[INFO] fetching crate log_buffer 1.2.0...
[INFO] testing log_buffer-1.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate log_buffer 1.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate log_buffer 1.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate log_buffer 1.2.0
[INFO] finished tweaking crates.io crate log_buffer 1.2.0
[INFO] tweaked toml for crates.io crate log_buffer 1.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 85b5b2c445adecb34d14552dd3ed750780a28db37c6242e879299dbb02f161d5
[INFO] running `Command { std: "docker" "start" "-a" "85b5b2c445adecb34d14552dd3ed750780a28db37c6242e879299dbb02f161d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85b5b2c445adecb34d14552dd3ed750780a28db37c6242e879299dbb02f161d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85b5b2c445adecb34d14552dd3ed750780a28db37c6242e879299dbb02f161d5", kill_on_drop: false }`
[INFO] [stdout] 85b5b2c445adecb34d14552dd3ed750780a28db37c6242e879299dbb02f161d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ab565fdc8988a3840fa71d72f07995b9d589384fdb1eb9c76e757795c05827d
[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" "3ab565fdc8988a3840fa71d72f07995b9d589384fdb1eb9c76e757795c05827d", kill_on_drop: false }`
[INFO] [stderr]    Compiling log_buffer v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "3ab565fdc8988a3840fa71d72f07995b9d589384fdb1eb9c76e757795c05827d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab565fdc8988a3840fa71d72f07995b9d589384fdb1eb9c76e757795c05827d", kill_on_drop: false }`
[INFO] [stdout] 3ab565fdc8988a3840fa71d72f07995b9d589384fdb1eb9c76e757795c05827d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] efea5460b9529e40b6914186245810b89149009e0181013a225e4902ee6b879c
[INFO] running `Command { std: "docker" "start" "-a" "efea5460b9529e40b6914186245810b89149009e0181013a225e4902ee6b879c", kill_on_drop: false }`
[INFO] [stderr]    Compiling log_buffer v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/log_buffer-1537c8f80be30d89)
[INFO] [stderr]   Executable tests/log_buffer.rs (/opt/rustwide/target/debug/deps/log_buffer-eba10e1e43f91d4f)
[INFO] running `Command { std: "docker" "inspect" "efea5460b9529e40b6914186245810b89149009e0181013a225e4902ee6b879c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efea5460b9529e40b6914186245810b89149009e0181013a225e4902ee6b879c", kill_on_drop: false }`
[INFO] [stdout] efea5460b9529e40b6914186245810b89149009e0181013a225e4902ee6b879c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] de1a65a94715a8f7cdd468ab730a96c6d6277727cbf7b4e23851554104b51281
[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" "de1a65a94715a8f7cdd468ab730a96c6d6277727cbf7b4e23851554104b51281", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/log_buffer-1537c8f80be30d89)
[INFO] [stderr]      Running tests/log_buffer.rs (/opt/rustwide/target/debug/deps/log_buffer-eba10e1e43f91d4f)
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test exhaustive ... ok
[INFO] [stdout] test lines ... ok
[INFO] [stderr]    Doc-tests log_buffer
[INFO] [stdout] test cut_off_utf8 ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "de1a65a94715a8f7cdd468ab730a96c6d6277727cbf7b4e23851554104b51281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de1a65a94715a8f7cdd468ab730a96c6d6277727cbf7b4e23851554104b51281", kill_on_drop: false }`
[INFO] [stdout] de1a65a94715a8f7cdd468ab730a96c6d6277727cbf7b4e23851554104b51281