[INFO] fetching crate adserver 0.0.1...
[INFO] checking adserver-0.0.1 against try#6757d700f93f6d16c8b39cf79e96b019bd570e7d for pr-155299
[INFO] extracting crate adserver 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate adserver 0.0.1
[INFO] finished tweaking crates.io crate adserver 0.0.1
[INFO] tweaked toml for crates.io crate adserver 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate adserver 0.0.1 on toolchain 6757d700f93f6d16c8b39cf79e96b019bd570e7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate adserver 0.0.1 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" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 859216c54113e230daee32e7078467ee71a1eeec0141724a16ba90b90819055f
[INFO] running `Command { std: "docker" "start" "-a" "859216c54113e230daee32e7078467ee71a1eeec0141724a16ba90b90819055f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "859216c54113e230daee32e7078467ee71a1eeec0141724a16ba90b90819055f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859216c54113e230daee32e7078467ee71a1eeec0141724a16ba90b90819055f", kill_on_drop: false }`
[INFO] [stdout] 859216c54113e230daee32e7078467ee71a1eeec0141724a16ba90b90819055f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f365af45249e027718beb7fdff330b68af6488ea2144b020ae8e83da11f80774
[INFO] running `Command { std: "docker" "start" "-a" "f365af45249e027718beb7fdff330b68af6488ea2144b020ae8e83da11f80774", kill_on_drop: false }`
[INFO] [stderr]     Checking adserver v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "f365af45249e027718beb7fdff330b68af6488ea2144b020ae8e83da11f80774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f365af45249e027718beb7fdff330b68af6488ea2144b020ae8e83da11f80774", kill_on_drop: false }`
[INFO] [stdout] f365af45249e027718beb7fdff330b68af6488ea2144b020ae8e83da11f80774
