[INFO] crate prometrics 0.1.12 is already in cache
[INFO] testing prometrics-0.1.12 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate prometrics 0.1.12 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate prometrics 0.1.12 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate prometrics 0.1.12
[INFO] finished tweaking crates.io crate prometrics 0.1.12
[INFO] tweaked toml for crates.io crate prometrics 0.1.12 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate prometrics 0.1.12 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1738746c6ee140d5459eacfcf0d6398a76bce20be8ecd87d1150ffd719176e7f
[INFO] running `"docker" "start" "-a" "1738746c6ee140d5459eacfcf0d6398a76bce20be8ecd87d1150ffd719176e7f"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling atomic_immut v0.1.4
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling trackable_derive v0.1.2
[INFO] [stderr]    Compiling trackable v0.2.22
[INFO] [stderr]    Compiling prometrics v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'derive_traits_for_trackable_error_newtype': please use `#[derive(TrackableError)]` instead
[INFO] [stderr]  --> src/error.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | derive_traits_for_trackable_error_newtype!(Error, ErrorKind);
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/metrics/process.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/metrics/process.rs:18:34
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } };
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.03s
[INFO] running `"docker" "inspect" "1738746c6ee140d5459eacfcf0d6398a76bce20be8ecd87d1150ffd719176e7f"`
[INFO] running `"docker" "rm" "-f" "1738746c6ee140d5459eacfcf0d6398a76bce20be8ecd87d1150ffd719176e7f"`
[INFO] [stdout] 1738746c6ee140d5459eacfcf0d6398a76bce20be8ecd87d1150ffd719176e7f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 394c3c171ca0069263fd5b69f73fb110db59a7ad5ffa1b6b83b14883ebb7c3ac
[INFO] running `"docker" "start" "-a" "394c3c171ca0069263fd5b69f73fb110db59a7ad5ffa1b6b83b14883ebb7c3ac"`
[INFO] [stderr]    Compiling prometrics v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'derive_traits_for_trackable_error_newtype': please use `#[derive(TrackableError)]` instead
[INFO] [stderr]  --> src/error.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | derive_traits_for_trackable_error_newtype!(Error, ErrorKind);
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/metrics/process.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/metrics/process.rs:18:34
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } };
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'derive_traits_for_trackable_error_newtype': please use `#[derive(TrackableError)]` instead
[INFO] [stderr]  --> src/error.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | derive_traits_for_trackable_error_newtype!(Error, ErrorKind);
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/metrics/process.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/metrics/process.rs:18:34
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } };
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `"docker" "inspect" "394c3c171ca0069263fd5b69f73fb110db59a7ad5ffa1b6b83b14883ebb7c3ac"`
[INFO] running `"docker" "rm" "-f" "394c3c171ca0069263fd5b69f73fb110db59a7ad5ffa1b6b83b14883ebb7c3ac"`
[INFO] [stdout] 394c3c171ca0069263fd5b69f73fb110db59a7ad5ffa1b6b83b14883ebb7c3ac
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c65c1a8eaaee04b2cc329563749449c375dde57e20db05e5d609078d920f599
[INFO] running `"docker" "start" "-a" "8c65c1a8eaaee04b2cc329563749449c375dde57e20db05e5d609078d920f599"`
[INFO] [stderr] warning: use of deprecated item 'derive_traits_for_trackable_error_newtype': please use `#[derive(TrackableError)]` instead
[INFO] [stderr]  --> src/error.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | derive_traits_for_trackable_error_newtype!(Error, ErrorKind);
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/metrics/process.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/metrics/process.rs:18:34
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } };
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'derive_traits_for_trackable_error_newtype': please use `#[derive(TrackableError)]` instead
[INFO] [stderr]  --> src/error.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | derive_traits_for_trackable_error_newtype!(Error, ErrorKind);
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/metrics/process.rs:17:31
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static ref CLK_TCK: f64 = { unsafe { libc::sysconf(libc::_SC_CLK_TCK) as f64 } };
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/metrics/process.rs:18:34
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref PAGESIZE: usize = { unsafe { libc::sysconf(libc::_SC_PAGESIZE) as usize } };
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prometrics-416afe811c854d5e
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test::aggregation_works ... ok
[INFO] [stdout] test test::it_works ... ok
[INFO] [stdout] test atomic::test::atomic_f64_works ... ok
[INFO] [stdout] test metrics::counter::test::it_works ... ok
[INFO] [stdout] test metrics::summary::test::it_works ... ok
[INFO] [stdout] test metrics::gauge::test::it_works ... ok
[INFO] [stdout] test metrics::histogram::test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prometrics
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/metrics/counter.rs - metrics::counter::Counter (line 19) ... ok
[INFO] [stdout] test src/metrics/process.rs - metrics::process::ProcessMetricsCollector (line 33) ... ok
[INFO] [stdout] test src/label.rs - label::Label::new (line 37) ... ok
[INFO] [stdout] test src/lib.rs -  (line 9) ... ok
[INFO] [stdout] test src/metrics/gauge.rs - metrics::gauge::Gauge::track_inprogress (line 102) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8c65c1a8eaaee04b2cc329563749449c375dde57e20db05e5d609078d920f599"`
[INFO] running `"docker" "rm" "-f" "8c65c1a8eaaee04b2cc329563749449c375dde57e20db05e5d609078d920f599"`
[INFO] [stdout] 8c65c1a8eaaee04b2cc329563749449c375dde57e20db05e5d609078d920f599