[INFO] fetching crate travailleur 0.0.1...
[INFO] checking travailleur-0.0.1 against try#50f413885985a8b0a0b6ca0766a0aedd45304953 for pr-155657
[INFO] extracting crate travailleur 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate travailleur 0.0.1
[INFO] finished tweaking crates.io crate travailleur 0.0.1
[INFO] tweaked toml for crates.io crate travailleur 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate travailleur 0.0.1 on toolchain 50f413885985a8b0a0b6ca0766a0aedd45304953
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 105 packages to latest compatible versions
[INFO] [stderr]       Adding garde v0.18.0 (available: v0.22.1)
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.14.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d302812532c5b3c8d9deb03c6df9bdd4766afc0e3f78f795a4008ebe198cf01
[INFO] running `Command { std: "docker" "start" "-a" "2d302812532c5b3c8d9deb03c6df9bdd4766afc0e3f78f795a4008ebe198cf01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d302812532c5b3c8d9deb03c6df9bdd4766afc0e3f78f795a4008ebe198cf01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d302812532c5b3c8d9deb03c6df9bdd4766afc0e3f78f795a4008ebe198cf01", kill_on_drop: false }`
[INFO] [stdout] 2d302812532c5b3c8d9deb03c6df9bdd4766afc0e3f78f795a4008ebe198cf01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 469b365d7644d334dfebd5d654f05ee822916f5455fcddb1734bffdeaed73af4
[INFO] running `Command { std: "docker" "start" "-a" "469b365d7644d334dfebd5d654f05ee822916f5455fcddb1734bffdeaed73af4", kill_on_drop: false }`
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]    Compiling travailleur v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]    Compiling garde_derive v0.18.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking compact_str v0.7.1
[INFO] [stderr]     Checking uuid v1.23.1
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking garde v0.18.0
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly_rustc`
[INFO] [stdout]   --> src/lib.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![cfg_attr(any(nightly_rustc, docsrs), feature(doc_cfg))]
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly_rustc)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly_rustc)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly_rustc`
[INFO] [stdout]   --> src/lib.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![cfg_attr(any(nightly_rustc, docsrs), feature(doc_cfg))]
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly_rustc)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly_rustc)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `OptFrom<!>` for type `error::Error`
[INFO] [stdout]   --> src/error.rs:95:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | / impl<E> OptFrom<E> for Error
[INFO] [stdout] 87 | | where
[INFO] [stdout] 88 | |     E: Into<Error>,
[INFO] [stdout]    | |___________________- first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 95 |   impl OptFrom<Infallible> for Error {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: permitting this impl would forbid us from adding `impl<T> From<!> for T` later; see rust-lang/rust#64715 for details
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0119]: conflicting implementations of trait `OptFrom<!>` for type `error::Error`
[INFO] [stdout]   --> src/error.rs:95:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | / impl<E> OptFrom<E> for Error
[INFO] [stdout] 87 | | where
[INFO] [stdout] 88 | |     E: Into<Error>,
[INFO] [stdout]    | |___________________- first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 95 |   impl OptFrom<Infallible> for Error {
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: permitting this impl would forbid us from adding `impl<T> From<!> for T` later; see rust-lang/rust#64715 for details
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `travailleur` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `travailleur` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "469b365d7644d334dfebd5d654f05ee822916f5455fcddb1734bffdeaed73af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "469b365d7644d334dfebd5d654f05ee822916f5455fcddb1734bffdeaed73af4", kill_on_drop: false }`
[INFO] [stdout] 469b365d7644d334dfebd5d654f05ee822916f5455fcddb1734bffdeaed73af4
