[INFO] fetching crate rucrf 0.3.3...
[INFO] checking rucrf-0.3.3 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate rucrf 0.3.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rucrf 0.3.3
[INFO] finished tweaking crates.io crate rucrf 0.3.3
[INFO] tweaked toml for crates.io crate rucrf 0.3.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rucrf 0.3.3 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rucrf 0.3.3 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d45e9dca740b76d22d35c93940b58f845132181cec8744b2f91bfa286655a00
[INFO] running `Command { std: "docker" "start" "-a" "9d45e9dca740b76d22d35c93940b58f845132181cec8744b2f91bfa286655a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d45e9dca740b76d22d35c93940b58f845132181cec8744b2f91bfa286655a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d45e9dca740b76d22d35c93940b58f845132181cec8744b2f91bfa286655a00", kill_on_drop: false }`
[INFO] [stdout] 9d45e9dca740b76d22d35c93940b58f845132181cec8744b2f91bfa286655a00
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f8c7584a2ba1294a7eb4eb5f453644629ef60c673811e7ce9afdbf2bc91eb8b
[INFO] running `Command { std: "docker" "start" "-a" "2f8c7584a2ba1294a7eb4eb5f453644629ef60c673811e7ce9afdbf2bc91eb8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling zerocopy v0.8.23
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking once_cell v1.21.1
[INFO] [stderr]    Compiling time-core v0.1.3
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling time-macros v0.2.20
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling slog-async v2.8.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking crossbeam-channel v0.5.14
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking time v0.3.39
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking slog-term v2.9.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking argmin-math v0.4.0
[INFO] [stderr]     Checking argmin v0.10.0
[INFO] [stderr]     Checking argmin-observer-slog v0.1.0
[INFO] [stderr]     Checking rucrf v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/model.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/model.rs:367:5
[INFO] [stdout]     |
[INFO] [stdout] 367 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/model.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/model.rs:367:5
[INFO] [stdout]     |
[INFO] [stdout] 367 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.22s
[INFO] running `Command { std: "docker" "inspect" "2f8c7584a2ba1294a7eb4eb5f453644629ef60c673811e7ce9afdbf2bc91eb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f8c7584a2ba1294a7eb4eb5f453644629ef60c673811e7ce9afdbf2bc91eb8b", kill_on_drop: false }`
[INFO] [stdout] 2f8c7584a2ba1294a7eb4eb5f453644629ef60c673811e7ce9afdbf2bc91eb8b