[INFO] cloning repository https://github.com/migmedia/zfs-autosnaprs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/migmedia/zfs-autosnaprs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmigmedia%2Fzfs-autosnaprs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmigmedia%2Fzfs-autosnaprs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4890f76a8d3396540d0e926ea3c8cd49b374b636
[INFO] testing migmedia/zfs-autosnaprs against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmigmedia%2Fzfs-autosnaprs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/migmedia/zfs-autosnaprs 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 git repo https://github.com/migmedia/zfs-autosnaprs
[INFO] finished tweaking git repo https://github.com/migmedia/zfs-autosnaprs
[INFO] tweaked toml for git repo https://github.com/migmedia/zfs-autosnaprs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/migmedia/zfs-autosnaprs already has a lockfile, it will not be regenerated
[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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c8b89fb9944eee655211388ecd1e7083196a06d01c4928f985e78351fea27268
[INFO] running `Command { std: "docker" "start" "-a" "c8b89fb9944eee655211388ecd1e7083196a06d01c4928f985e78351fea27268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8b89fb9944eee655211388ecd1e7083196a06d01c4928f985e78351fea27268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8b89fb9944eee655211388ecd1e7083196a06d01c4928f985e78351fea27268", kill_on_drop: false }`
[INFO] [stdout] c8b89fb9944eee655211388ecd1e7083196a06d01c4928f985e78351fea27268
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0bdaac346904a533ea10d763890bedf6f9b6e59a3fd6ffc5739d471d6b7bc70
[INFO] running `Command { std: "docker" "start" "-a" "c0bdaac346904a533ea10d763890bedf6f9b6e59a3fd6ffc5739d471d6b7bc70", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling simplelog v0.7.4
[INFO] [stderr]    Compiling structopt v0.3.7
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling zfs-autosnaprs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `dry_run`
[INFO] [stdout]   --> src/main.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub dry_run: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.20s
[INFO] running `Command { std: "docker" "inspect" "c0bdaac346904a533ea10d763890bedf6f9b6e59a3fd6ffc5739d471d6b7bc70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0bdaac346904a533ea10d763890bedf6f9b6e59a3fd6ffc5739d471d6b7bc70", kill_on_drop: false }`
[INFO] [stdout] c0bdaac346904a533ea10d763890bedf6f9b6e59a3fd6ffc5739d471d6b7bc70
[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" "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] 2709035189d8921eb458d5df2f445151621cec8f4c1f9294146734c36664ff7a
[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" "2709035189d8921eb458d5df2f445151621cec8f4c1f9294146734c36664ff7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling zfs-autosnaprs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `fs`
[INFO] [stdout]    --> src/zfs.rs:252:10
[INFO] [stdout]     |
[INFO] [stdout] 252 |     let (fs, size) = zfs.find_expendable_snapshots(&fs_orig, &fs_snaps);
[INFO] [stdout]     |          ^^ help: if this is intentional, prefix it with an underscore: `_fs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dry_run`
[INFO] [stdout]   --> src/main.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub dry_run: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "2709035189d8921eb458d5df2f445151621cec8f4c1f9294146734c36664ff7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2709035189d8921eb458d5df2f445151621cec8f4c1f9294146734c36664ff7a", kill_on_drop: false }`
[INFO] [stdout] 2709035189d8921eb458d5df2f445151621cec8f4c1f9294146734c36664ff7a
[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" "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] 78a8343221cfa8f58e37247c6a5178ce124413bcfdc099793b8b2b27f0e4b699
[INFO] running `Command { std: "docker" "start" "-a" "78a8343221cfa8f58e37247c6a5178ce124413bcfdc099793b8b2b27f0e4b699", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `fs`
[INFO] [stdout] running 2 tests
[INFO] [stderr]    --> src/zfs.rs:252:10
[INFO] [stdout] test zfs::test_str2fs ... ok
[INFO] [stderr]     |
[INFO] [stdout] test zfs::test_zfs_find_expendable_snapshots ... ok
[INFO] [stderr] 252 |     let (fs, size) = zfs.find_expendable_snapshots(&fs_orig, &fs_snaps);
[INFO] [stdout] 
[INFO] [stderr]     |          ^^ help: if this is intentional, prefix it with an underscore: `_fs`
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `dry_run`
[INFO] [stderr]   --> src/main.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub dry_run: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `zfs-autosnaprs` (bin "zfs-autosnaprs" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zfs_autosnaprs-1d339aeef855d487)
[INFO] running `Command { std: "docker" "inspect" "78a8343221cfa8f58e37247c6a5178ce124413bcfdc099793b8b2b27f0e4b699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78a8343221cfa8f58e37247c6a5178ce124413bcfdc099793b8b2b27f0e4b699", kill_on_drop: false }`
[INFO] [stdout] 78a8343221cfa8f58e37247c6a5178ce124413bcfdc099793b8b2b27f0e4b699