[INFO] cloning repository https://github.com/FreeMasen/metrics-panic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreeMasen/metrics-panic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fmetrics-panic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fmetrics-panic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1948ae8f0ccd87199fd4fc53ef09a111e32422d3
[INFO] testing FreeMasen/metrics-panic against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeMasen%2Fmetrics-panic" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeMasen/metrics-panic on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FreeMasen/metrics-panic
[INFO] finished tweaking git repo https://github.com/FreeMasen/metrics-panic
[INFO] tweaked toml for git repo https://github.com/FreeMasen/metrics-panic written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeMasen/metrics-panic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec7541ec996ea2311ce80e52335b188ad073b66ed52640f3fd9b19f56604e675
[INFO] running `Command { std: "docker" "start" "-a" "ec7541ec996ea2311ce80e52335b188ad073b66ed52640f3fd9b19f56604e675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec7541ec996ea2311ce80e52335b188ad073b66ed52640f3fd9b19f56604e675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec7541ec996ea2311ce80e52335b188ad073b66ed52640f3fd9b19f56604e675", kill_on_drop: false }`
[INFO] [stdout] ec7541ec996ea2311ce80e52335b188ad073b66ed52640f3fd9b19f56604e675
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eb51123b0842658cb4960fe2610cd40ccd2e9430681f697e05d3464a33bdd94
[INFO] running `Command { std: "docker" "start" "-a" "9eb51123b0842658cb4960fe2610cd40ccd2e9430681f697e05d3464a33bdd94", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-core v0.3.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.10
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling metrics-core v0.5.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.6
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling metrics v0.12.1
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling atomic-shim v0.1.0
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling quanta v0.3.2
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling hdrhistogram v6.3.4
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling serde_yaml v0.8.13
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling metrics-util v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling metrics-observer-prometheus v0.1.4
[INFO] [stderr]    Compiling metrics-observer-yaml v0.1.1
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling metrics-observer-json v0.1.1
[INFO] [stderr]    Compiling sized-chunks v0.6.2
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling metrics-exporter-log v0.4.0
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling metrics-exporter-http v0.3.0
[INFO] [stderr]    Compiling metrics-runtime v0.13.1
[INFO] [stderr]    Compiling metrics_panic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.50s
[INFO] running `Command { std: "docker" "inspect" "9eb51123b0842658cb4960fe2610cd40ccd2e9430681f697e05d3464a33bdd94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb51123b0842658cb4960fe2610cd40ccd2e9430681f697e05d3464a33bdd94", kill_on_drop: false }`
[INFO] [stdout] 9eb51123b0842658cb4960fe2610cd40ccd2e9430681f697e05d3464a33bdd94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b61d5c01a6d5688e71bcd9e5200296f1f0285226e91135ed2bea819075608fc
[INFO] running `Command { std: "docker" "start" "-a" "9b61d5c01a6d5688e71bcd9e5200296f1f0285226e91135ed2bea819075608fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling metrics_panic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "9b61d5c01a6d5688e71bcd9e5200296f1f0285226e91135ed2bea819075608fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b61d5c01a6d5688e71bcd9e5200296f1f0285226e91135ed2bea819075608fc", kill_on_drop: false }`
[INFO] [stdout] 9b61d5c01a6d5688e71bcd9e5200296f1f0285226e91135ed2bea819075608fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b826e349f69b01b2afda24e43b4d271b6bebd796eeaa79947cb1cc3921d2a576
[INFO] running `Command { std: "docker" "start" "-a" "b826e349f69b01b2afda24e43b4d271b6bebd796eeaa79947cb1cc3921d2a576", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metrics_panic-7ef8883f6299dcac)
[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" "b826e349f69b01b2afda24e43b4d271b6bebd796eeaa79947cb1cc3921d2a576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b826e349f69b01b2afda24e43b4d271b6bebd796eeaa79947cb1cc3921d2a576", kill_on_drop: false }`
[INFO] [stdout] b826e349f69b01b2afda24e43b4d271b6bebd796eeaa79947cb1cc3921d2a576