[INFO] fetching crate weresocool_ring_buffer 1.0.47...
[INFO] testing weresocool_ring_buffer-1.0.47 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate weresocool_ring_buffer 1.0.47 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate weresocool_ring_buffer 1.0.47
[INFO] finished tweaking crates.io crate weresocool_ring_buffer 1.0.47
[INFO] tweaked toml for crates.io crate weresocool_ring_buffer 1.0.47 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate weresocool_ring_buffer 1.0.47 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] [stderr]   Downloaded weresocool_shared v1.0.47
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9ab1160edcbc27ed5394d3bd2a6de89918bf86fc2d85aaf02e5d7fded4ad85b
[INFO] running `Command { std: "docker" "start" "-a" "a9ab1160edcbc27ed5394d3bd2a6de89918bf86fc2d85aaf02e5d7fded4ad85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9ab1160edcbc27ed5394d3bd2a6de89918bf86fc2d85aaf02e5d7fded4ad85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ab1160edcbc27ed5394d3bd2a6de89918bf86fc2d85aaf02e5d7fded4ad85b", kill_on_drop: false }`
[INFO] [stdout] a9ab1160edcbc27ed5394d3bd2a6de89918bf86fc2d85aaf02e5d7fded4ad85b
[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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 146969c716f40a74a27f8dfd022b51633c3d52838f7ce8a76617310425a557f7
[INFO] running `Command { std: "docker" "start" "-a" "146969c716f40a74a27f8dfd022b51633c3d52838f7ce8a76617310425a557f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling weresocool_shared v1.0.47
[INFO] [stderr]    Compiling weresocool_ring_buffer v1.0.47 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.59s
[INFO] running `Command { std: "docker" "inspect" "146969c716f40a74a27f8dfd022b51633c3d52838f7ce8a76617310425a557f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "146969c716f40a74a27f8dfd022b51633c3d52838f7ce8a76617310425a557f7", kill_on_drop: false }`
[INFO] [stdout] 146969c716f40a74a27f8dfd022b51633c3d52838f7ce8a76617310425a557f7
[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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7b2af646a3f6ed738a80629bca3fc0db18b3137e6a4e4b64bfdcc6aa6670bcb
[INFO] running `Command { std: "docker" "start" "-a" "a7b2af646a3f6ed738a80629bca3fc0db18b3137e6a4e4b64bfdcc6aa6670bcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling weresocool_ring_buffer v1.0.47 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "a7b2af646a3f6ed738a80629bca3fc0db18b3137e6a4e4b64bfdcc6aa6670bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b2af646a3f6ed738a80629bca3fc0db18b3137e6a4e4b64bfdcc6aa6670bcb", kill_on_drop: false }`
[INFO] [stdout] a7b2af646a3f6ed738a80629bca3fc0db18b3137e6a4e4b64bfdcc6aa6670bcb
[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=forbid" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3f78f8ddd16085040ae700a0a5e2165a207b2a4a5d112c538f012a129a8d142
[INFO] running `Command { std: "docker" "start" "-a" "e3f78f8ddd16085040ae700a0a5e2165a207b2a4a5d112c538f012a129a8d142", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/weresocool_ring_buffer-9e7447f47a7b3cc8)
[INFO] [stdout] test tests::ring_buffer_empty ... ok
[INFO] [stdout] test tests::ring_buffer_head ... ok
[INFO] [stdout] test tests::ring_buffer ... ok
[INFO] [stdout] test tests::ring_buffer_push ... ok
[INFO] [stdout] test tests::ring_buffer_push_again ... ok
[INFO] [stdout] test tests::ring_buffer_push_vec_half_full ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests weresocool_ring_buffer
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e3f78f8ddd16085040ae700a0a5e2165a207b2a4a5d112c538f012a129a8d142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f78f8ddd16085040ae700a0a5e2165a207b2a4a5d112c538f012a129a8d142", kill_on_drop: false }`
[INFO] [stdout] e3f78f8ddd16085040ae700a0a5e2165a207b2a4a5d112c538f012a129a8d142