[INFO] fetching crate ref_thread_local 0.0.0...
[INFO] checking ref_thread_local-0.0.0 against beta for pr-78714
[INFO] extracting crate ref_thread_local 0.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ref_thread_local 0.0.0 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 ref_thread_local 0.0.0
[INFO] finished tweaking crates.io crate ref_thread_local 0.0.0
[INFO] tweaked toml for crates.io crate ref_thread_local 0.0.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] fd40694665bc90a962bea02196a392ef36822afac52b384b4ef52d610f36e948
[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" "fd40694665bc90a962bea02196a392ef36822afac52b384b4ef52d610f36e948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd40694665bc90a962bea02196a392ef36822afac52b384b4ef52d610f36e948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd40694665bc90a962bea02196a392ef36822afac52b384b4ef52d610f36e948", kill_on_drop: false }`
[INFO] [stdout] fd40694665bc90a962bea02196a392ef36822afac52b384b4ef52d610f36e948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 58af47efc127d4030194b02fb1f164cb49d682f17ffeb1543105f92611c86540
[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" "58af47efc127d4030194b02fb1f164cb49d682f17ffeb1543105f92611c86540", kill_on_drop: false }`
[INFO] [stderr]     Checking ref_thread_local v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> tests/test.rs:122:35
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub static managed VAR: i32 = { 0 };
[INFO] [stdout]     |                                   ^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> tests/test.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 | use std::sync::atomic::ATOMIC_BOOL_INIT;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> tests/test.rs:156:36
[INFO] [stdout]     |
[INFO] [stdout] 156 | static PRE_INIT_FLAG: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "58af47efc127d4030194b02fb1f164cb49d682f17ffeb1543105f92611c86540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58af47efc127d4030194b02fb1f164cb49d682f17ffeb1543105f92611c86540", kill_on_drop: false }`
[INFO] [stdout] 58af47efc127d4030194b02fb1f164cb49d682f17ffeb1543105f92611c86540