[INFO] fetching crate prometheus-measures-exporter 0.0.3...
[INFO] testing prometheus-measures-exporter-0.0.3 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate prometheus-measures-exporter 0.0.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate prometheus-measures-exporter 0.0.3
[INFO] finished tweaking crates.io crate prometheus-measures-exporter 0.0.3
[INFO] tweaked toml for crates.io crate prometheus-measures-exporter 0.0.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometheus-measures-exporter 0.0.3 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate prometheus-measures-exporter 0.0.3 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9
[INFO] running `Command { std: "docker" "start" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling prometheus-measures-exporter v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.84s
[INFO] running `Command { std: "docker" "inspect" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheus-measures-exporter v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/prometheus-measures-exporter/0ee160f928e4b64c/out/prometheus_measures_exporter-0ee160f928e4b64c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test measurers_by_label::test::test ... ok
[INFO] [stdout] test measurer::test::test ... 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] [stderr]    Doc-tests prometheus_measures_exporter
[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" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9", kill_on_drop: false }`
[INFO] [stdout] b4d239d58b5d4cae328236354b46cf090869380c145081f183e60b8d49fd93f9
