[INFO] fetching crate ukanren 0.0.5...
[INFO] checking ukanren-0.0.5 against master#1280928a99ad3ef2c5735b42dc8852456ae3b974 for pr-120798
[INFO] extracting crate ukanren 0.0.5 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ukanren 0.0.5 on toolchain 1280928a99ad3ef2c5735b42dc8852456ae3b974
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ukanren 0.0.5
[INFO] finished tweaking crates.io crate ukanren 0.0.5
[INFO] tweaked toml for crates.io crate ukanren 0.0.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded archery v0.4.0
[INFO] [stderr]   Downloaded rpds v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb7fd83efefe18b3d568536de40ef8aea9d54e77c3de34f5b2d1930309b05a50
[INFO] running `Command { std: "docker" "start" "-a" "cb7fd83efefe18b3d568536de40ef8aea9d54e77c3de34f5b2d1930309b05a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb7fd83efefe18b3d568536de40ef8aea9d54e77c3de34f5b2d1930309b05a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb7fd83efefe18b3d568536de40ef8aea9d54e77c3de34f5b2d1930309b05a50", kill_on_drop: false }`
[INFO] [stdout] cb7fd83efefe18b3d568536de40ef8aea9d54e77c3de34f5b2d1930309b05a50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1280928a99ad3ef2c5735b42dc8852456ae3b974" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 446e8e7928cbb0e91bc1487948131ad2e84397f91968e945ea6da08517fab5de
[INFO] running `Command { std: "docker" "start" "-a" "446e8e7928cbb0e91bc1487948131ad2e84397f91968e945ea6da08517fab5de", kill_on_drop: false }`
[INFO] [stderr]     Checking archery v0.4.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking rpds v0.9.0
[INFO] [stderr]     Checking ukanren v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "446e8e7928cbb0e91bc1487948131ad2e84397f91968e945ea6da08517fab5de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446e8e7928cbb0e91bc1487948131ad2e84397f91968e945ea6da08517fab5de", kill_on_drop: false }`
[INFO] [stdout] 446e8e7928cbb0e91bc1487948131ad2e84397f91968e945ea6da08517fab5de