[INFO] fetching crate webrtc-ice 0.14.0...
[INFO] checking webrtc-ice-0.14.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate webrtc-ice 0.14.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate webrtc-ice 0.14.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate webrtc-ice 0.14.0
[INFO] tweaked toml for crates.io crate webrtc-ice 0.14.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate webrtc-ice 0.14.0 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] crate crates.io crate webrtc-ice 0.14.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b7bc3c2ec04cd73a54938d208b8baefb2d60995080a6e48d499f3abbf1ba0eaa
[INFO] running `Command { std: "docker" "start" "-a" "b7bc3c2ec04cd73a54938d208b8baefb2d60995080a6e48d499f3abbf1ba0eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7bc3c2ec04cd73a54938d208b8baefb2d60995080a6e48d499f3abbf1ba0eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7bc3c2ec04cd73a54938d208b8baefb2d60995080a6e48d499f3abbf1ba0eaa", kill_on_drop: false }`
[INFO] [stdout] b7bc3c2ec04cd73a54938d208b8baefb2d60995080a6e48d499f3abbf1ba0eaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7a918767a22f9067d11ff4029a020e536e90d015383e65a1affc6a87e71b56af
[INFO] running `Command { std: "docker" "start" "-a" "7a918767a22f9067d11ff4029a020e536e90d015383e65a1affc6a87e71b56af", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling cc v1.2.37
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking indexmap v2.11.1
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking anstream v0.6.20
[INFO] [stderr]     Checking waitgroup v0.1.2
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking jiff v0.2.15
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.3
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking webrtc-util v0.12.0
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Checking stun v0.9.0
[INFO] [stderr]     Checking webrtc-mdns v0.10.0
[INFO] [stderr]     Checking turn v0.11.0
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking webrtc-ice v0.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/util/mod.rs:190:24
[INFO] [stdout]     |
[INFO] [stdout] 190 |             static_ip: "127.0.0.1".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 `webrtc-ice` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7a918767a22f9067d11ff4029a020e536e90d015383e65a1affc6a87e71b56af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a918767a22f9067d11ff4029a020e536e90d015383e65a1affc6a87e71b56af", kill_on_drop: false }`
[INFO] [stdout] 7a918767a22f9067d11ff4029a020e536e90d015383e65a1affc6a87e71b56af