[INFO] fetching crate fregate 0.3.1...
[INFO] building fregate-0.3.1 against master#a29f341a8ac4e9325a5e37027b4215f50a76d06f for pr-101929
[INFO] extracting crate fregate 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fregate 0.3.1 on toolchain a29f341a8ac4e9325a5e37027b4215f50a76d06f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fregate 0.3.1
[INFO] finished tweaking crates.io crate fregate 0.3.1
[INFO] tweaked toml for crates.io crate fregate 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.9.0
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[INFO] [stderr]   Downloaded metrics v0.20.1
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[INFO] [stderr]   Downloaded opentelemetry v0.17.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1206206c9d401519082f010be139b70c091131342111a90919f916976eb1fc3
[INFO] running `Command { std: "docker" "start" "-a" "b1206206c9d401519082f010be139b70c091131342111a90919f916976eb1fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1206206c9d401519082f010be139b70c091131342111a90919f916976eb1fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1206206c9d401519082f010be139b70c091131342111a90919f916976eb1fc3", kill_on_drop: false }`
[INFO] [stdout] b1206206c9d401519082f010be139b70c091131342111a90919f916976eb1fc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 936c3b0c86f863430ef2a1369d7208a4c06741b878ce453f444baf6bd147ffce
[INFO] running `Command { std: "docker" "start" "-a" "936c3b0c86f863430ef2a1369d7208a4c06741b878ce453f444baf6bd147ffce", kill_on_drop: false }`
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[INFO] [stderr]    Compiling opentelemetry-http v0.6.0
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[INFO] [stderr]    Compiling tonic v0.8.1
[INFO] [stderr]    Compiling fregate v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "936c3b0c86f863430ef2a1369d7208a4c06741b878ce453f444baf6bd147ffce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "936c3b0c86f863430ef2a1369d7208a4c06741b878ce453f444baf6bd147ffce", kill_on_drop: false }`
[INFO] [stdout] 936c3b0c86f863430ef2a1369d7208a4c06741b878ce453f444baf6bd147ffce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f80f9c22790eac13785619d7c71820d66c0d99cd68f2969dc58799389e084b25
[INFO] running `Command { std: "docker" "start" "-a" "f80f9c22790eac13785619d7c71820d66c0d99cd68f2969dc58799389e084b25", kill_on_drop: false }`
[INFO] [stderr]    Compiling fregate v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.45s
[INFO] running `Command { std: "docker" "inspect" "f80f9c22790eac13785619d7c71820d66c0d99cd68f2969dc58799389e084b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80f9c22790eac13785619d7c71820d66c0d99cd68f2969dc58799389e084b25", kill_on_drop: false }`
[INFO] [stdout] f80f9c22790eac13785619d7c71820d66c0d99cd68f2969dc58799389e084b25