[INFO] cloning repository https://github.com/atneit/ss-ntru-pke-attack-simulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atneit/ss-ntru-pke-attack-simulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatneit%2Fss-ntru-pke-attack-simulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatneit%2Fss-ntru-pke-attack-simulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75b11a4f87b20f5b7b013a28bed5f72fd7a9ebff
[INFO] documenting atneit/ss-ntru-pke-attack-simulation 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%2Fatneit%2Fss-ntru-pke-attack-simulation" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atneit/ss-ntru-pke-attack-simulation 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/atneit/ss-ntru-pke-attack-simulation
[INFO] finished tweaking git repo https://github.com/atneit/ss-ntru-pke-attack-simulation
[INFO] tweaked toml for git repo https://github.com/atneit/ss-ntru-pke-attack-simulation written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/atneit/ss-ntru-pke-attack-simulation 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7497aa2b938f8418ce66febf7397f10f7b21d5a99f2df4173e46f66610f0bee5
[INFO] running `Command { std: "docker" "start" "-a" "7497aa2b938f8418ce66febf7397f10f7b21d5a99f2df4173e46f66610f0bee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7497aa2b938f8418ce66febf7397f10f7b21d5a99f2df4173e46f66610f0bee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7497aa2b938f8418ce66febf7397f10f7b21d5a99f2df4173e46f66610f0bee5", kill_on_drop: false }`
[INFO] [stdout] 7497aa2b938f8418ce66febf7397f10f7b21d5a99f2df4173e46f66610f0bee5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 5c92e4fd066ef957341cd33322308b753323c3655d1a0290540510ae56b85227
[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" "5c92e4fd066ef957341cd33322308b753323c3655d1a0290540510ae56b85227", kill_on_drop: false }`
[INFO] [stderr]     Checking svg v0.5.11
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking gag v0.1.10
[INFO] [stderr]     Checking plotlib v0.3.0
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking promptly v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]  Documenting ss-ntru-pke-attack-simulation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[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] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `ss-ntru-pke-attack-simulation`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name ss_ntru_pke_attack_simulation 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 ctrlc=/opt/rustwide/target/debug/deps/libctrlc-ccb6f80b8bb3f568.rmeta --extern gag=/opt/rustwide/target/debug/deps/libgag-41b5e0498c85a2fa.rmeta --extern plotlib=/opt/rustwide/target/debug/deps/libplotlib-92f3a63866830eb4.rmeta --extern promptly=/opt/rustwide/target/debug/deps/libpromptly-970b8965f28b331d.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-b32fa7348677c7e8.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-78ee09c378a190c1.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-749daac7902d30de.so --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-6c19e47e83097440.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-81367caa26c0b294.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "5c92e4fd066ef957341cd33322308b753323c3655d1a0290540510ae56b85227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c92e4fd066ef957341cd33322308b753323c3655d1a0290540510ae56b85227", kill_on_drop: false }`
[INFO] [stdout] 5c92e4fd066ef957341cd33322308b753323c3655d1a0290540510ae56b85227
