[INFO] fetching crate const_graphs 0.2.2...
[INFO] testing const_graphs-0.2.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate const_graphs 0.2.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate const_graphs 0.2.2 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 const_graphs 0.2.2
[INFO] finished tweaking crates.io crate const_graphs 0.2.2
[INFO] tweaked toml for crates.io crate const_graphs 0.2.2 written to /workspace/builds/worker-7-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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7e5bbcd25adfb2f99c2c7cdc8c7dac1e7c397b59574c22106cbf15b7cb4f1207
[INFO] running `Command { std: "docker" "start" "-a" "7e5bbcd25adfb2f99c2c7cdc8c7dac1e7c397b59574c22106cbf15b7cb4f1207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e5bbcd25adfb2f99c2c7cdc8c7dac1e7c397b59574c22106cbf15b7cb4f1207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e5bbcd25adfb2f99c2c7cdc8c7dac1e7c397b59574c22106cbf15b7cb4f1207", kill_on_drop: false }`
[INFO] [stdout] 7e5bbcd25adfb2f99c2c7cdc8c7dac1e7c397b59574c22106cbf15b7cb4f1207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5ec0f50fcf2c0a6cafc17d0248f53ddf8e693349ea8b9a075086c45190f5dbd2
[INFO] running `Command { std: "docker" "start" "-a" "5ec0f50fcf2c0a6cafc17d0248f53ddf8e693349ea8b9a075086c45190f5dbd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_graphs v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:96:1
[INFO] [stdout]    |
[INFO] [stdout] 96 | #![feature(const_mut_refs)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:97:1
[INFO] [stdout]    |
[INFO] [stdout] 97 | #![feature(const_fn_floating_point_arithmetic)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const_graphs` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "5ec0f50fcf2c0a6cafc17d0248f53ddf8e693349ea8b9a075086c45190f5dbd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec0f50fcf2c0a6cafc17d0248f53ddf8e693349ea8b9a075086c45190f5dbd2", kill_on_drop: false }`
[INFO] [stdout] 5ec0f50fcf2c0a6cafc17d0248f53ddf8e693349ea8b9a075086c45190f5dbd2
[INFO] testing const_graphs-0.2.2 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate const_graphs 0.2.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate const_graphs 0.2.2 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 const_graphs 0.2.2
[INFO] finished tweaking crates.io crate const_graphs 0.2.2
[INFO] tweaked toml for crates.io crate const_graphs 0.2.2 written to /workspace/builds/worker-7-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] 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b23de38a4f00aaa17a607ee3ff8a435aa2ab7cb9193d4c0a10b949e64de82c01
[INFO] running `Command { std: "docker" "start" "-a" "b23de38a4f00aaa17a607ee3ff8a435aa2ab7cb9193d4c0a10b949e64de82c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b23de38a4f00aaa17a607ee3ff8a435aa2ab7cb9193d4c0a10b949e64de82c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b23de38a4f00aaa17a607ee3ff8a435aa2ab7cb9193d4c0a10b949e64de82c01", kill_on_drop: false }`
[INFO] [stdout] b23de38a4f00aaa17a607ee3ff8a435aa2ab7cb9193d4c0a10b949e64de82c01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 16f846dbb40ff99a21f7e88e29b9c5399e38e66211ef3e6548ac8956e8f9ed65
[INFO] running `Command { std: "docker" "start" "-a" "16f846dbb40ff99a21f7e88e29b9c5399e38e66211ef3e6548ac8956e8f9ed65", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_graphs v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:96:1
[INFO] [stdout]    |
[INFO] [stdout] 96 | #![feature(const_mut_refs)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:97:1
[INFO] [stdout]    |
[INFO] [stdout] 97 | #![feature(const_fn_floating_point_arithmetic)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const_graphs` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "16f846dbb40ff99a21f7e88e29b9c5399e38e66211ef3e6548ac8956e8f9ed65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16f846dbb40ff99a21f7e88e29b9c5399e38e66211ef3e6548ac8956e8f9ed65", kill_on_drop: false }`
[INFO] [stdout] 16f846dbb40ff99a21f7e88e29b9c5399e38e66211ef3e6548ac8956e8f9ed65
