[INFO] fetching crate ergo_sync 0.1.0...
[INFO] checking ergo_sync-0.1.0 against beta for pr-78714
[INFO] extracting crate ergo_sync 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ergo_sync 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergo_sync 0.1.0
[INFO] finished tweaking crates.io crate ergo_sync 0.1.0
[INFO] tweaked toml for crates.io crate ergo_sync 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ff9dbf247c4238922942d1dbab60ad844c296f2ff0c3d49b066ce3f00516ce0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3ff9dbf247c4238922942d1dbab60ad844c296f2ff0c3d49b066ce3f00516ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ff9dbf247c4238922942d1dbab60ad844c296f2ff0c3d49b066ce3f00516ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ff9dbf247c4238922942d1dbab60ad844c296f2ff0c3d49b066ce3f00516ce0", kill_on_drop: false }`
[INFO] [stdout] 3ff9dbf247c4238922942d1dbab60ad844c296f2ff0c3d49b066ce3f00516ce0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7be3080b16bfa83c26e98d362d4ccecd4bcde9ee09152d2c0d7c368dee4878e0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7be3080b16bfa83c26e98d362d4ccecd4bcde9ee09152d2c0d7c368dee4878e0", kill_on_drop: false }`
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]     Checking taken v0.1.1
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking rayon v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking crossbeam-channel v0.1.3
[INFO] [stderr]     Checking ergo_sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:276:77
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:276:77
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.71s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7be3080b16bfa83c26e98d362d4ccecd4bcde9ee09152d2c0d7c368dee4878e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be3080b16bfa83c26e98d362d4ccecd4bcde9ee09152d2c0d7c368dee4878e0", kill_on_drop: false }`
[INFO] [stdout] 7be3080b16bfa83c26e98d362d4ccecd4bcde9ee09152d2c0d7c368dee4878e0