[INFO] fetching crate poco-scheme 0.0.1...
[INFO] checking poco-scheme-0.0.1 against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] extracting crate poco-scheme 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate poco-scheme 0.0.1 on toolchain bb9dbf1d07454a99066eabaabd5819851281494b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate poco-scheme 0.0.1
[INFO] finished tweaking crates.io crate poco-scheme 0.0.1
[INFO] tweaked toml for crates.io crate poco-scheme 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate poco-scheme 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gc v0.3.3
[INFO] [stderr]   Downloaded lexpr-macros v0.2.0
[INFO] [stderr]   Downloaded lexpr v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f0cd0437d8dc5a192805a1e2f5e2204d3c456ac2b6488de99ab21aeb74dbe45
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8f0cd0437d8dc5a192805a1e2f5e2204d3c456ac2b6488de99ab21aeb74dbe45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f0cd0437d8dc5a192805a1e2f5e2204d3c456ac2b6488de99ab21aeb74dbe45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0cd0437d8dc5a192805a1e2f5e2204d3c456ac2b6488de99ab21aeb74dbe45", kill_on_drop: false }`
[INFO] [stdout] 8f0cd0437d8dc5a192805a1e2f5e2204d3c456ac2b6488de99ab21aeb74dbe45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ace22257948a5b4be01093e4acef65a14af61d68f4586ffd4ea2eb672bb0b1f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5ace22257948a5b4be01093e4acef65a14af61d68f4586ffd4ea2eb672bb0b1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking gc v0.3.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.8
[INFO] [stderr]    Compiling lexpr-macros v0.2.0
[INFO] [stderr]     Checking lexpr v0.2.3
[INFO] [stderr]     Checking poco-scheme v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.35s
[INFO] running `Command { std: "docker" "inspect" "5ace22257948a5b4be01093e4acef65a14af61d68f4586ffd4ea2eb672bb0b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ace22257948a5b4be01093e4acef65a14af61d68f4586ffd4ea2eb672bb0b1f", kill_on_drop: false }`
[INFO] [stdout] 5ace22257948a5b4be01093e4acef65a14af61d68f4586ffd4ea2eb672bb0b1f