[INFO] fetching crate errorderive 0.0.1...
[INFO] checking errorderive-0.0.1 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate errorderive 0.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate errorderive 0.0.1 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate errorderive 0.0.1
[INFO] finished tweaking crates.io crate errorderive 0.0.1
[INFO] tweaked toml for crates.io crate errorderive 0.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate errorderive 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.15.39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 256f02e7ab9db34a8cce3439831cc326e56f7b4a14623fec6e7909d666e64928
[INFO] running `Command { std: "docker" "start" "-a" "256f02e7ab9db34a8cce3439831cc326e56f7b4a14623fec6e7909d666e64928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "256f02e7ab9db34a8cce3439831cc326e56f7b4a14623fec6e7909d666e64928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256f02e7ab9db34a8cce3439831cc326e56f7b4a14623fec6e7909d666e64928", kill_on_drop: false }`
[INFO] [stdout] 256f02e7ab9db34a8cce3439831cc326e56f7b4a14623fec6e7909d666e64928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94e47cbcf2e9f21b45b1bad26ae0e9fbb8c3af997289694390d0dce8b0836305
[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" "94e47cbcf2e9f21b45b1bad26ae0e9fbb8c3af997289694390d0dce8b0836305", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]    Compiling errorderive v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking synstructure v0.10.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.55s
[INFO] running `Command { std: "docker" "inspect" "94e47cbcf2e9f21b45b1bad26ae0e9fbb8c3af997289694390d0dce8b0836305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94e47cbcf2e9f21b45b1bad26ae0e9fbb8c3af997289694390d0dce8b0836305", kill_on_drop: false }`
[INFO] [stdout] 94e47cbcf2e9f21b45b1bad26ae0e9fbb8c3af997289694390d0dce8b0836305