[INFO] fetching crate tower-http-metrics 0.0.4...
[INFO] testing tower-http-metrics-0.0.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tower-http-metrics 0.0.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tower-http-metrics 0.0.4
[INFO] finished tweaking crates.io crate tower-http-metrics 0.0.4
[INFO] tweaked toml for crates.io crate tower-http-metrics 0.0.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-http-metrics 0.0.4 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding http v0.2.12 (available: v1.4.0)
[INFO] [stderr]       Adding http-body v0.4.6 (available: v1.0.1)
[INFO] [stderr]       Adding metrics v0.20.1 (available: v0.24.3)
[INFO] [stderr]       Adding tower v0.4.13 (available: v0.5.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de20e47279ee03643836a9105b52f9ba8b20acac81d00cc63c2e0cad845b9267
[INFO] running `Command { std: "docker" "start" "-a" "de20e47279ee03643836a9105b52f9ba8b20acac81d00cc63c2e0cad845b9267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de20e47279ee03643836a9105b52f9ba8b20acac81d00cc63c2e0cad845b9267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de20e47279ee03643836a9105b52f9ba8b20acac81d00cc63c2e0cad845b9267", kill_on_drop: false }`
[INFO] [stdout] de20e47279ee03643836a9105b52f9ba8b20acac81d00cc63c2e0cad845b9267
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72a9c6a885b479215946147b3c1060452049ec62b48fe878741bc286982768fd
[INFO] running `Command { std: "docker" "start" "-a" "72a9c6a885b479215946147b3c1060452049ec62b48fe878741bc286982768fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling portable-atomic v0.3.20
[INFO] [stderr]    Compiling metrics v0.20.1
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling metrics-macros v0.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling tower-http-metrics v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.78s
[INFO] running `Command { std: "docker" "inspect" "72a9c6a885b479215946147b3c1060452049ec62b48fe878741bc286982768fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a9c6a885b479215946147b3c1060452049ec62b48fe878741bc286982768fd", kill_on_drop: false }`
[INFO] [stdout] 72a9c6a885b479215946147b3c1060452049ec62b48fe878741bc286982768fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48c87c48b9b7c701596ae7f4286f1b3b6ffd4e55d868c0170cdac029a4683408
[INFO] running `Command { std: "docker" "start" "-a" "48c87c48b9b7c701596ae7f4286f1b3b6ffd4e55d868c0170cdac029a4683408", kill_on_drop: false }`
[INFO] [stderr]    Compiling tower-http-metrics v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "48c87c48b9b7c701596ae7f4286f1b3b6ffd4e55d868c0170cdac029a4683408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48c87c48b9b7c701596ae7f4286f1b3b6ffd4e55d868c0170cdac029a4683408", kill_on_drop: false }`
[INFO] [stdout] 48c87c48b9b7c701596ae7f4286f1b3b6ffd4e55d868c0170cdac029a4683408
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42379e1b3b4e115928b6e4001946c9fb2f0d5b19b94576a08de66b4407b28dd4
[INFO] running `Command { std: "docker" "start" "-a" "42379e1b3b4e115928b6e4001946c9fb2f0d5b19b94576a08de66b4407b28dd4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tower_http_metrics-5420053c0417e2e2)
[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" "42379e1b3b4e115928b6e4001946c9fb2f0d5b19b94576a08de66b4407b28dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42379e1b3b4e115928b6e4001946c9fb2f0d5b19b94576a08de66b4407b28dd4", kill_on_drop: false }`
[INFO] [stdout] 42379e1b3b4e115928b6e4001946c9fb2f0d5b19b94576a08de66b4407b28dd4
