[INFO] fetching crate serde_prom 0.2.0...
[INFO] testing serde_prom-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate serde_prom 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate serde_prom 0.2.0
[INFO] finished tweaking crates.io crate serde_prom 0.2.0
[INFO] tweaked toml for crates.io crate serde_prom 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_prom 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde_prom 0.2.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 097bdab0201ca7619357e468fcc9bd2689e59bfa6628a343126797ca2ee0f63a
[INFO] running `Command { std: "docker" "start" "-a" "097bdab0201ca7619357e468fcc9bd2689e59bfa6628a343126797ca2ee0f63a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "097bdab0201ca7619357e468fcc9bd2689e59bfa6628a343126797ca2ee0f63a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097bdab0201ca7619357e468fcc9bd2689e59bfa6628a343126797ca2ee0f63a", kill_on_drop: false }`
[INFO] [stdout] 097bdab0201ca7619357e468fcc9bd2689e59bfa6628a343126797ca2ee0f63a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e89d47c4d9cd7c25f68ab23b2ad3c5b3192e8789dae66628704d3931be919a6
[INFO] running `Command { std: "docker" "start" "-a" "5e89d47c4d9cd7c25f68ab23b2ad3c5b3192e8789dae66628704d3931be919a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling strum v0.27.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling indexmap v2.8.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_prom v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.04s
[INFO] running `Command { std: "docker" "inspect" "5e89d47c4d9cd7c25f68ab23b2ad3c5b3192e8789dae66628704d3931be919a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e89d47c4d9cd7c25f68ab23b2ad3c5b3192e8789dae66628704d3931be919a6", kill_on_drop: false }`
[INFO] [stdout] 5e89d47c4d9cd7c25f68ab23b2ad3c5b3192e8789dae66628704d3931be919a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 762f7f6c779a0ddd26ab637ea041bdb669ee28d51289d4498e21e1c71d69a3dd
[INFO] running `Command { std: "docker" "start" "-a" "762f7f6c779a0ddd26ab637ea041bdb669ee28d51289d4498e21e1c71d69a3dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.21.1
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling auto_ops v0.3.0
[INFO] [stderr]    Compiling pest v2.7.15
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling pest_meta v2.7.15
[INFO] [stderr]    Compiling pest_generator v2.7.15
[INFO] [stderr]    Compiling pest_derive v2.7.15
[INFO] [stderr]    Compiling openmetrics-parser v0.4.4
[INFO] [stderr]    Compiling serde_prom v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "762f7f6c779a0ddd26ab637ea041bdb669ee28d51289d4498e21e1c71d69a3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "762f7f6c779a0ddd26ab637ea041bdb669ee28d51289d4498e21e1c71d69a3dd", kill_on_drop: false }`
[INFO] [stdout] 762f7f6c779a0ddd26ab637ea041bdb669ee28d51289d4498e21e1c71d69a3dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23ea175e5047625fa5cb6e173237daaec92a310bb40b9a3348885e241a288159
[INFO] running `Command { std: "docker" "start" "-a" "23ea175e5047625fa5cb6e173237daaec92a310bb40b9a3348885e241a288159", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_prom-449107745cfc1f08)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::serialize_nested ... ok
[INFO] [stderr]    Doc-tests serde_prom
[INFO] [stdout] test tests::test_parse_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "23ea175e5047625fa5cb6e173237daaec92a310bb40b9a3348885e241a288159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23ea175e5047625fa5cb6e173237daaec92a310bb40b9a3348885e241a288159", kill_on_drop: false }`
[INFO] [stdout] 23ea175e5047625fa5cb6e173237daaec92a310bb40b9a3348885e241a288159