[INFO] fetching crate cargo-criterion 1.1.0...
[INFO] testing cargo-criterion-1.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate cargo-criterion 1.1.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate cargo-criterion 1.1.0 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 cargo-criterion 1.1.0
[INFO] finished tweaking crates.io crate cargo-criterion 1.1.0
[INFO] tweaked toml for crates.io crate cargo-criterion 1.1.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate cargo-criterion 1.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 45c0203ee3de27ef31e57e9b834903cd1d9a0a058fb6f9df04400930b28a6b60
[INFO] running `Command { std: "docker" "start" "-a" "45c0203ee3de27ef31e57e9b834903cd1d9a0a058fb6f9df04400930b28a6b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45c0203ee3de27ef31e57e9b834903cd1d9a0a058fb6f9df04400930b28a6b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45c0203ee3de27ef31e57e9b834903cd1d9a0a058fb6f9df04400930b28a6b60", kill_on_drop: false }`
[INFO] [stdout] 45c0203ee3de27ef31e57e9b834903cd1d9a0a058fb6f9df04400930b28a6b60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] a0fc82a0668fc7d23226791813e0ebe718a3f16593da029d17cedbb57160937e
[INFO] running `Command { std: "docker" "start" "-a" "a0fc82a0668fc7d23226791813e0ebe718a3f16593da029d17cedbb57160937e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling linked_hash_set v0.1.3
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling simplelog v0.10.0
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling cargo-criterion v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `criterion_rs_version`
[INFO] [stdout]   --> src/connection.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     criterion_rs_version: [u8; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `protocol_version`
[INFO] [stdout]   --> src/connection.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     protocol_version: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `protocol_format`
[INFO] [stdout]   --> src/connection.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     protocol_format: ProtocolFormat,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.24s
[INFO] running `Command { std: "docker" "inspect" "a0fc82a0668fc7d23226791813e0ebe718a3f16593da029d17cedbb57160937e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0fc82a0668fc7d23226791813e0ebe718a3f16593da029d17cedbb57160937e", kill_on_drop: false }`
[INFO] [stdout] a0fc82a0668fc7d23226791813e0ebe718a3f16593da029d17cedbb57160937e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 122166e4c6b15718efc52f9d1b93a1c2b1f2b33e7b44e5e39b9f49698665f2b4
[INFO] running `Command { std: "docker" "start" "-a" "122166e4c6b15718efc52f9d1b93a1c2b1f2b33e7b44e5e39b9f49698665f2b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling cargo-criterion v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `criterion_rs_version`
[INFO] [stdout]   --> src/connection.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     criterion_rs_version: [u8; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `protocol_version`
[INFO] [stdout]   --> src/connection.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     protocol_version: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `protocol_format`
[INFO] [stdout]   --> src/connection.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     protocol_format: ProtocolFormat,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.86s
[INFO] running `Command { std: "docker" "inspect" "122166e4c6b15718efc52f9d1b93a1c2b1f2b33e7b44e5e39b9f49698665f2b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "122166e4c6b15718efc52f9d1b93a1c2b1f2b33e7b44e5e39b9f49698665f2b4", kill_on_drop: false }`
[INFO] [stdout] 122166e4c6b15718efc52f9d1b93a1c2b1f2b33e7b44e5e39b9f49698665f2b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 05cb1f2da1cd41d59146bd524c0d8bd57a2068df09625ff0c0f978b075565188
[INFO] running `Command { std: "docker" "start" "-a" "05cb1f2da1cd41d59146bd524c0d8bd57a2068df09625ff0c0f978b075565188", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `criterion_rs_version`
[INFO] [stderr]   --> src/connection.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     criterion_rs_version: [u8; 3],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `protocol_version`
[INFO] [stderr]   --> src/connection.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     protocol_version: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `protocol_format`
[INFO] [stderr]   --> src/connection.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     protocol_format: ProtocolFormat,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-criterion` (bin "cargo-criterion" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_criterion-810ab2bcacd887d0)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test format::test::short_max_len ... ok
[INFO] [stdout] test format::test::signed_short_max_len ... ok
[INFO] [stdout] test report::test::test_benchmark_id_make_directory_name_unique ... ok
[INFO] [stdout] test report::test::test_benchmark_id_make_long_directory_name_unique ... ok
[INFO] [stdout] test report::test::test_make_filename_safe_replaces_characters ... ok
[INFO] [stdout] test report::test::test_make_filename_safe_respects_character_boundaries ... ok
[INFO] [stdout] test report::test::test_make_filename_safe_truncates_long_strings ... ok
[INFO] [stdout] test stats::univariate::kde::kernel::test::f32::gaussian::symmetric ... ok
[INFO] [stdout] test stats::univariate::kde::kernel::test::f64::gaussian::symmetric ... ok
[INFO] [stdout] test stats::univariate::resamples::test::different_subsets ... ok
[INFO] [stdout] test stats::univariate::resamples::test::subset ... ok
[INFO] [stdout] test stats::univariate::kde::kernel::test::f64::gaussian::integral ... ok
[INFO] [stdout] test stats::univariate::bootstrap::test::f64::two_sample ... ok
[INFO] [stdout] test stats::univariate::bootstrap::test::f32::two_sample ... ok
[INFO] [stdout] test stats::univariate::kde::test::f32::integral ... ok
[INFO] [stdout] test stats::univariate::bootstrap::test::f64::mean ... ok
[INFO] [stdout] test stats::bivariate::bootstrap::test::f32::slope ... ok
[INFO] [stdout] test stats::univariate::bootstrap::test::f32::mean ... ok
[INFO] [stdout] test stats::univariate::bootstrap::test::f64::mixed_two_sample ... ok
[INFO] [stdout] test stats::univariate::bootstrap::test::f32::mixed_two_sample ... ok
[INFO] [stdout] test stats::univariate::bootstrap::test::f32::mean_median ... ok
[INFO] [stdout] test stats::bivariate::bootstrap::test::f64::slope ... ok
[INFO] [stdout] test stats::bivariate::bootstrap::test::f64::means ... ok
[INFO] [stdout] test stats::univariate::bootstrap::test::f64::mean_median ... ok
[INFO] [stdout] test stats::bivariate::bootstrap::test::f32::means ... ok
[INFO] [stdout] test stats::univariate::kde::kernel::test::f32::gaussian::integral ... ok
[INFO] [stdout] test stats::univariate::kde::test::f64::integral ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "05cb1f2da1cd41d59146bd524c0d8bd57a2068df09625ff0c0f978b075565188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cb1f2da1cd41d59146bd524c0d8bd57a2068df09625ff0c0f978b075565188", kill_on_drop: false }`
[INFO] [stdout] 05cb1f2da1cd41d59146bd524c0d8bd57a2068df09625ff0c0f978b075565188