[INFO] fetching crate prom-write 0.2.1...
[INFO] checking prom-write-0.2.1 against master#a33907a7a5381473eec8bcfa0c56e05a856a911c for pr-151539
[INFO] extracting crate prom-write 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate prom-write 0.2.1
[INFO] finished tweaking crates.io crate prom-write 0.2.1
[INFO] tweaked toml for crates.io crate prom-write 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prom-write 0.2.1 on toolchain a33907a7a5381473eec8bcfa0c56e05a856a911c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate prom-write 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" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snap v1.1.0
[INFO] [stderr]   Downloaded prometheus_remote_write v0.2.1
[INFO] [stderr]   Downloaded prometheus-parse v0.2.4
[INFO] [stderr]   Downloaded prost-derive v0.12.1
[INFO] [stderr]   Downloaded prost v0.12.1
[INFO] [stderr]   Downloaded ureq v2.8.0
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8614691b39f8acdbdbf90764b5ee4b3762da80b12337561b08690d0dfa9a9f12
[INFO] running `Command { std: "docker" "start" "-a" "8614691b39f8acdbdbf90764b5ee4b3762da80b12337561b08690d0dfa9a9f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8614691b39f8acdbdbf90764b5ee4b3762da80b12337561b08690d0dfa9a9f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8614691b39f8acdbdbf90764b5ee4b3762da80b12337561b08690d0dfa9a9f12", kill_on_drop: false }`
[INFO] [stdout] 8614691b39f8acdbdbf90764b5ee4b3762da80b12337561b08690d0dfa9a9f12
[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=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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91842785baea63b9fcf43d15c6c5b307ada5dcd94f9a63765e174dcd5addf4cc
[INFO] running `Command { std: "docker" "start" "-a" "91842785baea63b9fcf43d15c6c5b307ada5dcd94f9a63765e174dcd5addf4cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling snap v1.1.0
[INFO] [stderr]    Compiling rustls v0.21.8
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling ring v0.17.5
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling prost-derive v0.12.1
[INFO] [stderr]     Checking prost v0.12.1
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking prometheus-parse v0.2.4
[INFO] [stderr]     Checking prometheus_remote_write v0.2.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking ureq v2.8.0
[INFO] [stderr]     Checking prom-write v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.32s
[INFO] running `Command { std: "docker" "inspect" "91842785baea63b9fcf43d15c6c5b307ada5dcd94f9a63765e174dcd5addf4cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91842785baea63b9fcf43d15c6c5b307ada5dcd94f9a63765e174dcd5addf4cc", kill_on_drop: false }`
[INFO] [stdout] 91842785baea63b9fcf43d15c6c5b307ada5dcd94f9a63765e174dcd5addf4cc