[INFO] cloning repository https://github.com/jacquesrott/rust-pi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacquesrott/rust-pi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacquesrott%2Frust-pi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacquesrott%2Frust-pi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 397b301b480d332e9d84346969af2a4b325ca5f4
[INFO] documenting jacquesrott/rust-pi 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%2Fjacquesrott%2Frust-pi" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jacquesrott/rust-pi 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/jacquesrott/rust-pi
[INFO] finished tweaking git repo https://github.com/jacquesrott/rust-pi
[INFO] tweaked toml for git repo https://github.com/jacquesrott/rust-pi written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jacquesrott/rust-pi 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5fa407688411fb612b67f045d2bf4b39853ac3f8f018ea7e711d2939cfbbfcf4
[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" "5fa407688411fb612b67f045d2bf4b39853ac3f8f018ea7e711d2939cfbbfcf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fa407688411fb612b67f045d2bf4b39853ac3f8f018ea7e711d2939cfbbfcf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fa407688411fb612b67f045d2bf4b39853ac3f8f018ea7e711d2939cfbbfcf4", kill_on_drop: false }`
[INFO] [stdout] 5fa407688411fb612b67f045d2bf4b39853ac3f8f018ea7e711d2939cfbbfcf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 23a366319a3eed54e8efbb725b18e96fd7f034516360460021ee84dc509cab20
[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" "23a366319a3eed54e8efbb725b18e96fd7f034516360460021ee84dc509cab20", kill_on_drop: false }`
[INFO] [stderr]  Documenting pi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{`
[INFO] [stdout]   --> src/main.rs:40:22
[INFO] [stdout]    |
[INFO] [stdout] 40 |         spawn(proc() {
[INFO] [stdout]    |                     -^ expected one of `)`, `,`, `.`, `?`, or an operator
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: missing `,`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `]`
[INFO] [stdout]   --> src/main.rs:70:37
[INFO] [stdout]    |
[INFO] [stdout] 70 |         .map(|s| from_str::<uint>(s[])
[INFO] [stdout]    |                                     ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `]`
[INFO] [stdout]   --> src/main.rs:82:41
[INFO] [stdout]    |
[INFO] [stdout] 82 |             .map(|c| from_str::<uint>(c[])
[INFO] [stdout]    |                                         ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `getopts::optopt`, `getopts::optflag`, `getopts::getopts`, `getopts::usage`
[INFO] [stdout]  --> src/main.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use getopts::{optopt, optflag, getopts, usage};
[INFO] [stdout]   |               ^^^^^^  ^^^^^^^  ^^^^^^^  ^^^^^ no `usage` in the root
[INFO] [stdout]   |               |       |        |
[INFO] [stdout]   |               |       |        no `getopts` in the root
[INFO] [stdout]   |               |       no `optflag` in the root
[INFO] [stdout]   |               no `optopt` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::iter::range_step_inclusive`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::iter::range_step_inclusive;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `range_step_inclusive` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `fail` in this scope
[INFO] [stdout]   --> src/main.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Err(e) => fail!(e.to_string()),
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn compute_n_steps(start: uint, end: uint) -> f64 {
[INFO] [stdout]    |                           ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn compute_n_steps(start: uint, end: uint) -> f64 {
[INFO] [stdout]    |                                      ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn compute(steps: uint, threads: uint) -> f64 {
[INFO] [stdout]    |                   ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:26:34
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn compute(steps: uint, threads: uint) -> f64 {
[INFO] [stdout]    |                                  ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slicing_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `slicing_syntax` has been stable since 1.0.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `pi`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name pi 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 --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "23a366319a3eed54e8efbb725b18e96fd7f034516360460021ee84dc509cab20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a366319a3eed54e8efbb725b18e96fd7f034516360460021ee84dc509cab20", kill_on_drop: false }`
[INFO] [stdout] 23a366319a3eed54e8efbb725b18e96fd7f034516360460021ee84dc509cab20
