[INFO] fetching crate fentrail 0.1.0...
[INFO] checking fentrail-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate fentrail 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fentrail 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fentrail 0.1.0
[INFO] finished tweaking crates.io crate fentrail 0.1.0
[INFO] tweaked toml for crates.io crate fentrail 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate fentrail 0.1.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded deranged v0.3.8
[INFO] [stderr]   Downloaded serde_with_macros v3.3.0
[INFO] [stderr]   Downloaded argh_shared v0.1.12
[INFO] [stderr]   Downloaded circular v0.3.0
[INFO] [stderr]   Downloaded darling_macro v0.20.3
[INFO] [stderr]   Downloaded btoi v0.4.3
[INFO] [stderr]   Downloaded darling v0.20.3
[INFO] [stderr]   Downloaded argh_derive v0.1.12
[INFO] [stderr]   Downloaded argh v0.1.12
[INFO] [stderr]   Downloaded pgn-reader v0.25.0
[INFO] [stderr]   Downloaded target-lexicon v0.12.11
[INFO] [stderr]   Downloaded pyo3-build-config v0.19.2
[INFO] [stderr]   Downloaded shakmaty v0.26.0
[INFO] [stderr]   Downloaded redb v1.2.0
[INFO] [stderr]   Downloaded csv v1.2.2
[INFO] [stderr]   Downloaded darling_core v0.20.3
[INFO] [stderr]   Downloaded time v0.3.29
[INFO] [stderr]   Downloaded serde_with v3.3.0
[INFO] [stderr]   Downloaded libft v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc60c3b9a7b55a293fb8a65841ac61c9c9bbe853ddcc47856eab0f5ff5de472d
[INFO] running `Command { std: "docker" "start" "-a" "fc60c3b9a7b55a293fb8a65841ac61c9c9bbe853ddcc47856eab0f5ff5de472d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc60c3b9a7b55a293fb8a65841ac61c9c9bbe853ddcc47856eab0f5ff5de472d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc60c3b9a7b55a293fb8a65841ac61c9c9bbe853ddcc47856eab0f5ff5de472d", kill_on_drop: false }`
[INFO] [stdout] fc60c3b9a7b55a293fb8a65841ac61c9c9bbe853ddcc47856eab0f5ff5de472d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e893197a78261746b2db79910fadb5fd829a7b3e2c7172889430ab3de051875a
[INFO] running `Command { std: "docker" "start" "-a" "e893197a78261746b2db79910fadb5fd829a7b3e2c7172889430ab3de051875a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling target-lexicon v0.12.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking circular v0.3.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling pyo3-build-config v0.19.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking btoi v0.4.3
[INFO] [stderr]     Checking shakmaty v0.26.0
[INFO] [stderr]    Compiling redb v1.2.0
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling serde_with_macros v3.3.0
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]     Checking serde_with v3.3.0
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking pgn-reader v0.25.0
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking libft v0.1.0
[INFO] [stderr]     Checking fentrail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.42s
[INFO] running `Command { std: "docker" "inspect" "e893197a78261746b2db79910fadb5fd829a7b3e2c7172889430ab3de051875a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e893197a78261746b2db79910fadb5fd829a7b3e2c7172889430ab3de051875a", kill_on_drop: false }`
[INFO] [stdout] e893197a78261746b2db79910fadb5fd829a7b3e2c7172889430ab3de051875a
[INFO] checking fentrail-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate fentrail 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate fentrail 0.1.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fentrail 0.1.0
[INFO] finished tweaking crates.io crate fentrail 0.1.0
[INFO] tweaked toml for crates.io crate fentrail 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate fentrail 0.1.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46bd1404148c6ce335ac9115ec86765f9ca66bc56f74366cfda1b6e883aa078f
[INFO] running `Command { std: "docker" "start" "-a" "46bd1404148c6ce335ac9115ec86765f9ca66bc56f74366cfda1b6e883aa078f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46bd1404148c6ce335ac9115ec86765f9ca66bc56f74366cfda1b6e883aa078f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46bd1404148c6ce335ac9115ec86765f9ca66bc56f74366cfda1b6e883aa078f", kill_on_drop: false }`
[INFO] [stdout] 46bd1404148c6ce335ac9115ec86765f9ca66bc56f74366cfda1b6e883aa078f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76bca108bdf28d1461c3ad1b2a326feb56caf422eda6751e665648f3387b361c
[INFO] running `Command { std: "docker" "start" "-a" "76bca108bdf28d1461c3ad1b2a326feb56caf422eda6751e665648f3387b361c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling target-lexicon v0.12.11
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking circular v0.3.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling pyo3-build-config v0.19.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking btoi v0.4.3
[INFO] [stderr]     Checking shakmaty v0.26.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]    Compiling redb v1.2.0
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling serde_with_macros v3.3.0
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]     Checking serde_with v3.3.0
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking pgn-reader v0.25.0
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking libft v0.1.0
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking fentrail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.51s
[INFO] running `Command { std: "docker" "inspect" "76bca108bdf28d1461c3ad1b2a326feb56caf422eda6751e665648f3387b361c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76bca108bdf28d1461c3ad1b2a326feb56caf422eda6751e665648f3387b361c", kill_on_drop: false }`
[INFO] [stdout] 76bca108bdf28d1461c3ad1b2a326feb56caf422eda6751e665648f3387b361c