[INFO] fetching crate blackbox_derive 0.1.0...
[INFO] documenting blackbox_derive-0.1.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate blackbox_derive 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate blackbox_derive 0.1.0 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 blackbox_derive 0.1.0
[INFO] finished tweaking crates.io crate blackbox_derive 0.1.0
[INFO] tweaked toml for crates.io crate blackbox_derive 0.1.0 written to /workspace/builds/worker-3/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blackbox v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] bdcedbf3e0067383414795aafd3adac2670d3895c0e94d3f8452691c13aef628
[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" "bdcedbf3e0067383414795aafd3adac2670d3895c0e94d3f8452691c13aef628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdcedbf3e0067383414795aafd3adac2670d3895c0e94d3f8452691c13aef628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdcedbf3e0067383414795aafd3adac2670d3895c0e94d3f8452691c13aef628", kill_on_drop: false }`
[INFO] [stdout] bdcedbf3e0067383414795aafd3adac2670d3895c0e94d3f8452691c13aef628
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 3737d763016d755f9826ab014a583f879c8c6797321736cad7b4c977946bd104
[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" "3737d763016d755f9826ab014a583f879c8c6797321736cad7b4c977946bd104", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking special v0.8.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking probability v0.15.12
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking slog-async v2.5.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rulinalg v0.3.7
[INFO] [stderr]     Checking slog-term v2.6.0
[INFO] [stderr]     Checking rusty-machine v0.5.4
[INFO] [stderr]     Checking blackbox v0.2.0
[INFO] [stderr]  Documenting blackbox_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.90s
[INFO] running `Command { std: "docker" "inspect" "3737d763016d755f9826ab014a583f879c8c6797321736cad7b4c977946bd104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3737d763016d755f9826ab014a583f879c8c6797321736cad7b4c977946bd104", kill_on_drop: false }`
[INFO] [stdout] 3737d763016d755f9826ab014a583f879c8c6797321736cad7b4c977946bd104