[INFO] fetching crate tower-http-metrics 0.0.2...
[INFO] testing tower-http-metrics-0.0.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate tower-http-metrics 0.0.2 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate tower-http-metrics 0.0.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tower-http-metrics 0.0.2
[INFO] finished tweaking crates.io crate tower-http-metrics 0.0.2
[INFO] tweaked toml for crates.io crate tower-http-metrics 0.0.2 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fec1e8df9cd0a981b863c4bf5cc5e249333ca1df80a93634d08af8dc73b57163
[INFO] running `Command { std: "docker" "start" "-a" "fec1e8df9cd0a981b863c4bf5cc5e249333ca1df80a93634d08af8dc73b57163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fec1e8df9cd0a981b863c4bf5cc5e249333ca1df80a93634d08af8dc73b57163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec1e8df9cd0a981b863c4bf5cc5e249333ca1df80a93634d08af8dc73b57163", kill_on_drop: false }`
[INFO] [stdout] fec1e8df9cd0a981b863c4bf5cc5e249333ca1df80a93634d08af8dc73b57163
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa651668340e2734637afc264a26ce9a28ed7ea4f30bd3c3398ab9eda5af7969
[INFO] running `Command { std: "docker" "start" "-a" "fa651668340e2734637afc264a26ce9a28ed7ea4f30bd3c3398ab9eda5af7969", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling metrics v0.18.1
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling tracing-core v0.1.25
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling tracing v0.1.33
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling tower v0.4.12
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling metrics-macros v0.5.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tower-http-metrics v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.97s
[INFO] running `Command { std: "docker" "inspect" "fa651668340e2734637afc264a26ce9a28ed7ea4f30bd3c3398ab9eda5af7969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa651668340e2734637afc264a26ce9a28ed7ea4f30bd3c3398ab9eda5af7969", kill_on_drop: false }`
[INFO] [stdout] fa651668340e2734637afc264a26ce9a28ed7ea4f30bd3c3398ab9eda5af7969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 566ade95d6bfcb3e3e9f91a595dcdb677b8889f2ced4415e6d072a062e4c295d
[INFO] running `Command { std: "docker" "start" "-a" "566ade95d6bfcb3e3e9f91a595dcdb677b8889f2ced4415e6d072a062e4c295d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tower-http-metrics v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/tower_http_metrics-5c6657612544cf6b)
[INFO] running `Command { std: "docker" "inspect" "566ade95d6bfcb3e3e9f91a595dcdb677b8889f2ced4415e6d072a062e4c295d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566ade95d6bfcb3e3e9f91a595dcdb677b8889f2ced4415e6d072a062e4c295d", kill_on_drop: false }`
[INFO] [stdout] 566ade95d6bfcb3e3e9f91a595dcdb677b8889f2ced4415e6d072a062e4c295d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 03cbf688a7668aceb27e8ff2397ede0f08fcdf6a3c2c49e68aea74f3cae36635
[INFO] running `Command { std: "docker" "start" "-a" "03cbf688a7668aceb27e8ff2397ede0f08fcdf6a3c2c49e68aea74f3cae36635", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tower_http_metrics-5c6657612544cf6b)
[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] [stderr]    Doc-tests tower-http-metrics
[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" "03cbf688a7668aceb27e8ff2397ede0f08fcdf6a3c2c49e68aea74f3cae36635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03cbf688a7668aceb27e8ff2397ede0f08fcdf6a3c2c49e68aea74f3cae36635", kill_on_drop: false }`
[INFO] [stdout] 03cbf688a7668aceb27e8ff2397ede0f08fcdf6a3c2c49e68aea74f3cae36635