[INFO] cloning repository https://github.com/fastly/prometheus-utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fastly/prometheus-utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffastly%2Fprometheus-utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffastly%2Fprometheus-utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f0090dc9898dd167ceb33aaeddfe319a0318d13
[INFO] testing fastly/prometheus-utils against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffastly%2Fprometheus-utils" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fastly/prometheus-utils on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/fastly/prometheus-utils
[INFO] finished tweaking git repo https://github.com/fastly/prometheus-utils
[INFO] tweaked toml for git repo https://github.com/fastly/prometheus-utils written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/fastly/prometheus-utils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef6fe5f2b5b8ed8fa2653b3a9c967db30494b1957e85e33d2a59831f8c7c2e7b
[INFO] running `Command { std: "docker" "start" "-a" "ef6fe5f2b5b8ed8fa2653b3a9c967db30494b1957e85e33d2a59831f8c7c2e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef6fe5f2b5b8ed8fa2653b3a9c967db30494b1957e85e33d2a59831f8c7c2e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef6fe5f2b5b8ed8fa2653b3a9c967db30494b1957e85e33d2a59831f8c7c2e7b", kill_on_drop: false }`
[INFO] [stdout] ef6fe5f2b5b8ed8fa2653b3a9c967db30494b1957e85e33d2a59831f8c7c2e7b
[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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d3967d7161868823a5aad28cf8390b812d7c5d75b2d751f22fe0a4669c88001
[INFO] running `Command { std: "docker" "start" "-a" "1d3967d7161868823a5aad28cf8390b812d7c5d75b2d751f22fe0a4669c88001", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling protobuf v2.24.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling prometheus v0.12.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling prometheus-utils v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.19s
[INFO] running `Command { std: "docker" "inspect" "1d3967d7161868823a5aad28cf8390b812d7c5d75b2d751f22fe0a4669c88001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3967d7161868823a5aad28cf8390b812d7c5d75b2d751f22fe0a4669c88001", kill_on_drop: false }`
[INFO] [stdout] 1d3967d7161868823a5aad28cf8390b812d7c5d75b2d751f22fe0a4669c88001
[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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73ab47a888586db4c0bdc9df9dbcac993aefd0399bf33b385501b4da56148f72
[INFO] running `Command { std: "docker" "start" "-a" "73ab47a888586db4c0bdc9df9dbcac993aefd0399bf33b385501b4da56148f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling prometheus-utils v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.38s
[INFO] running `Command { std: "docker" "inspect" "73ab47a888586db4c0bdc9df9dbcac993aefd0399bf33b385501b4da56148f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ab47a888586db4c0bdc9df9dbcac993aefd0399bf33b385501b4da56148f72", kill_on_drop: false }`
[INFO] [stdout] 73ab47a888586db4c0bdc9df9dbcac993aefd0399bf33b385501b4da56148f72
[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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fbbc201e7fee1981c8dc4a000dcb665d4b2335615edb0f233a150e135054f06e
[INFO] running `Command { std: "docker" "start" "-a" "fbbc201e7fee1981c8dc4a000dcb665d4b2335615edb0f233a150e135054f06e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prometheus_utils-d627f64cb33597df)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test percentile::tests::test_percentiles_are_reported ... ok
[INFO] [stdout] test percentile::tests::test_small_sampleset ... ok
[INFO] [stdout] test percentile::tests::test_wraps_are_reported ... ok
[INFO] [stdout] test percentile::tests::test_overflow_wraps_writes ... ok
[INFO] [stdout] test instrumented_future::counters_increment_only_when_futures_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prometheus-utils
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - label_enum (line 84) ... ignored
[INFO] [stdout] test src/lib.rs - label_enum (line 97) ... ignored
[INFO] [stdout] test src/instrumented_future.rs - instrumented_future::InstrumentedFuture (line 31) - compile ... ok
[INFO] [stdout] test src/instrumented_future.rs - instrumented_future::InstrumentedFuture<F>::with_guard (line 110) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fbbc201e7fee1981c8dc4a000dcb665d4b2335615edb0f233a150e135054f06e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbbc201e7fee1981c8dc4a000dcb665d4b2335615edb0f233a150e135054f06e", kill_on_drop: false }`
[INFO] [stdout] fbbc201e7fee1981c8dc4a000dcb665d4b2335615edb0f233a150e135054f06e