[INFO] fetching crate ref_thread_local 0.0.0...
[INFO] checking ref_thread_local-0.0.0 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate ref_thread_local 0.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ref_thread_local 0.0.0 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a3ede9dcefcee4fbd82f597036e077766266f44ec9121a22cc64dae719ed67c
[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" "3a3ede9dcefcee4fbd82f597036e077766266f44ec9121a22cc64dae719ed67c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a3ede9dcefcee4fbd82f597036e077766266f44ec9121a22cc64dae719ed67c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3ede9dcefcee4fbd82f597036e077766266f44ec9121a22cc64dae719ed67c", kill_on_drop: false }`
[INFO] [stdout] 3a3ede9dcefcee4fbd82f597036e077766266f44ec9121a22cc64dae719ed67c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56420da8f406e5f42e09b2bdbbc689f6d374595dd44ba4ed2d85885e7db8948a
[INFO] running `Command { std: "docker" "start" "-a" "56420da8f406e5f42e09b2bdbbc689f6d374595dd44ba4ed2d85885e7db8948a", 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 0.99s
[INFO] running `Command { std: "docker" "inspect" "56420da8f406e5f42e09b2bdbbc689f6d374595dd44ba4ed2d85885e7db8948a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56420da8f406e5f42e09b2bdbbc689f6d374595dd44ba4ed2d85885e7db8948a", kill_on_drop: false }`
[INFO] [stdout] 56420da8f406e5f42e09b2bdbbc689f6d374595dd44ba4ed2d85885e7db8948a