[INFO] fetching crate gasket-prometheus 0.9.0...
[INFO] testing gasket-prometheus-0.9.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate gasket-prometheus 0.9.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate gasket-prometheus 0.9.0
[INFO] finished tweaking crates.io crate gasket-prometheus 0.9.0
[INFO] tweaked toml for crates.io crate gasket-prometheus 0.9.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gasket-prometheus 0.9.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 124 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gasket v0.9.0
[INFO] [stderr]   Downloaded prometheus_exporter_base v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85286d436bb6a2fd7c7cd3fa3d19faea196c73160f525314aeb4bcd32a6b9646
[INFO] running `Command { std: "docker" "start" "-a" "85286d436bb6a2fd7c7cd3fa3d19faea196c73160f525314aeb4bcd32a6b9646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85286d436bb6a2fd7c7cd3fa3d19faea196c73160f525314aeb4bcd32a6b9646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85286d436bb6a2fd7c7cd3fa3d19faea196c73160f525314aeb4bcd32a6b9646", kill_on_drop: false }`
[INFO] [stdout] 85286d436bb6a2fd7c7cd3fa3d19faea196c73160f525314aeb4bcd32a6b9646
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f45aa63b3ba1cb3febf7b0901a0c118448b7651fefc03824a659b2fc008b68e6
[INFO] running `Command { std: "docker" "start" "-a" "f45aa63b3ba1cb3febf7b0901a0c118448b7651fefc03824a659b2fc008b68e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling webpki v0.22.4
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling tokio-rustls v0.23.4
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling gasket v0.9.0
[INFO] [stderr]    Compiling hyper-rustls v0.23.2
[INFO] [stderr]    Compiling prometheus_exporter_base v1.4.0
[INFO] [stderr]    Compiling gasket-prometheus v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.78s
[INFO] running `Command { std: "docker" "inspect" "f45aa63b3ba1cb3febf7b0901a0c118448b7651fefc03824a659b2fc008b68e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f45aa63b3ba1cb3febf7b0901a0c118448b7651fefc03824a659b2fc008b68e6", kill_on_drop: false }`
[INFO] [stdout] f45aa63b3ba1cb3febf7b0901a0c118448b7651fefc03824a659b2fc008b68e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 036ea901654309502cce34f11dc3882c51ee6cb684b57279578d5782501ddb37
[INFO] running `Command { std: "docker" "start" "-a" "036ea901654309502cce34f11dc3882c51ee6cb684b57279578d5782501ddb37", kill_on_drop: false }`
[INFO] [stderr]    Compiling gasket-prometheus v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "036ea901654309502cce34f11dc3882c51ee6cb684b57279578d5782501ddb37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "036ea901654309502cce34f11dc3882c51ee6cb684b57279578d5782501ddb37", kill_on_drop: false }`
[INFO] [stdout] 036ea901654309502cce34f11dc3882c51ee6cb684b57279578d5782501ddb37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] dabccb91691253dda5c72c9d06847aebd83def7c4b292fee4837b88b80f37cc9
[INFO] running `Command { std: "docker" "start" "-a" "dabccb91691253dda5c72c9d06847aebd83def7c4b292fee4837b88b80f37cc9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/gasket_prometheus-55939b8b8bdc31f2)
[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" "dabccb91691253dda5c72c9d06847aebd83def7c4b292fee4837b88b80f37cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dabccb91691253dda5c72c9d06847aebd83def7c4b292fee4837b88b80f37cc9", kill_on_drop: false }`
[INFO] [stdout] dabccb91691253dda5c72c9d06847aebd83def7c4b292fee4837b88b80f37cc9