[INFO] fetching crate sit-algos 0.3.0...
[INFO] checking sit-algos-0.3.0 against 1.95.0 for pr-155915
[INFO] extracting crate sit-algos 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate sit-algos 0.3.0
[INFO] finished tweaking crates.io crate sit-algos 0.3.0
[INFO] tweaked toml for crates.io crate sit-algos 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sit-algos 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 sit-algos 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 array-init v2.1.0
[INFO] [stderr]   Downloaded packbits-rle v0.2.0
[INFO] [stderr]   Downloaded cfor v1.1.0
[INFO] [stderr]   Downloaded binrw_derive v0.15.1
[INFO] [stderr]   Downloaded binrw v0.15.1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a76665a94a37f90bd9d949f5234f9f3eb2c1a1c9d64780e041be999143cebbde
[INFO] running `Command { std: "docker" "start" "-a" "a76665a94a37f90bd9d949f5234f9f3eb2c1a1c9d64780e041be999143cebbde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a76665a94a37f90bd9d949f5234f9f3eb2c1a1c9d64780e041be999143cebbde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76665a94a37f90bd9d949f5234f9f3eb2c1a1c9d64780e041be999143cebbde", kill_on_drop: false }`
[INFO] [stdout] a76665a94a37f90bd9d949f5234f9f3eb2c1a1c9d64780e041be999143cebbde
[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=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] fcede446154ed8c3887c4e3603b81515a16d5259aacab8253428f698606d2be6
[INFO] running `Command { std: "docker" "start" "-a" "fcede446154ed8c3887c4e3603b81515a16d5259aacab8253428f698606d2be6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling binrw_derive v0.15.1
[INFO] [stderr]    Compiling binrw v0.15.1
[INFO] [stderr]     Checking crc-catalog v2.5.0
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking cfor v1.1.0
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]     Checking no_std_io2 v0.9.3
[INFO] [stderr]     Checking bitstream-io v4.10.0
[INFO] [stderr]     Checking crc v3.4.0
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking packbits-rle v0.2.0
[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-1949cf8c6b5b557f/packbits-rle-0.2.0/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(seek_stream_len)]
[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 `packbits-rle` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fcede446154ed8c3887c4e3603b81515a16d5259aacab8253428f698606d2be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcede446154ed8c3887c4e3603b81515a16d5259aacab8253428f698606d2be6", kill_on_drop: false }`
[INFO] [stdout] fcede446154ed8c3887c4e3603b81515a16d5259aacab8253428f698606d2be6