[INFO] fetching crate wrrm 1.0.0...
[INFO] testing wrrm-1.0.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate wrrm 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate wrrm 1.0.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wrrm 1.0.0
[INFO] finished tweaking crates.io crate wrrm 1.0.0
[INFO] tweaked toml for crates.io crate wrrm 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffec6be6766f43641cc45c6780efe0858bccc99f8aef5c812ab1f80d0480d1c6
[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" "ffec6be6766f43641cc45c6780efe0858bccc99f8aef5c812ab1f80d0480d1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffec6be6766f43641cc45c6780efe0858bccc99f8aef5c812ab1f80d0480d1c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffec6be6766f43641cc45c6780efe0858bccc99f8aef5c812ab1f80d0480d1c6", kill_on_drop: false }`
[INFO] [stdout] ffec6be6766f43641cc45c6780efe0858bccc99f8aef5c812ab1f80d0480d1c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 266def9c4ef70cdd7af8b667bef6706d2f580094236a824bab7249ab6352dc5f
[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" "266def9c4ef70cdd7af8b667bef6706d2f580094236a824bab7249ab6352dc5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomicbox_nostd v0.3.1
[INFO] [stderr]    Compiling wrrm v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/lib.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             atomic::spin_loop_hint();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/lib.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |             atomic::spin_loop_hint();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "266def9c4ef70cdd7af8b667bef6706d2f580094236a824bab7249ab6352dc5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "266def9c4ef70cdd7af8b667bef6706d2f580094236a824bab7249ab6352dc5f", kill_on_drop: false }`
[INFO] [stdout] 266def9c4ef70cdd7af8b667bef6706d2f580094236a824bab7249ab6352dc5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab050b020fee16ea4ccaa65c7eac786cc647330721b90190b4d1c05a65ada29f
[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" "ab050b020fee16ea4ccaa65c7eac786cc647330721b90190b4d1c05a65ada29f", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/lib.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             atomic::spin_loop_hint();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/lib.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |             atomic::spin_loop_hint();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wrrm v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> src/lib.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             atomic::spin_loop_hint();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]    --> src/lib.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |             atomic::spin_loop_hint();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "ab050b020fee16ea4ccaa65c7eac786cc647330721b90190b4d1c05a65ada29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab050b020fee16ea4ccaa65c7eac786cc647330721b90190b4d1c05a65ada29f", kill_on_drop: false }`
[INFO] [stdout] ab050b020fee16ea4ccaa65c7eac786cc647330721b90190b4d1c05a65ada29f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be7a4f3ee0d731a2ef09d6349f44897631e8922e6701c627bc9dcfe9a6e761bb
[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" "be7a4f3ee0d731a2ef09d6349f44897631e8922e6701c627bc9dcfe9a6e761bb", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]   --> src/lib.rs:96:13
[INFO] [stderr]    |
[INFO] [stderr] 96 |             atomic::spin_loop_hint();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `core::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/lib.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |             atomic::spin_loop_hint();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]   --> src/lib.rs:96:13
[INFO] [stderr]    |
[INFO] [stderr] 96 |             atomic::spin_loop_hint();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stderr]    --> src/lib.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |             atomic::spin_loop_hint();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wrrm-f42f025d140fc544)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.22s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wrrm
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be7a4f3ee0d731a2ef09d6349f44897631e8922e6701c627bc9dcfe9a6e761bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be7a4f3ee0d731a2ef09d6349f44897631e8922e6701c627bc9dcfe9a6e761bb", kill_on_drop: false }`
[INFO] [stdout] be7a4f3ee0d731a2ef09d6349f44897631e8922e6701c627bc9dcfe9a6e761bb