[INFO] fetching crate aces 0.0.13...
[INFO] testing aces-0.0.13 against 1.75.0 for beta-1.76-1
[INFO] extracting crate aces 0.0.13 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate aces 0.0.13 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aces 0.0.13
[INFO] finished tweaking crates.io crate aces 0.0.13
[INFO] tweaked toml for crates.io crate aces 0.0.13 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linked-hash-map v0.5.6
[INFO] [stderr]   Downloaded vec_mut_scan v0.3.0
[INFO] [stderr]   Downloaded smallvec v1.11.2
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[INFO] [stderr]   Downloaded ordered-float v2.10.1
[INFO] [stderr]   Downloaded precomputed-hash v0.1.1
[INFO] [stderr]   Downloaded phf_shared v0.10.0
[INFO] [stderr]   Downloaded partial_ref_derive v0.3.3
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.4
[INFO] [stderr]   Downloaded synstructure v0.12.6
[INFO] [stderr]   Downloaded varisat-formula v0.2.2
[INFO] [stderr]   Downloaded bit-vec v0.6.3
[INFO] [stderr]   Downloaded rand_chacha v0.2.2
[INFO] [stderr]   Downloaded varisat-checker v0.2.2
[INFO] [stderr]   Downloaded siphasher v0.3.11
[INFO] [stderr]   Downloaded varisat-internal-proof v0.2.2
[INFO] [stderr]   Downloaded varisat v0.2.2
[INFO] [stderr]   Downloaded parking_lot v0.12.1
[INFO] [stderr]   Downloaded rand v0.7.3
[INFO] [stderr]   Downloaded fern v0.6.2
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.17
[INFO] [stderr]   Downloaded lock_api v0.4.11
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded yaml-rust v0.4.5
[INFO] [stderr]   Downloaded hermit-abi v0.3.3
[INFO] [stderr]   Downloaded redox_syscall v0.4.1
[INFO] [stderr]   Downloaded leb128 v0.2.5
[INFO] [stderr]   Downloaded unicode-xid v0.2.4
[INFO] [stderr]   Downloaded parking_lot_core v0.9.9
[INFO] [stderr]   Downloaded getrandom v0.1.16
[INFO] [stderr]   Downloaded scopeguard v1.2.0
[INFO] [stderr]   Downloaded partial_ref v0.3.3
[INFO] [stderr]   Downloaded varisat-dimacs v0.2.2
[INFO] [stderr]   Downloaded wasi v0.9.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded is-terminal v0.4.10
[INFO] [stderr]   Downloaded rand_hc v0.2.0
[INFO] [stderr]   Downloaded colored v1.9.4
[INFO] [stderr]   Downloaded string_cache v0.8.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6127539fe06e65bd718e748d74ed2613fea8cb9780aba0dd963074686352135
[INFO] running `Command { std: "docker" "start" "-a" "b6127539fe06e65bd718e748d74ed2613fea8cb9780aba0dd963074686352135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6127539fe06e65bd718e748d74ed2613fea8cb9780aba0dd963074686352135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6127539fe06e65bd718e748d74ed2613fea8cb9780aba0dd963074686352135", kill_on_drop: false }`
[INFO] [stdout] b6127539fe06e65bd718e748d74ed2613fea8cb9780aba0dd963074686352135
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d83b2773b567e1cf650c257e9a4b1e64295ab5764057f40a52787492221deb06
[INFO] running `Command { std: "docker" "start" "-a" "d83b2773b567e1cf650c257e9a4b1e64295ab5764057f40a52787492221deb06", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling varisat-formula v0.2.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling vec_mut_scan v0.3.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling varisat-dimacs v0.2.2
[INFO] [stderr]    Compiling varisat-internal-proof v0.2.2
[INFO] [stderr]    Compiling varisat v0.2.2
[INFO] [stderr]    Compiling is-terminal v0.4.10
[INFO] [stderr]    Compiling colored v1.9.4
[INFO] [stderr]    Compiling fern v0.6.2
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling partial_ref_derive v0.3.3
[INFO] [stderr]    Compiling partial_ref v0.3.3
[INFO] [stderr]    Compiling varisat-checker v0.2.2
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling varisat-internal-macros v0.2.2
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling aces v0.0.13 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(bool_to_option)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `bool_to_option` has been stable since 1.62.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(bool_to_option)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aces` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d83b2773b567e1cf650c257e9a4b1e64295ab5764057f40a52787492221deb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d83b2773b567e1cf650c257e9a4b1e64295ab5764057f40a52787492221deb06", kill_on_drop: false }`
[INFO] [stdout] d83b2773b567e1cf650c257e9a4b1e64295ab5764057f40a52787492221deb06
[INFO] testing aces-0.0.13 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate aces 0.0.13 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate aces 0.0.13 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aces 0.0.13
[INFO] finished tweaking crates.io crate aces 0.0.13
[INFO] tweaked toml for crates.io crate aces 0.0.13 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ac18e2bedc6fe7d47938a429c8aee82632936e34b7e9585b2b40342b91f64d7
[INFO] running `Command { std: "docker" "start" "-a" "2ac18e2bedc6fe7d47938a429c8aee82632936e34b7e9585b2b40342b91f64d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ac18e2bedc6fe7d47938a429c8aee82632936e34b7e9585b2b40342b91f64d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac18e2bedc6fe7d47938a429c8aee82632936e34b7e9585b2b40342b91f64d7", kill_on_drop: false }`
[INFO] [stdout] 2ac18e2bedc6fe7d47938a429c8aee82632936e34b7e9585b2b40342b91f64d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ea6821f2b747f7abcd19c3139c92204c7c2ac55a5050b1944be02bb30800a7b
[INFO] running `Command { std: "docker" "start" "-a" "2ea6821f2b747f7abcd19c3139c92204c7c2ac55a5050b1944be02bb30800a7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling varisat-formula v0.2.2
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling vec_mut_scan v0.3.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling varisat-internal-proof v0.2.2
[INFO] [stderr]    Compiling varisat-dimacs v0.2.2
[INFO] [stderr]    Compiling varisat v0.2.2
[INFO] [stderr]    Compiling is-terminal v0.4.10
[INFO] [stderr]    Compiling colored v1.9.4
[INFO] [stderr]    Compiling fern v0.6.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling partial_ref_derive v0.3.3
[INFO] [stderr]    Compiling partial_ref v0.3.3
[INFO] [stderr]    Compiling varisat-checker v0.2.2
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling varisat-internal-macros v0.2.2
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling aces v0.0.13 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(bool_to_option)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `bool_to_option` has been stable since 1.62.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(bool_to_option)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aces` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2ea6821f2b747f7abcd19c3139c92204c7c2ac55a5050b1944be02bb30800a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ea6821f2b747f7abcd19c3139c92204c7c2ac55a5050b1944be02bb30800a7b", kill_on_drop: false }`
[INFO] [stdout] 2ea6821f2b747f7abcd19c3139c92204c7c2ac55a5050b1944be02bb30800a7b
