[INFO] cloning repository https://github.com/subspace/rust-simulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/subspace/rust-simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubspace%2Frust-simulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubspace%2Frust-simulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cce843368c3fa5b294bd14ae02e6015f2cf7ef1
[INFO] documenting subspace/rust-simulator against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubspace%2Frust-simulator" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/subspace/rust-simulator on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/subspace/rust-simulator
[INFO] finished tweaking git repo https://github.com/subspace/rust-simulator
[INFO] tweaked toml for git repo https://github.com/subspace/rust-simulator written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/subspace/rust-simulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ed7e3cce35abd3e104e8e6d8a135f1500131260e66fa89d93e623e0ba89a03c
[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" "5ed7e3cce35abd3e104e8e6d8a135f1500131260e66fa89d93e623e0ba89a03c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ed7e3cce35abd3e104e8e6d8a135f1500131260e66fa89d93e623e0ba89a03c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed7e3cce35abd3e104e8e6d8a135f1500131260e66fa89d93e623e0ba89a03c", kill_on_drop: false }`
[INFO] [stdout] 5ed7e3cce35abd3e104e8e6d8a135f1500131260e66fa89d93e623e0ba89a03c
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a3c1c03aa72d0f2e67edc45e7e83109cb6ae33943e403f5a467058ac8825c99
[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" "1a3c1c03aa72d0f2e67edc45e7e83109cb6ae33943e403f5a467058ac8825c99", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-sink v0.3.1
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]    Compiling bitintr v0.3.0
[INFO] [stderr]     Checking oorandom v11.1.0
[INFO] [stderr]     Checking aes_frast v0.1.5
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking merkle-tree-binary v0.0.1 (https://github.com/subspace/merkle-tree-binary.rs#58cf26a5)
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking async-task v1.2.1
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]    Compiling ocl-core v0.11.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking criterion-plot v0.4.1
[INFO] [stderr]     Checking qutex v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.34
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling aes-benchmarks v0.1.0 (https://github.com/subspace/aes-benchmarks.git#8efe9542)
[INFO] [stderr]     Checking broadcaster v0.2.6
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking backtrace v0.3.45
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking ocl-core-vector v0.1.0
[INFO] [stderr]    Compiling unroll v0.1.4
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]     Checking async-std v1.4.0
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking ocl v0.19.3
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking criterion v0.3.1
[INFO] [stderr]  Documenting rust-simulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: doc comment contains an invalid Rust code block
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.4.0/src/utils.rs:231:42
[INFO] [stdout]     |
[INFO] [stdout] 231 |         $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 25s
[INFO] running `Command { std: "docker" "inspect" "1a3c1c03aa72d0f2e67edc45e7e83109cb6ae33943e403f5a467058ac8825c99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3c1c03aa72d0f2e67edc45e7e83109cb6ae33943e403f5a467058ac8825c99", kill_on_drop: false }`
[INFO] [stdout] 1a3c1c03aa72d0f2e67edc45e7e83109cb6ae33943e403f5a467058ac8825c99