[INFO] crate victor 0.0.1 is already in cache
[INFO] documenting victor-0.0.1 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate victor 0.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate victor 0.0.1 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 victor 0.0.1
[INFO] finished tweaking crates.io crate victor 0.0.1
[INFO] tweaked toml for crates.io crate victor 0.0.1 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 91aad19de0c4f5e6115c0f95d413adf4305f3fe0676a976411f42adf459cb560
[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" "91aad19de0c4f5e6115c0f95d413adf4305f3fe0676a976411f42adf459cb560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91aad19de0c4f5e6115c0f95d413adf4305f3fe0676a976411f42adf459cb560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91aad19de0c4f5e6115c0f95d413adf4305f3fe0676a976411f42adf459cb560", kill_on_drop: false }`
[INFO] [stdout] 91aad19de0c4f5e6115c0f95d413adf4305f3fe0676a976411f42adf459cb560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] ba513558aec33f4ee17278484336f286e2d44a81e003680e378f050ddafc3af4
[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" "ba513558aec33f4ee17278484336f286e2d44a81e003680e378f050ddafc3af4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking cssparser v0.5.8
[INFO] [stderr]     Checking xml-rs v0.3.6
[INFO] [stderr]     Checking quickersort v2.2.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache v0.2.29
[INFO] [stderr]     Checking selectors v0.5.9
[INFO] [stderr]  Documenting victor v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(dropck_parametricity)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `unsafe_destructor_blind_to_params` in this scope
[INFO] [stdout]   --> src/arena.rs:71:7
[INFO] [stdout]    |
[INFO] [stdout] 71 |     #[unsafe_destructor_blind_to_params]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `victor`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name victor 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 cssparser=/opt/rustwide/target/debug/deps/libcssparser-a04379bf58aec2d0.rmeta --extern matches=/opt/rustwide/target/debug/deps/libmatches-03f692d7d3b6826d.rmeta --extern selectors=/opt/rustwide/target/debug/deps/libselectors-25d0b5ef98fff34d.rmeta --extern string_cache=/opt/rustwide/target/debug/deps/libstring_cache-d531640635a7f035.rmeta --extern xml=/opt/rustwide/target/debug/deps/libxml-5336a9c05af0f170.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "ba513558aec33f4ee17278484336f286e2d44a81e003680e378f050ddafc3af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba513558aec33f4ee17278484336f286e2d44a81e003680e378f050ddafc3af4", kill_on_drop: false }`
[INFO] [stdout] ba513558aec33f4ee17278484336f286e2d44a81e003680e378f050ddafc3af4