[INFO] crate trench 0.3.0 is already in cache
[INFO] documenting trench-0.3.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate trench 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate trench 0.3.0 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 trench 0.3.0
[INFO] finished tweaking crates.io crate trench 0.3.0
[INFO] tweaked toml for crates.io crate trench 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] f41a0c2782f18c693d1ee6a030ec943ac97cf58e056b784ee300560b3e0c4ef6
[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" "f41a0c2782f18c693d1ee6a030ec943ac97cf58e056b784ee300560b3e0c4ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f41a0c2782f18c693d1ee6a030ec943ac97cf58e056b784ee300560b3e0c4ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41a0c2782f18c693d1ee6a030ec943ac97cf58e056b784ee300560b3e0c4ef6", kill_on_drop: false }`
[INFO] [stdout] f41a0c2782f18c693d1ee6a030ec943ac97cf58e056b784ee300560b3e0c4ef6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5705548257fecfc580578660edd35a9a64f397dff797ed0195228157d3e353b7
[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" "5705548257fecfc580578660edd35a9a64f397dff797ed0195228157d3e353b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]  Documenting trench v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]   --> src/lib.rs:31:14
[INFO] [stdout]    |
[INFO] [stdout] 31 |     unsafe { asm!("" : : "r"(&dummy)) }
[INFO] [stdout]    |              ----^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: replace with: `llvm_asm!`
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]    = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `trench`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name trench src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern time=/opt/rustwide/target/debug/deps/libtime-e7be7863b5f9349e.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "5705548257fecfc580578660edd35a9a64f397dff797ed0195228157d3e353b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5705548257fecfc580578660edd35a9a64f397dff797ed0195228157d3e353b7", kill_on_drop: false }`
[INFO] [stdout] 5705548257fecfc580578660edd35a9a64f397dff797ed0195228157d3e353b7