[INFO] fetching crate inheritance 0.0.1-alpha.2...
[INFO] checking inheritance-0.0.1-alpha.2 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate inheritance 0.0.1-alpha.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate inheritance 0.0.1-alpha.2 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate inheritance 0.0.1-alpha.2
[INFO] finished tweaking crates.io crate inheritance 0.0.1-alpha.2
[INFO] tweaked toml for crates.io crate inheritance 0.0.1-alpha.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate inheritance 0.0.1-alpha.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.98
[INFO] [stderr]   Downloaded toml v0.5.1
[INFO] [stderr]   Downloaded inheritance-proc-macro v0.0.1-alpha.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c92819a184d7cf4a09236e4f2eb11140a3486b36ff506070f5588e550355acaa
[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" "c92819a184d7cf4a09236e4f2eb11140a3486b36ff506070f5588e550355acaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c92819a184d7cf4a09236e4f2eb11140a3486b36ff506070f5588e550355acaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c92819a184d7cf4a09236e4f2eb11140a3486b36ff506070f5588e550355acaa", kill_on_drop: false }`
[INFO] [stdout] c92819a184d7cf4a09236e4f2eb11140a3486b36ff506070f5588e550355acaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d17adfa8855569a704f5fbf163a2e203fa40fdfde44d7673c31c2c5e7bddcb4
[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" "0d17adfa8855569a704f5fbf163a2e203fa40fdfde44d7673c31c2c5e7bddcb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling toml v0.5.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]    Compiling proc-quote v0.2.2
[INFO] [stderr]    Compiling fstrings-proc-macro v0.1.4
[INFO] [stderr]    Compiling fstrings v0.1.4
[INFO] [stderr]    Compiling inheritance-proc-macro v0.0.1-alpha.2
[INFO] [stderr]     Checking inheritance v0.0.1-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.27s
[INFO] running `Command { std: "docker" "inspect" "0d17adfa8855569a704f5fbf163a2e203fa40fdfde44d7673c31c2c5e7bddcb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d17adfa8855569a704f5fbf163a2e203fa40fdfde44d7673c31c2c5e7bddcb4", kill_on_drop: false }`
[INFO] [stdout] 0d17adfa8855569a704f5fbf163a2e203fa40fdfde44d7673c31c2c5e7bddcb4