[INFO] fetching crate buddyalloc 0.1.5...
[INFO] testing buddyalloc-0.1.5 against 1.69.0 for beta-1.70-1
[INFO] extracting crate buddyalloc 0.1.5 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate buddyalloc 0.1.5 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buddyalloc 0.1.5
[INFO] finished tweaking crates.io crate buddyalloc 0.1.5
[INFO] tweaked toml for crates.io crate buddyalloc 0.1.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate buddyalloc 0.1.5 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7aea66826e47edaad13712d142ec2cf00aca69cc1a2a1430c9069cd38717fc8f
[INFO] running `Command { std: "docker" "start" "-a" "7aea66826e47edaad13712d142ec2cf00aca69cc1a2a1430c9069cd38717fc8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aea66826e47edaad13712d142ec2cf00aca69cc1a2a1430c9069cd38717fc8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aea66826e47edaad13712d142ec2cf00aca69cc1a2a1430c9069cd38717fc8f", kill_on_drop: false }`
[INFO] [stdout] 7aea66826e47edaad13712d142ec2cf00aca69cc1a2a1430c9069cd38717fc8f
[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=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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaf44a71157131b921c51810b56acecc7e6b05e586ea5990cada132b029c94cc
[INFO] running `Command { std: "docker" "start" "-a" "eaf44a71157131b921c51810b56acecc7e6b05e586ea5990cada132b029c94cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling buddyalloc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "eaf44a71157131b921c51810b56acecc7e6b05e586ea5990cada132b029c94cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf44a71157131b921c51810b56acecc7e6b05e586ea5990cada132b029c94cc", kill_on_drop: false }`
[INFO] [stdout] eaf44a71157131b921c51810b56acecc7e6b05e586ea5990cada132b029c94cc
[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=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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c81a044b5f0d79609900ac044603e50ca821d5ce730ee5377526a68eeb36171
[INFO] running `Command { std: "docker" "start" "-a" "1c81a044b5f0d79609900ac044603e50ca821d5ce730ee5377526a68eeb36171", kill_on_drop: false }`
[INFO] [stderr]    Compiling buddyalloc v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> examples/allocator.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api, const_mut_refs, const_ptr_offset)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> examples/allocator.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api, const_mut_refs, const_ptr_offset)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> examples/allocator.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api, const_mut_refs, const_ptr_offset)]
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_ptr_offset` has been stable since 1.61.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> examples/allocator.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api, const_mut_refs, const_ptr_offset)]
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buddyalloc` due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1c81a044b5f0d79609900ac044603e50ca821d5ce730ee5377526a68eeb36171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c81a044b5f0d79609900ac044603e50ca821d5ce730ee5377526a68eeb36171", kill_on_drop: false }`
[INFO] [stdout] 1c81a044b5f0d79609900ac044603e50ca821d5ce730ee5377526a68eeb36171
