[INFO] fetching crate modus_ponens_derive 0.1.3...
[INFO] documenting modus_ponens_derive-0.1.3 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate modus_ponens_derive 0.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate modus_ponens_derive 0.1.3 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 modus_ponens_derive 0.1.3
[INFO] finished tweaking crates.io crate modus_ponens_derive 0.1.3
[INFO] tweaked toml for crates.io crate modus_ponens_derive 0.1.3 written to /workspace/builds/worker-3-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]  Downloading crates ...
[INFO] [stderr]   Downloaded modus_ponens v0.11.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 648d8db46a1d87efbff7a1d9d21c6ab957508b23e2e1d4705f675e8764e14d14
[INFO] running `Command { std: "docker" "start" "-a" "648d8db46a1d87efbff7a1d9d21c6ab957508b23e2e1d4705f675e8764e14d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "648d8db46a1d87efbff7a1d9d21c6ab957508b23e2e1d4705f675e8764e14d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648d8db46a1d87efbff7a1d9d21c6ab957508b23e2e1d4705f675e8764e14d14", kill_on_drop: false }`
[INFO] [stdout] 648d8db46a1d87efbff7a1d9d21c6ab957508b23e2e1d4705f675e8764e14d14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac03a40bb1088fad7b5f3d8fc3994e7c6e406c5a0ac67c5b2e91afa1cdfbc4de
[INFO] running `Command { std: "docker" "start" "-a" "ac03a40bb1088fad7b5f3d8fc3994e7c6e406c5a0ac67c5b2e91afa1cdfbc4de", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling pest v2.7.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling pest_meta v2.7.6
[INFO] [stderr]    Compiling pest_generator v2.7.6
[INFO] [stderr]    Compiling pest_derive v2.7.6
[INFO] [stderr]     Checking modus_ponens v0.11.5
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/modus_ponens-0.11.5/src/lib.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | #![feature(hash_set_entry)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `modus_ponens` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ac03a40bb1088fad7b5f3d8fc3994e7c6e406c5a0ac67c5b2e91afa1cdfbc4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac03a40bb1088fad7b5f3d8fc3994e7c6e406c5a0ac67c5b2e91afa1cdfbc4de", kill_on_drop: false }`
[INFO] [stdout] ac03a40bb1088fad7b5f3d8fc3994e7c6e406c5a0ac67c5b2e91afa1cdfbc4de
[INFO] documenting modus_ponens_derive-0.1.3 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate modus_ponens_derive 0.1.3 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate modus_ponens_derive 0.1.3 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 modus_ponens_derive 0.1.3
[INFO] finished tweaking crates.io crate modus_ponens_derive 0.1.3
[INFO] tweaked toml for crates.io crate modus_ponens_derive 0.1.3 written to /workspace/builds/worker-3-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]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5d5b75e7c90b7892e1c3891fc3c2672b7a1811dbe0f29f24e036e884cd238043
[INFO] running `Command { std: "docker" "start" "-a" "5d5b75e7c90b7892e1c3891fc3c2672b7a1811dbe0f29f24e036e884cd238043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d5b75e7c90b7892e1c3891fc3c2672b7a1811dbe0f29f24e036e884cd238043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d5b75e7c90b7892e1c3891fc3c2672b7a1811dbe0f29f24e036e884cd238043", kill_on_drop: false }`
[INFO] [stdout] 5d5b75e7c90b7892e1c3891fc3c2672b7a1811dbe0f29f24e036e884cd238043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ee86afc238a7339a060d2c55de0c70d2b77466777dcc381521b2973f700023c
[INFO] running `Command { std: "docker" "start" "-a" "9ee86afc238a7339a060d2c55de0c70d2b77466777dcc381521b2973f700023c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling pest v2.7.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling pest_meta v2.7.6
[INFO] [stderr]    Compiling pest_generator v2.7.6
[INFO] [stderr]    Compiling pest_derive v2.7.6
[INFO] [stderr]     Checking modus_ponens v0.11.5
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/modus_ponens-0.11.5/src/lib.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | #![feature(hash_set_entry)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `modus_ponens` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9ee86afc238a7339a060d2c55de0c70d2b77466777dcc381521b2973f700023c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee86afc238a7339a060d2c55de0c70d2b77466777dcc381521b2973f700023c", kill_on_drop: false }`
[INFO] [stdout] 9ee86afc238a7339a060d2c55de0c70d2b77466777dcc381521b2973f700023c
