[INFO] fetching crate ibc-core-channel-types 0.57.0...
[INFO] checking ibc-core-channel-types-0.57.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate ibc-core-channel-types 0.57.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ibc-core-channel-types 0.57.0
[INFO] finished tweaking crates.io crate ibc-core-channel-types 0.57.0
[INFO] tweaked toml for crates.io crate ibc-core-channel-types 0.57.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ibc-core-channel-types 0.57.0 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 ibc-core-channel-types 0.57.0 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-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] 2c99d55ce789683483fdabad33a6d072e7e8736124630dab23003b38bf2b437b
[INFO] running `Command { std: "docker" "start" "-a" "2c99d55ce789683483fdabad33a6d072e7e8736124630dab23003b38bf2b437b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c99d55ce789683483fdabad33a6d072e7e8736124630dab23003b38bf2b437b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c99d55ce789683483fdabad33a6d072e7e8736124630dab23003b38bf2b437b", kill_on_drop: false }`
[INFO] [stdout] 2c99d55ce789683483fdabad33a6d072e7e8736124630dab23003b38bf2b437b
[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] 6eae2f3631c8fdf3d18b174415241882ecb106a8a6aea56444463f1ede937716
[INFO] running `Command { std: "docker" "start" "-a" "6eae2f3631c8fdf3d18b174415241882ecb106a8a6aea56444463f1ede937716", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.9
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]     Checking flex-error v0.4.4
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling time-macros v0.2.19
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]    Compiling winnow v0.6.25
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling rstest_macros v0.24.0
[INFO] [stderr]     Checking time v0.3.37
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling blake3 v1.5.5
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling prost-derive v0.13.4
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_repr v0.1.19
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking rstest v0.24.0
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]     Checking informalsystems-pbjson v0.7.0
[INFO] [stderr]     Checking serde-json-wasm v1.0.1
[INFO] [stderr]     Checking prost v0.13.4
[INFO] [stderr]     Checking tendermint-proto v0.40.1
[INFO] [stderr]     Checking ics23 v0.12.0
[INFO] [stderr]     Checking cosmos-sdk-proto v0.26.1
[INFO] [stderr]     Checking tendermint v0.40.1
[INFO] [stderr]     Checking ibc-proto v0.51.1
[INFO] [stderr]     Checking ibc-primitives v0.57.0
[INFO] [stderr]     Checking ibc-core-host-types v0.57.0
[INFO] [stderr]     Checking ibc-core-commitment-types v0.57.0
[INFO] [stderr]     Checking ibc-core-client-types v0.57.0
[INFO] [stderr]     Checking ibc-core-connection-types v0.57.0
[INFO] [stderr]     Checking ibc-core-channel-types v0.57.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: core::result::Result<version::Version, Infallible>
[INFO] [stdout]   --> src/version.rs:73:53
[INFO] [stdout]    |
[INFO] [stdout] 73 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 74 | |         Ok(Self::new(s.to_string()))
[INFO] [stdout] 75 | |     }
[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: core::result::Result<version::Version, Infallible>
[INFO] [stdout]   --> src/version.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Ok(Self::new(s.to_string()))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ibc-core-channel-types` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: core::result::Result<version::Version, Infallible>
[INFO] [stdout]   --> src/version.rs:73:53
[INFO] [stdout]    |
[INFO] [stdout] 73 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 74 | |         Ok(Self::new(s.to_string()))
[INFO] [stdout] 75 | |     }
[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: core::result::Result<version::Version, Infallible>
[INFO] [stdout]   --> src/version.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |         Ok(Self::new(s.to_string()))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ibc-core-channel-types` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6eae2f3631c8fdf3d18b174415241882ecb106a8a6aea56444463f1ede937716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eae2f3631c8fdf3d18b174415241882ecb106a8a6aea56444463f1ede937716", kill_on_drop: false }`
[INFO] [stdout] 6eae2f3631c8fdf3d18b174415241882ecb106a8a6aea56444463f1ede937716
