[INFO] fetching crate milo 0.0.1...
[INFO] testing milo-0.0.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate milo 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate milo 0.0.1 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 milo 0.0.1
[INFO] finished tweaking crates.io crate milo 0.0.1
[INFO] tweaked toml for crates.io crate milo 0.0.1 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 955088b2a876a5b118b0e485d3a4489f60a7d8eefae98e473def2c815efa473f
[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" "955088b2a876a5b118b0e485d3a4489f60a7d8eefae98e473def2c815efa473f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "955088b2a876a5b118b0e485d3a4489f60a7d8eefae98e473def2c815efa473f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955088b2a876a5b118b0e485d3a4489f60a7d8eefae98e473def2c815efa473f", kill_on_drop: false }`
[INFO] [stdout] 955088b2a876a5b118b0e485d3a4489f60a7d8eefae98e473def2c815efa473f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2292d8d4da4c78ffa5223da8bbb4fc9a3a8a590c6326f00aed5af03286d429e1
[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" "2292d8d4da4c78ffa5223da8bbb4fc9a3a8a590c6326f00aed5af03286d429e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling milo v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `mode`
[INFO] [stdout]   --> src/common.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     mode: Mode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bandwidth`
[INFO] [stdout]   --> src/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     bandwidth: Band,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `frame_size`
[INFO] [stdout]   --> src/common.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     frame_size: FrameSize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ilog`
[INFO] [stdout]  --> src/util.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn ilog(n: isize) -> u32 {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clamp`
[INFO] [stdout]   --> src/util.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn clamp(lo: isize, x: isize, hi: isize) -> isize {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "2292d8d4da4c78ffa5223da8bbb4fc9a3a8a590c6326f00aed5af03286d429e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2292d8d4da4c78ffa5223da8bbb4fc9a3a8a590c6326f00aed5af03286d429e1", kill_on_drop: false }`
[INFO] [stdout] 2292d8d4da4c78ffa5223da8bbb4fc9a3a8a590c6326f00aed5af03286d429e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] bedea377dfbd706532cd817f69a54437dca171ec7ebe485eb149f6cfa0189c59
[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" "bedea377dfbd706532cd817f69a54437dca171ec7ebe485eb149f6cfa0189c59", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `mode`
[INFO] [stdout]   --> src/common.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     mode: Mode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling milo v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `bandwidth`
[INFO] [stdout]   --> src/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     bandwidth: Band,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `frame_size`
[INFO] [stdout]   --> src/common.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     frame_size: FrameSize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ilog`
[INFO] [stdout]  --> src/util.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn ilog(n: isize) -> u32 {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clamp`
[INFO] [stdout]   --> src/util.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn clamp(lo: isize, x: isize, hi: isize) -> isize {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mode`
[INFO] [stdout]   --> src/common.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     mode: Mode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bandwidth`
[INFO] [stdout]   --> src/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     bandwidth: Band,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `frame_size`
[INFO] [stdout]   --> src/common.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     frame_size: FrameSize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ilog`
[INFO] [stdout]  --> src/util.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn ilog(n: isize) -> u32 {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clamp`
[INFO] [stdout]   --> src/util.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn clamp(lo: isize, x: isize, hi: isize) -> isize {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "bedea377dfbd706532cd817f69a54437dca171ec7ebe485eb149f6cfa0189c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bedea377dfbd706532cd817f69a54437dca171ec7ebe485eb149f6cfa0189c59", kill_on_drop: false }`
[INFO] [stdout] bedea377dfbd706532cd817f69a54437dca171ec7ebe485eb149f6cfa0189c59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] e40483680719b634120d5820c22e0c0c6c182c1e99d51b2f76a609986e25daf2
[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" "e40483680719b634120d5820c22e0c0c6c182c1e99d51b2f76a609986e25daf2", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `mode`
[INFO] [stderr]   --> src/common.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     mode: Mode,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bandwidth`
[INFO] [stderr]   --> src/common.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     bandwidth: Band,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `frame_size`
[INFO] [stderr]   --> src/common.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     frame_size: FrameSize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `ilog`
[INFO] [stderr]  --> src/util.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn ilog(n: isize) -> u32 {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `clamp`
[INFO] [stderr]   --> src/util.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn clamp(lo: isize, x: isize, hi: isize) -> isize {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `milo` (lib) generated 5 warnings
[INFO] [stderr] warning: `milo` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/milo-de52b00168868c21)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests milo
[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" "e40483680719b634120d5820c22e0c0c6c182c1e99d51b2f76a609986e25daf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e40483680719b634120d5820c22e0c0c6c182c1e99d51b2f76a609986e25daf2", kill_on_drop: false }`
[INFO] [stdout] e40483680719b634120d5820c22e0c0c6c182c1e99d51b2f76a609986e25daf2