[INFO] fetching crate lf-sll 0.0.3...
[INFO] testing lf-sll-0.0.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate lf-sll 0.0.3 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate lf-sll 0.0.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lf-sll 0.0.3
[INFO] finished tweaking crates.io crate lf-sll 0.0.3
[INFO] tweaked toml for crates.io crate lf-sll 0.0.3 written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66d039c37d03231b35c1af364543345ed84bb62a84405d5571514add5ea233b8
[INFO] running `Command { std: "docker" "start" "-a" "66d039c37d03231b35c1af364543345ed84bb62a84405d5571514add5ea233b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66d039c37d03231b35c1af364543345ed84bb62a84405d5571514add5ea233b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d039c37d03231b35c1af364543345ed84bb62a84405d5571514add5ea233b8", kill_on_drop: false }`
[INFO] [stdout] 66d039c37d03231b35c1af364543345ed84bb62a84405d5571514add5ea233b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 935726669b51b3766c145cfaa89cb82a49204e8e12ab1f049186d42f49c76ccd
[INFO] running `Command { std: "docker" "start" "-a" "935726669b51b3766c145cfaa89cb82a49204e8e12ab1f049186d42f49c76ccd", kill_on_drop: false }`
[INFO] [stderr]    Compiling lf-sll v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `into_raw` in module `boxed`
[INFO] [stdout]   --> src/lib.rs:39:22
[INFO] [stdout]    |
[INFO] [stdout] 39 |             let next = boxed::into_raw(Box::new(ListElement {
[INFO] [stdout]    |                               ^^^^^^^^ not found in `boxed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(alloc)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/lib.rs:47:29
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 let old_val = self.head.compare_and_swap(
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/lib.rs:71:24
[INFO] [stdout]    |
[INFO] [stdout] 71 |                     let old_val = ptr.compare_and_swap(
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lf-sll`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "935726669b51b3766c145cfaa89cb82a49204e8e12ab1f049186d42f49c76ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "935726669b51b3766c145cfaa89cb82a49204e8e12ab1f049186d42f49c76ccd", kill_on_drop: false }`
[INFO] [stdout] 935726669b51b3766c145cfaa89cb82a49204e8e12ab1f049186d42f49c76ccd
