[INFO] fetching crate proc-macro-hack 0.5.19...
[INFO] checking proc-macro-hack-0.5.19 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate proc-macro-hack 0.5.19 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate proc-macro-hack 0.5.19 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proc-macro-hack 0.5.19
[INFO] finished tweaking crates.io crate proc-macro-hack 0.5.19
[INFO] tweaked toml for crates.io crate proc-macro-hack 0.5.19 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded demo-hack v0.0.5
[INFO] [stderr]   Downloaded demo-hack-impl v0.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", 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] 056a0c8f9a7fdd444927eb419dfb22c8109b66b356d13dda56e657a0ae1d1bd2
[INFO] running `Command { std: "docker" "start" "-a" "056a0c8f9a7fdd444927eb419dfb22c8109b66b356d13dda56e657a0ae1d1bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "056a0c8f9a7fdd444927eb419dfb22c8109b66b356d13dda56e657a0ae1d1bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "056a0c8f9a7fdd444927eb419dfb22c8109b66b356d13dda56e657a0ae1d1bd2", kill_on_drop: false }`
[INFO] [stdout] 056a0c8f9a7fdd444927eb419dfb22c8109b66b356d13dda56e657a0ae1d1bd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b07f59b9727ad100e2f299473f260e49574170abd3ca49cdfaa7c76c9a5a609
[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" "7b07f59b9727ad100e2f299473f260e49574170abd3ca49cdfaa7c76c9a5a609", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling trybuild v1.0.38
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]    Compiling demo-hack-impl v0.0.5
[INFO] [stderr]     Checking demo-hack v0.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.72s
[INFO] running `Command { std: "docker" "inspect" "7b07f59b9727ad100e2f299473f260e49574170abd3ca49cdfaa7c76c9a5a609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b07f59b9727ad100e2f299473f260e49574170abd3ca49cdfaa7c76c9a5a609", kill_on_drop: false }`
[INFO] [stdout] 7b07f59b9727ad100e2f299473f260e49574170abd3ca49cdfaa7c76c9a5a609