::ready(Ok(RemoteIp(ip)))
[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 `gsm-core` (lib) 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: std::result::Result<standalone::RemoteIp, Infallible>
[INFO] [stdout]   --> src/platforms/webchat/standalone.rs:63:28
[INFO] [stdout]    |
[INFO] [stdout] 63 |         std::future::ready(Ok(RemoteIp(ip)))
[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 `gsm-core` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a3c3084c464389e39154091b1e002dfbddbdad31094e712d33e5743c31bbedfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c3084c464389e39154091b1e002dfbddbdad31094e712d33e5743c31bbedfd", kill_on_drop: false }`
[INFO] [stdout] a3c3084c464389e39154091b1e002dfbddbdad31094e712d33e5743c31bbedfd