[INFO] fetching crate fix-hidden-lifetime-bug-proc_macros 0.2.4...
[INFO] checking fix-hidden-lifetime-bug-proc_macros-0.2.4 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate fix-hidden-lifetime-bug-proc_macros 0.2.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fix-hidden-lifetime-bug-proc_macros 0.2.4 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fix-hidden-lifetime-bug-proc_macros 0.2.4
[INFO] finished tweaking crates.io crate fix-hidden-lifetime-bug-proc_macros 0.2.4
[INFO] tweaked toml for crates.io crate fix-hidden-lifetime-bug-proc_macros 0.2.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ansi_colours v1.0.4
[INFO] [stderr]   Downloaded liquid-lib v0.20.2
[INFO] [stderr]   Downloaded liquid-core v0.20.2
[INFO] [stderr]   Downloaded kstring v0.1.2
[INFO] [stderr]   Downloaded liquid v0.20.1
[INFO] [stderr]   Downloaded liquid-derive v0.20.1
[INFO] [stderr]   Downloaded bat v0.15.4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2656664ef55ac17e845871cb459a2d38d8334d2ab6b32a4288ef17acde75576f
[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" "2656664ef55ac17e845871cb459a2d38d8334d2ab6b32a4288ef17acde75576f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2656664ef55ac17e845871cb459a2d38d8334d2ab6b32a4288ef17acde75576f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2656664ef55ac17e845871cb459a2d38d8334d2ab6b32a4288ef17acde75576f", kill_on_drop: false }`
[INFO] [stdout] 2656664ef55ac17e845871cb459a2d38d8334d2ab6b32a4288ef17acde75576f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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] cf4fc9b41c0a79225a1546033adeadc54af5a6a5c6c39837b732c967759bc638
[INFO] running `Command { std: "docker" "start" "-a" "cf4fc9b41c0a79225a1546033adeadc54af5a6a5c6c39837b732c967759bc638", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking syn v1.0.73
[INFO] [stderr]     Checking fix-hidden-lifetime-bug-proc_macros v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "cf4fc9b41c0a79225a1546033adeadc54af5a6a5c6c39837b732c967759bc638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4fc9b41c0a79225a1546033adeadc54af5a6a5c6c39837b732c967759bc638", kill_on_drop: false }`
[INFO] [stdout] cf4fc9b41c0a79225a1546033adeadc54af5a6a5c6c39837b732c967759bc638