[INFO] fetching crate cuprate-arti 0.0.0-placeholder...
[INFO] checking cuprate-arti-0.0.0-placeholder against master#0f353363965ebf05e0757f7679c800b39c51a07e for pr-144896
[INFO] extracting crate cuprate-arti 0.0.0-placeholder into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate cuprate-arti 0.0.0-placeholder
[INFO] finished tweaking crates.io crate cuprate-arti 0.0.0-placeholder
[INFO] tweaked toml for crates.io crate cuprate-arti 0.0.0-placeholder written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cuprate-arti 0.0.0-placeholder on toolchain 0f353363965ebf05e0757f7679c800b39c51a07e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "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" "+0f353363965ebf05e0757f7679c800b39c51a07e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4becf938eda572bf56651932b70078ed17227b434e3a817c3f68186b59993cac
[INFO] running `Command { std: "docker" "start" "-a" "4becf938eda572bf56651932b70078ed17227b434e3a817c3f68186b59993cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4becf938eda572bf56651932b70078ed17227b434e3a817c3f68186b59993cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4becf938eda572bf56651932b70078ed17227b434e3a817c3f68186b59993cac", kill_on_drop: false }`
[INFO] [stdout] 4becf938eda572bf56651932b70078ed17227b434e3a817c3f68186b59993cac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+0f353363965ebf05e0757f7679c800b39c51a07e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb8ec3db5cd6f826c4d04e67a4ea15978d4acdec901922605ced745800569aa1
[INFO] running `Command { std: "docker" "start" "-a" "bb8ec3db5cd6f826c4d04e67a4ea15978d4acdec901922605ced745800569aa1", kill_on_drop: false }`
[INFO] [stderr]     Checking cuprate-arti v0.0.0-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "bb8ec3db5cd6f826c4d04e67a4ea15978d4acdec901922605ced745800569aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb8ec3db5cd6f826c4d04e67a4ea15978d4acdec901922605ced745800569aa1", kill_on_drop: false }`
[INFO] [stdout] bb8ec3db5cd6f826c4d04e67a4ea15978d4acdec901922605ced745800569aa1