[INFO] fetching crate tower-trace-metrics 0.1.0...
[INFO] testing tower-trace-metrics-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate tower-trace-metrics 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate tower-trace-metrics 0.1.0
[INFO] finished tweaking crates.io crate tower-trace-metrics 0.1.0
[INFO] tweaked toml for crates.io crate tower-trace-metrics 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tower-trace-metrics 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding http v0.2.12 (available: v1.3.1)
[INFO] [stderr]       Adding metrics v0.20.1 (available: v0.24.2)
[INFO] [stderr]       Adding tower-http v0.3.5 (available: v0.6.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded metrics v0.20.1
[INFO] [stderr]   Downloaded metrics-macros v0.6.0
[INFO] [stderr]   Downloaded portable-atomic v0.3.20
[INFO] [stderr]   Downloaded tower-http v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f026f5e2689ec3da22175d302b6c07f280cf5a1708526c3146ac6dedf964843b
[INFO] running `Command { std: "docker" "start" "-a" "f026f5e2689ec3da22175d302b6c07f280cf5a1708526c3146ac6dedf964843b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f026f5e2689ec3da22175d302b6c07f280cf5a1708526c3146ac6dedf964843b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f026f5e2689ec3da22175d302b6c07f280cf5a1708526c3146ac6dedf964843b", kill_on_drop: false }`
[INFO] [stdout] f026f5e2689ec3da22175d302b6c07f280cf5a1708526c3146ac6dedf964843b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 645d8ea7df1404341c3c41b0318449fdaa3a34e7827b9e6f5ab29fc095ad0ff0
[INFO] running `Command { std: "docker" "start" "-a" "645d8ea7df1404341c3c41b0318449fdaa3a34e7827b9e6f5ab29fc095ad0ff0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling portable-atomic v0.3.20
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling metrics v0.20.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling http-range-header v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling metrics-macros v0.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tower-http v0.3.5
[INFO] [stderr]    Compiling tower-trace-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.92s
[INFO] running `Command { std: "docker" "inspect" "645d8ea7df1404341c3c41b0318449fdaa3a34e7827b9e6f5ab29fc095ad0ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "645d8ea7df1404341c3c41b0318449fdaa3a34e7827b9e6f5ab29fc095ad0ff0", kill_on_drop: false }`
[INFO] [stdout] 645d8ea7df1404341c3c41b0318449fdaa3a34e7827b9e6f5ab29fc095ad0ff0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45ac577d7d84c9024f9b35b8628317b8b59b2420153976f89be3fe0d0bb46f5a
[INFO] running `Command { std: "docker" "start" "-a" "45ac577d7d84c9024f9b35b8628317b8b59b2420153976f89be3fe0d0bb46f5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tower-trace-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "45ac577d7d84c9024f9b35b8628317b8b59b2420153976f89be3fe0d0bb46f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ac577d7d84c9024f9b35b8628317b8b59b2420153976f89be3fe0d0bb46f5a", kill_on_drop: false }`
[INFO] [stdout] 45ac577d7d84c9024f9b35b8628317b8b59b2420153976f89be3fe0d0bb46f5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9be3598cfc30aa039ac4334eaa612aef8062f2d762dd708879f021115e6a140d
[INFO] running `Command { std: "docker" "start" "-a" "9be3598cfc30aa039ac4334eaa612aef8062f2d762dd708879f021115e6a140d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tower_trace_metrics-c11d4143a2704864)
[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_trace_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" "9be3598cfc30aa039ac4334eaa612aef8062f2d762dd708879f021115e6a140d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9be3598cfc30aa039ac4334eaa612aef8062f2d762dd708879f021115e6a140d", kill_on_drop: false }`
[INFO] [stdout] 9be3598cfc30aa039ac4334eaa612aef8062f2d762dd708879f021115e6a140d