[INFO] fetching crate covers 0.1.0-beta.7...
[INFO] testing covers-0.1.0-beta.7 against 1.59.0 for beta-1.60-1
[INFO] extracting crate covers 0.1.0-beta.7 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate covers 0.1.0-beta.7 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate covers 0.1.0-beta.7
[INFO] finished tweaking crates.io crate covers 0.1.0-beta.7
[INFO] tweaked toml for crates.io crate covers 0.1.0-beta.7 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02c4a5b87212aca19ff02b71d3e38881617fbda91f78aa5ddbae75cd20d23ed1
[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" "02c4a5b87212aca19ff02b71d3e38881617fbda91f78aa5ddbae75cd20d23ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02c4a5b87212aca19ff02b71d3e38881617fbda91f78aa5ddbae75cd20d23ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02c4a5b87212aca19ff02b71d3e38881617fbda91f78aa5ddbae75cd20d23ed1", kill_on_drop: false }`
[INFO] [stdout] 02c4a5b87212aca19ff02b71d3e38881617fbda91f78aa5ddbae75cd20d23ed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34a8e2cec97a5a7d55d571483d06534f6fbd05ba05f0d9ae10f87c6157c1aec4
[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" "34a8e2cec97a5a7d55d571483d06534f6fbd05ba05f0d9ae10f87c6157c1aec4", kill_on_drop: false }`
[INFO] [stderr]    Compiling covers v0.1.0-beta.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "34a8e2cec97a5a7d55d571483d06534f6fbd05ba05f0d9ae10f87c6157c1aec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a8e2cec97a5a7d55d571483d06534f6fbd05ba05f0d9ae10f87c6157c1aec4", kill_on_drop: false }`
[INFO] [stdout] 34a8e2cec97a5a7d55d571483d06534f6fbd05ba05f0d9ae10f87c6157c1aec4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e59c345ff1df89ea0e4730655fbe66065bc8df0a89c45327e02fcafde959b796
[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" "e59c345ff1df89ea0e4730655fbe66065bc8df0a89c45327e02fcafde959b796", kill_on_drop: false }`
[INFO] [stderr]    Compiling covers v0.1.0-beta.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "e59c345ff1df89ea0e4730655fbe66065bc8df0a89c45327e02fcafde959b796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e59c345ff1df89ea0e4730655fbe66065bc8df0a89c45327e02fcafde959b796", kill_on_drop: false }`
[INFO] [stdout] e59c345ff1df89ea0e4730655fbe66065bc8df0a89c45327e02fcafde959b796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", 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] a24bd95128e986c63a8aa7d3bfdaf7453be2df5cb3f63a9b6eb802f0a03eb057
[INFO] running `Command { std: "docker" "start" "-a" "a24bd95128e986c63a8aa7d3bfdaf7453be2df5cb3f63a9b6eb802f0a03eb057", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/covers-643f72aa138052d7)
[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" "a24bd95128e986c63a8aa7d3bfdaf7453be2df5cb3f63a9b6eb802f0a03eb057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24bd95128e986c63a8aa7d3bfdaf7453be2df5cb3f63a9b6eb802f0a03eb057", kill_on_drop: false }`
[INFO] [stdout] a24bd95128e986c63a8aa7d3bfdaf7453be2df5cb3f63a9b6eb802f0a03eb057