[INFO] fetching crate manylists 0.3.0...
[INFO] checking manylists-0.3.0 against 1.95.0 for pr-155915
[INFO] extracting crate manylists 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate manylists 0.3.0
[INFO] finished tweaking crates.io crate manylists 0.3.0
[INFO] tweaked toml for crates.io crate manylists 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate manylists 0.3.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate manylists 0.3.0 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zmij v1.0.7
[INFO] [stderr]   Downloaded find-msvc-tools v0.1.6
[INFO] [stderr]   Downloaded impl-tools v0.11.4
[INFO] [stderr]   Downloaded impl-tools-lib v0.11.4
[INFO] [stderr]   Downloaded common_traits v0.12.0
[INFO] [stderr]   Downloaded cc v1.2.51
[INFO] [stderr]   Downloaded serde_json v1.0.148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2db43cb2f14c480bb5a959ab0f3b274cbd9c65fb0876f04c2c5aaedf099ed003
[INFO] running `Command { std: "docker" "start" "-a" "2db43cb2f14c480bb5a959ab0f3b274cbd9c65fb0876f04c2c5aaedf099ed003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2db43cb2f14c480bb5a959ab0f3b274cbd9c65fb0876f04c2c5aaedf099ed003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db43cb2f14c480bb5a959ab0f3b274cbd9c65fb0876f04c2c5aaedf099ed003", kill_on_drop: false }`
[INFO] [stdout] 2db43cb2f14c480bb5a959ab0f3b274cbd9c65fb0876f04c2c5aaedf099ed003
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7c51f8dab730b62dfec74e3ae2e248b863170a323945eee563227331fdbb726
[INFO] running `Command { std: "docker" "start" "-a" "d7c51f8dab730b62dfec74e3ae2e248b863170a323945eee563227331fdbb726", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling zmij v1.0.7
[INFO] [stderr]    Compiling find-msvc-tools v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]    Compiling cc v1.2.51
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]     Checking criterion-plot v0.8.1
[INFO] [stderr]     Checking clap v4.5.53
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling impl-tools-lib v0.11.4
[INFO] [stderr]    Compiling zerocopy-derive v0.8.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling impl-tools v0.11.4
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking common_traits v0.12.0
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking criterion v0.8.1
[INFO] [stderr]     Checking manylists v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/insert.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(linked_list_cursors)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/traversal.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(linked_list_cursors)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `manylists` (bench "traversal") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `manylists` (bench "insert") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d7c51f8dab730b62dfec74e3ae2e248b863170a323945eee563227331fdbb726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7c51f8dab730b62dfec74e3ae2e248b863170a323945eee563227331fdbb726", kill_on_drop: false }`
[INFO] [stdout] d7c51f8dab730b62dfec74e3ae2e248b863170a323945eee563227331fdbb726
