[INFO] fetching crate dream 0.0.0...
[INFO] checking dream-0.0.0 against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] extracting crate dream 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dream 0.0.0 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 dream 0.0.0
[INFO] finished tweaking crates.io crate dream 0.0.0
[INFO] tweaked toml for crates.io crate dream 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 92a22577f74ab99f505f704400a6cb59bd7e9f20c5151b63b72019799b34c344
[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" "92a22577f74ab99f505f704400a6cb59bd7e9f20c5151b63b72019799b34c344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92a22577f74ab99f505f704400a6cb59bd7e9f20c5151b63b72019799b34c344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a22577f74ab99f505f704400a6cb59bd7e9f20c5151b63b72019799b34c344", kill_on_drop: false }`
[INFO] [stdout] 92a22577f74ab99f505f704400a6cb59bd7e9f20c5151b63b72019799b34c344
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 597221f7f4ae3774a8d8091cae7794a2b1252a757e1666aba0828fae8503a708
[INFO] running `Command { std: "docker" "start" "-a" "597221f7f4ae3774a8d8091cae7794a2b1252a757e1666aba0828fae8503a708", kill_on_drop: false }`
[INFO] [stderr]     Checking dream v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / macro_rules! path_of {
[INFO] [stdout] 2 | |     ($p: path) => {{
[INFO] [stdout] 3 | |         let _ = || {
[INFO] [stdout] 4 | |             use $p;
[INFO] [stdout] ... |
[INFO] [stdout] 8 | |     }};
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / macro_rules! path_of {
[INFO] [stdout] 2 | |     ($p: path) => {{
[INFO] [stdout] 3 | |         let _ = || {
[INFO] [stdout] 4 | |             use $p;
[INFO] [stdout] ... |
[INFO] [stdout] 8 | |     }};
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "597221f7f4ae3774a8d8091cae7794a2b1252a757e1666aba0828fae8503a708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597221f7f4ae3774a8d8091cae7794a2b1252a757e1666aba0828fae8503a708", kill_on_drop: false }`
[INFO] [stdout] 597221f7f4ae3774a8d8091cae7794a2b1252a757e1666aba0828fae8503a708