[INFO] fetching crate leetcode-rust-cn 0.1.0...
[INFO] testing leetcode-rust-cn-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate leetcode-rust-cn 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate leetcode-rust-cn 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leetcode-rust-cn 0.1.0
[INFO] finished tweaking crates.io crate leetcode-rust-cn 0.1.0
[INFO] tweaked toml for crates.io crate leetcode-rust-cn 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate leetcode-rust-cn 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b19ccda232ab3898ae06565000410c5c6f49a1e2fafb8e9013e4fb06c9323e28
[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" "b19ccda232ab3898ae06565000410c5c6f49a1e2fafb8e9013e4fb06c9323e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b19ccda232ab3898ae06565000410c5c6f49a1e2fafb8e9013e4fb06c9323e28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b19ccda232ab3898ae06565000410c5c6f49a1e2fafb8e9013e4fb06c9323e28", kill_on_drop: false }`
[INFO] [stdout] b19ccda232ab3898ae06565000410c5c6f49a1e2fafb8e9013e4fb06c9323e28
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b03ea5b097fd6dd5ce42a1a5b5ec992a8485bd9ade0b146721992119ae742b7
[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" "0b03ea5b097fd6dd5ce42a1a5b5ec992a8485bd9ade0b146721992119ae742b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-rust-cn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "0b03ea5b097fd6dd5ce42a1a5b5ec992a8485bd9ade0b146721992119ae742b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b03ea5b097fd6dd5ce42a1a5b5ec992a8485bd9ade0b146721992119ae742b7", kill_on_drop: false }`
[INFO] [stdout] 0b03ea5b097fd6dd5ce42a1a5b5ec992a8485bd9ade0b146721992119ae742b7
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4142917f2813063895bcf6b72813c86e730036abc6ae610693be1f63fba0f1a4
[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" "4142917f2813063895bcf6b72813c86e730036abc6ae610693be1f63fba0f1a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling leetcode-rust-cn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "4142917f2813063895bcf6b72813c86e730036abc6ae610693be1f63fba0f1a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4142917f2813063895bcf6b72813c86e730036abc6ae610693be1f63fba0f1a4", kill_on_drop: false }`
[INFO] [stdout] 4142917f2813063895bcf6b72813c86e730036abc6ae610693be1f63fba0f1a4
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a108816fd6232e6c5c7d2fdfacbc77183c66e155f556e1dde70d26883a311db6
[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" "a108816fd6232e6c5c7d2fdfacbc77183c66e155f556e1dde70d26883a311db6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leetcode_rust_cn-9d2997efad37459f
[INFO] [stdout] running 2 tests
[INFO] [stdout] test solution::s1_two_sum::tests::test ... ok
[INFO] [stdout] test solution::s2_add_two_numbers::tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leetcode_rust_cn-66f60ac34d8391a1
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leetcode-rust-cn
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a108816fd6232e6c5c7d2fdfacbc77183c66e155f556e1dde70d26883a311db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a108816fd6232e6c5c7d2fdfacbc77183c66e155f556e1dde70d26883a311db6", kill_on_drop: false }`
[INFO] [stdout] a108816fd6232e6c5c7d2fdfacbc77183c66e155f556e1dde70d26883a311db6