[INFO] fetching crate lognplot 0.1.0...
[INFO] testing lognplot-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate lognplot 0.1.0 into /workspace/builds/worker-68/source
[INFO] validating manifest of crates.io crate lognplot 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lognplot 0.1.0
[INFO] finished tweaking crates.io crate lognplot 0.1.0
[INFO] tweaked toml for crates.io crate lognplot 0.1.0 written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate crates.io crate lognplot 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-fs v0.1.6
[INFO] [stderr]   Downloaded serde_cbor v0.10.2
[INFO] [stderr]   Downloaded colored v1.9.0
[INFO] [stderr]   Downloaded half v1.4.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.9.0
[INFO] [stderr]   Downloaded mio v0.6.20
[INFO] [stderr]   Downloaded gobject-sys v0.9.0
[INFO] [stderr]   Downloaded glib-sys v0.9.0
[INFO] [stderr]   Downloaded cairo-rs v0.7.1
[INFO] [stderr]   Downloaded glib v0.8.2
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c22dc2d78839d1de7dfe0b20362cd6290c4119219d88970570781aae8da5648
[INFO] running `Command { std: "docker" "start" "-a" "4c22dc2d78839d1de7dfe0b20362cd6290c4119219d88970570781aae8da5648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c22dc2d78839d1de7dfe0b20362cd6290c4119219d88970570781aae8da5648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c22dc2d78839d1de7dfe0b20362cd6290c4119219d88970570781aae8da5648", kill_on_drop: false }`
[INFO] [stdout] 4c22dc2d78839d1de7dfe0b20362cd6290c4119219d88970570781aae8da5648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d47611d8766cac546b35b1d496a5537b9a474f0be22ffbf776763777c1976a1e
[INFO] running `Command { std: "docker" "start" "-a" "d47611d8766cac546b35b1d496a5537b9a474f0be22ffbf776763777c1976a1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling colored v1.9.0
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling simple_logger v1.3.0
[INFO] [stderr]    Compiling lognplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `legend`
[INFO] [stdout]   --> src/chart/curve.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     legend: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/geometry/rectangle.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     x: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]  --> src/geometry/rectangle.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     y: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]  --> src/geometry/rectangle.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     width: f64,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]  --> src/geometry/rectangle.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     height: f64,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Duration`
[INFO] [stdout]  --> src/time/duration.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Duration {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LogMetrics`
[INFO] [stdout]  --> src/tsdb/logrecords.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct LogMetrics {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.00s
[INFO] running `Command { std: "docker" "inspect" "d47611d8766cac546b35b1d496a5537b9a474f0be22ffbf776763777c1976a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d47611d8766cac546b35b1d496a5537b9a474f0be22ffbf776763777c1976a1e", kill_on_drop: false }`
[INFO] [stdout] d47611d8766cac546b35b1d496a5537b9a474f0be22ffbf776763777c1976a1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1849cb704b679fcd844b9ad03194d89c9fc05e50620523b02bd92edd068db263
[INFO] running `Command { std: "docker" "start" "-a" "1849cb704b679fcd844b9ad03194d89c9fc05e50620523b02bd92edd068db263", kill_on_drop: false }`
[INFO] [stderr]    Compiling lognplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `legend`
[INFO] [stdout]   --> src/chart/curve.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     legend: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/geometry/rectangle.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     x: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]  --> src/geometry/rectangle.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     y: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]  --> src/geometry/rectangle.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     width: f64,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]  --> src/geometry/rectangle.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     height: f64,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Duration`
[INFO] [stdout]  --> src/time/duration.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Duration {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LogMetrics`
[INFO] [stdout]  --> src/tsdb/logrecords.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct LogMetrics {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `legend`
[INFO] [stdout]   --> src/chart/curve.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     legend: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/geometry/rectangle.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     x: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]  --> src/geometry/rectangle.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     y: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]  --> src/geometry/rectangle.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     width: f64,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]  --> src/geometry/rectangle.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     height: f64,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Duration`
[INFO] [stdout]  --> src/time/duration.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Duration {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LogMetrics`
[INFO] [stdout]  --> src/tsdb/logrecords.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct LogMetrics {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "1849cb704b679fcd844b9ad03194d89c9fc05e50620523b02bd92edd068db263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1849cb704b679fcd844b9ad03194d89c9fc05e50620523b02bd92edd068db263", kill_on_drop: false }`
[INFO] [stdout] 1849cb704b679fcd844b9ad03194d89c9fc05e50620523b02bd92edd068db263
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 545059a4a18f0b21ac6bd91a43111be36dcf67984bd43e198cedce541d41e6fa
[INFO] running `Command { std: "docker" "start" "-a" "545059a4a18f0b21ac6bd91a43111be36dcf67984bd43e198cedce541d41e6fa", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `legend`
[INFO] [stderr]   --> src/chart/curve.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     legend: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `x`
[INFO] [stderr]  --> src/geometry/rectangle.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     x: f64,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]  --> src/geometry/rectangle.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     y: f64,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]  --> src/geometry/rectangle.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     width: f64,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]  --> src/geometry/rectangle.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     height: f64,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Duration`
[INFO] [stderr]  --> src/time/duration.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Duration {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LogMetrics`
[INFO] [stderr]  --> src/tsdb/logrecords.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct LogMetrics {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lognplot` (lib) generated 7 warnings
[INFO] [stderr] warning: `lognplot` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lognplot-ab8008cdd61cf3f7)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test chart::axis::tests::tick_calculation ... ok
[INFO] [stdout] test time::timespan::tests::no_overlap1 ... ok
[INFO] [stdout] test chart::axis::tests::tick_calculation_negative ... ok
[INFO] [stdout] test time::timespan::tests::no_overlap2 ... ok
[INFO] [stdout] test time::timespan::tests::overlap1 ... ok
[INFO] [stdout] test time::timespan::tests::overlap2 ... ok
[INFO] [stdout] test time::timespan::tests::overlap3 ... ok
[INFO] [stdout] test tsdb::aggregation::tests::metric_updates ... ok
[INFO] [stdout] test tsdb::btree::tests::btree_single_insertion ... ok
[INFO] [stdout] test tsdb::tests::basic_usage ... ok
[INFO] [stdout] test tsdb::btree::tests::btree_mutliple_insertions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lognplot
[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" "545059a4a18f0b21ac6bd91a43111be36dcf67984bd43e198cedce541d41e6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "545059a4a18f0b21ac6bd91a43111be36dcf67984bd43e198cedce541d41e6fa", kill_on_drop: false }`
[INFO] [stdout] 545059a4a18f0b21ac6bd91a43111be36dcf67984bd43e198cedce541d41e6fa