[INFO] cloning repository https://github.com/provotum/node-benchmark-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/provotum/node-benchmark-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprovotum%2Fnode-benchmark-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprovotum%2Fnode-benchmark-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fde861a81dc72af70d3e531618469e87f206c3ac
[INFO] documenting provotum/node-benchmark-rs against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprovotum%2Fnode-benchmark-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/provotum/node-benchmark-rs on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/provotum/node-benchmark-rs
[INFO] finished tweaking git repo https://github.com/provotum/node-benchmark-rs
[INFO] tweaked toml for git repo https://github.com/provotum/node-benchmark-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/provotum/node-benchmark-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/provotum/crypto-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/provotum/generator-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/provotum/node-rs.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0964a16db961f5e2e9d62beb9551668de302b93de6b2cbec65be3f306104e2f
[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" "b0964a16db961f5e2e9d62beb9551668de302b93de6b2cbec65be3f306104e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0964a16db961f5e2e9d62beb9551668de302b93de6b2cbec65be3f306104e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0964a16db961f5e2e9d62beb9551668de302b93de6b2cbec65be3f306104e2f", kill_on_drop: false }`
[INFO] [stdout] b0964a16db961f5e2e9d62beb9551668de302b93de6b2cbec65be3f306104e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6980909311b2cd295d33befb7f8940376cb5ecd4c47413e97f92172d773abb79
[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" "6980909311b2cd295d33befb7f8940376cb5ecd4c47413e97f92172d773abb79", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.24
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking serde_json v1.0.31
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.7
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.9
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking tokio-threadpool v0.1.7
[INFO] [stderr]     Checking tokio-current-thread v0.1.3
[INFO] [stderr]     Checking tokio-timer v0.2.7
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tokio-uds v0.2.2
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking pretty_env_logger v0.2.4
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking crypto-rs v0.1.1 (https://github.com/provotum/crypto-rs.git?branch=master#5977ebd7)
[INFO] [stderr]     Checking generator_rs v0.1.0 (https://github.com/provotum/generator-rs.git?branch=master#6eba4819)
[INFO] [stderr]     Checking node_rs v0.1.0 (https://github.com/provotum/node-rs.git?branch=master#675e3c50)
[INFO] [stderr]  Documenting node_benchmark_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `alloc_system`
[INFO] [stdout]   --> src/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern crate alloc_system;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `node_benchmark_rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name node_benchmark_rs src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bincode=/opt/rustwide/target/debug/deps/libbincode-b259fb7bf3f86457.rmeta --extern crypto_rs=/opt/rustwide/target/debug/deps/libcrypto_rs-9e669f80a4c11af3.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-c409e5f13ac68334.rmeta --extern generator_rs=/opt/rustwide/target/debug/deps/libgenerator_rs-d18f9eb8175175e8.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-8b3eb3cfe8b3d2cb.rmeta --extern node_rs=/opt/rustwide/target/debug/deps/libnode_rs-f07f8754c4906db1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-73ab7fa6f2b92b0a.rmeta --extern pretty_env_logger=/opt/rustwide/target/debug/deps/libpretty_env_logger-ec7a82c44e10e4dc.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-78ee09c378a190c1.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-c99f5d9e03dd29c8.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-1b371eda9ad467f6.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "6980909311b2cd295d33befb7f8940376cb5ecd4c47413e97f92172d773abb79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6980909311b2cd295d33befb7f8940376cb5ecd4c47413e97f92172d773abb79", kill_on_drop: false }`
[INFO] [stdout] 6980909311b2cd295d33befb7f8940376cb5ecd4c47413e97f92172d773abb79
