[INFO] fetching crate photonic-interface-cli 0.1.1...
[INFO] checking photonic-interface-cli-0.1.1 against 1.95.0 for pr-155915
[INFO] extracting crate photonic-interface-cli 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate photonic-interface-cli 0.1.1
[INFO] finished tweaking crates.io crate photonic-interface-cli 0.1.1
[INFO] tweaked toml for crates.io crate photonic-interface-cli 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate photonic-interface-cli 0.1.1 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 photonic-interface-cli 0.1.1 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]     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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d389eb128ce664de61f185fc1e8fc8bb471ba6dc4c3721a5ac5246b8c19d4b2b
[INFO] running `Command { std: "docker" "start" "-a" "d389eb128ce664de61f185fc1e8fc8bb471ba6dc4c3721a5ac5246b8c19d4b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d389eb128ce664de61f185fc1e8fc8bb471ba6dc4c3721a5ac5246b8c19d4b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d389eb128ce664de61f185fc1e8fc8bb471ba6dc4c3721a5ac5246b8c19d4b2b", kill_on_drop: false }`
[INFO] [stdout] d389eb128ce664de61f185fc1e8fc8bb471ba6dc4c3721a5ac5246b8c19d4b2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 767fb91291cb544b884ba889ce5be137dd89420929190a4ed728df2d22f2d837
[INFO] running `Command { std: "docker" "start" "-a" "767fb91291cb544b884ba889ce5be137dd89420929190a4ed728df2d22f2d837", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking shlex v1.3.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling palette_derive v0.7.6
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking photonic v0.1.1
[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/photonic-0.1.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(unsize)]
[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 `photonic` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "767fb91291cb544b884ba889ce5be137dd89420929190a4ed728df2d22f2d837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "767fb91291cb544b884ba889ce5be137dd89420929190a4ed728df2d22f2d837", kill_on_drop: false }`
[INFO] [stdout] 767fb91291cb544b884ba889ce5be137dd89420929190a4ed728df2d22f2d837