[INFO] fetching crate metrics 0.13.0-alpha.3...
[INFO] testing metrics-0.13.0-alpha.3 against 1.45.2 for beta-1.46-1
[INFO] extracting crate metrics 0.13.0-alpha.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate metrics 0.13.0-alpha.3 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics 0.13.0-alpha.3
[INFO] finished tweaking crates.io crate metrics 0.13.0-alpha.3
[INFO] tweaked toml for crates.io crate metrics 0.13.0-alpha.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate metrics 0.13.0-alpha.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15cc9e642bb33e75cbc86f7bfacba50593dbb93464f60342e12a20288d9137d3
[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" "15cc9e642bb33e75cbc86f7bfacba50593dbb93464f60342e12a20288d9137d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15cc9e642bb33e75cbc86f7bfacba50593dbb93464f60342e12a20288d9137d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15cc9e642bb33e75cbc86f7bfacba50593dbb93464f60342e12a20288d9137d3", kill_on_drop: false }`
[INFO] [stdout] 15cc9e642bb33e75cbc86f7bfacba50593dbb93464f60342e12a20288d9137d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] fed2249962d739807a1102eec69fd4d1504e8f5c36eaaf68fef57b60f7b1b3a9
[INFO] running `Command { std: "docker" "start" "-a" "fed2249962d739807a1102eec69fd4d1504e8f5c36eaaf68fef57b60f7b1b3a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling metrics v0.13.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling metrics-macros v0.1.0-alpha.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.96s
[INFO] running `Command { std: "docker" "inspect" "fed2249962d739807a1102eec69fd4d1504e8f5c36eaaf68fef57b60f7b1b3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed2249962d739807a1102eec69fd4d1504e8f5c36eaaf68fef57b60f7b1b3a9", kill_on_drop: false }`
[INFO] [stdout] fed2249962d739807a1102eec69fd4d1504e8f5c36eaaf68fef57b60f7b1b3a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 208fd0d3f2220787277e5b122be77a8490e104e556f7874087ebdf30b6c2d975
[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" "208fd0d3f2220787277e5b122be77a8490e104e556f7874087ebdf30b6c2d975", kill_on_drop: false }`
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling metrics v0.13.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 30.99s
[INFO] running `Command { std: "docker" "inspect" "208fd0d3f2220787277e5b122be77a8490e104e556f7874087ebdf30b6c2d975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "208fd0d3f2220787277e5b122be77a8490e104e556f7874087ebdf30b6c2d975", kill_on_drop: false }`
[INFO] [stdout] 208fd0d3f2220787277e5b122be77a8490e104e556f7874087ebdf30b6c2d975
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7ab2826f925739eb4610a463a96632a96be24fc250b1484af2743b2c3421489
[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" "f7ab2826f925739eb4610a463a96632a96be24fc250b1484af2743b2c3421489", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metrics-31bfaa3a7116fd27
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test key::tests::test_key_proper_display ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metrics
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs -  (line 21) ... ok
[INFO] [stdout] test src/lib.rs -  (line 122) ... ok
[INFO] [stdout] test src/lib.rs -  (line 62) ... ok
[INFO] [stdout] test src/lib.rs -  (line 150) ... ok
[INFO] [stdout] test src/lib.rs - increment (line 356) ... ok
[INFO] [stdout] test src/lib.rs - register_counter (line 242) ... ok
[INFO] [stdout] test src/lib.rs - register_histogram (line 328) ... ok
[INFO] [stdout] test src/lib.rs - gauge (line 424) ... ok
[INFO] [stdout] test src/lib.rs - register_gauge (line 285) ... ok
[INFO] [stdout] test src/lib.rs - histogram (line 480) ... ok
[INFO] [stdout] test src/lib.rs - counter (line 390) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f7ab2826f925739eb4610a463a96632a96be24fc250b1484af2743b2c3421489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ab2826f925739eb4610a463a96632a96be24fc250b1484af2743b2c3421489", kill_on_drop: false }`
[INFO] [stdout] f7ab2826f925739eb4610a463a96632a96be24fc250b1484af2743b2c3421489