[INFO] fetching crate prometheus-hyper 0.2.1...
[INFO] testing prometheus-hyper-0.2.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate prometheus-hyper 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate prometheus-hyper 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate prometheus-hyper 0.2.1
[INFO] tweaked toml for crates.io crate prometheus-hyper 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometheus-hyper 0.2.1 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] crate crates.io crate prometheus-hyper 0.2.1 already has a lockfile, it will not be regenerated
[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 prometheus v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9a2eecca957d65639444c9144027244b765845d3d762cb56d8b6b2aeac3c3315
[INFO] running `Command { std: "docker" "start" "-a" "9a2eecca957d65639444c9144027244b765845d3d762cb56d8b6b2aeac3c3315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a2eecca957d65639444c9144027244b765845d3d762cb56d8b6b2aeac3c3315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a2eecca957d65639444c9144027244b765845d3d762cb56d8b6b2aeac3c3315", kill_on_drop: false }`
[INFO] [stdout] 9a2eecca957d65639444c9144027244b765845d3d762cb56d8b6b2aeac3c3315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2f91371d8b133595640f9307778116dfe462f1fabdf788e94843ed1e3ce91a3e
[INFO] running `Command { std: "docker" "start" "-a" "2f91371d8b133595640f9307778116dfe462f1fabdf788e94843ed1e3ce91a3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling prometheus v0.14.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling hyper-util v0.1.11
[INFO] [stderr]    Compiling prometheus-hyper v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.09s
[INFO] running `Command { std: "docker" "inspect" "2f91371d8b133595640f9307778116dfe462f1fabdf788e94843ed1e3ce91a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f91371d8b133595640f9307778116dfe462f1fabdf788e94843ed1e3ce91a3e", kill_on_drop: false }`
[INFO] [stdout] 2f91371d8b133595640f9307778116dfe462f1fabdf788e94843ed1e3ce91a3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 93477ffe172f81a0d088829bfec44fe3525f99a07f438cc734143d38a685debd
[INFO] running `Command { std: "docker" "start" "-a" "93477ffe172f81a0d088829bfec44fe3525f99a07f438cc734143d38a685debd", kill_on_drop: false }`
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling hyper-util v0.1.11
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling prometheus-hyper v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.77s
[INFO] running `Command { std: "docker" "inspect" "93477ffe172f81a0d088829bfec44fe3525f99a07f438cc734143d38a685debd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93477ffe172f81a0d088829bfec44fe3525f99a07f438cc734143d38a685debd", kill_on_drop: false }`
[INFO] [stdout] 93477ffe172f81a0d088829bfec44fe3525f99a07f438cc734143d38a685debd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 02187a761fc42f3ce3d2c3db9d63418ef3ada9761a46764c4f839b1f126887e3
[INFO] running `Command { std: "docker" "start" "-a" "02187a761fc42f3ce3d2c3db9d63418ef3ada9761a46764c4f839b1f126887e3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/prometheus_hyper-e42ec3b2fa64ccdf)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_create ... ok
[INFO] [stdout] test tests::test_wrong_endpoint_sample ... ok
[INFO] [stdout] test tests::test_sample ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "02187a761fc42f3ce3d2c3db9d63418ef3ada9761a46764c4f839b1f126887e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02187a761fc42f3ce3d2c3db9d63418ef3ada9761a46764c4f839b1f126887e3", kill_on_drop: false }`
[INFO] [stdout] 02187a761fc42f3ce3d2c3db9d63418ef3ada9761a46764c4f839b1f126887e3