[INFO] crate fuser 0.4.0 is already in cache
[INFO] documenting fuser-0.4.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate fuser 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fuser 0.4.0 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fuser 0.4.0
[INFO] finished tweaking crates.io crate fuser 0.4.0
[INFO] tweaked toml for crates.io crate fuser 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate fuser 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9ac77fbb0fcf8571837a017cd9ada9e852631d5fb6d57de292d167eb07abbb1
[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" "e9ac77fbb0fcf8571837a017cd9ada9e852631d5fb6d57de292d167eb07abbb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9ac77fbb0fcf8571837a017cd9ada9e852631d5fb6d57de292d167eb07abbb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ac77fbb0fcf8571837a017cd9ada9e852631d5fb6d57de292d167eb07abbb1", kill_on_drop: false }`
[INFO] [stdout] e9ac77fbb0fcf8571837a017cd9ada9e852631d5fb6d57de292d167eb07abbb1
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aaa5721d53522ef9baa257111d732700ff2ce998dd34984a95c13a097f28963f
[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" "aaa5721d53522ef9baa257111d732700ff2ce998dd34984a95c13a097f28963f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fuser v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]  Documenting fuser v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: warn(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]   --> src/fuse_abi.rs:21:40
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![warn(missing_debug_implementations, rust_2018_idioms)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: warn(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]  --> src/fuse_sys.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![warn(missing_debug_implementations, rust_2018_idioms)]
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: warn(rust_2018_idioms) is ignored unless specified at crate level
[INFO] [stdout]   --> src/fuse_abi.rs:21:40
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![warn(missing_debug_implementations, rust_2018_idioms)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "aaa5721d53522ef9baa257111d732700ff2ce998dd34984a95c13a097f28963f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaa5721d53522ef9baa257111d732700ff2ce998dd34984a95c13a097f28963f", kill_on_drop: false }`
[INFO] [stdout] aaa5721d53522ef9baa257111d732700ff2ce998dd34984a95c13a097f28963f