[INFO] cloning repository https://github.com/Serbis/trs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Serbis/trs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerbis%2Ftrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerbis%2Ftrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8443211422dfcff96c970ac13f0889d9ae491e25
[INFO] documenting Serbis/trs against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSerbis%2Ftrs" "/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/Serbis/trs on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Serbis/trs
[INFO] finished tweaking git repo https://github.com/Serbis/trs
[INFO] tweaked toml for git repo https://github.com/Serbis/trs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Serbis/trs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atty v0.2.12
[INFO] [stderr]   Downloaded rpassword v3.0.2
[INFO] [stderr]   Downloaded ssh2 v0.3.3
[INFO] [stderr]   Downloaded ucd-util v0.1.5
[INFO] [stderr]   Downloaded libc v0.2.59
[INFO] [stderr]   Downloaded regex v1.2.0
[INFO] [stderr]   Downloaded rlua v0.16.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.10
[INFO] [stderr]   Downloaded libssh2-sys v0.2.11
[INFO] [stderr]   Downloaded openssl-sys v0.9.47
[INFO] [stderr]   Downloaded match-downcast v0.1.2
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eec9e6ef9ca7a623d8b21c3fc9c97a813c9f85d63d1a0d6296ac6ce181a871ed
[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" "eec9e6ef9ca7a623d8b21c3fc9c97a813c9f85d63d1a0d6296ac6ce181a871ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eec9e6ef9ca7a623d8b21c3fc9c97a813c9f85d63d1a0d6296ac6ce181a871ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec9e6ef9ca7a623d8b21c3fc9c97a813c9f85d63d1a0d6296ac6ce181a871ed", kill_on_drop: false }`
[INFO] [stdout] eec9e6ef9ca7a623d8b21c3fc9c97a813c9f85d63d1a0d6296ac6ce181a871ed
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93100d96e56615c2bda98110481aeb571c0025650b3852d4ac097cc2362d1d32
[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" "93100d96e56615c2bda98110481aeb571c0025650b3852d4ac097cc2362d1d32", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking match-downcast v0.1.2
[INFO] [stderr]    Compiling rlua v0.16.3
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]     Checking libz-sys v1.0.25
[INFO] [stderr]     Checking atty v0.2.12
[INFO] [stderr]     Checking rpassword v3.0.2
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]     Checking ssh2 v0.3.3
[INFO] [stderr]  Documenting trs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]   --> src/script_executor.rs:90:46
[INFO] [stdout]    |
[INFO] [stdout] 90 |             lua_ctx.create_function(move |_, (text): (String)| {
[INFO] [stdout]    |                                              ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/script_executor.rs:90:54
[INFO] [stdout]    |
[INFO] [stdout] 90 |             lua_ctx.create_function(move |_, (text): (String)| {
[INFO] [stdout]    |                                                      ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/script_executor.rs:100:46
[INFO] [stdout]     |
[INFO] [stdout] 100 |             lua_ctx.create_function(move |_, (prompt): (String)| {
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/script_executor.rs:100:56
[INFO] [stdout]     |
[INFO] [stdout] 100 |             lua_ctx.create_function(move |_, (prompt): (String)| {
[INFO] [stdout]     |                                                        ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/script_executor.rs:103:20
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 Ok((input))
[INFO] [stdout]     |                    ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/script_executor.rs:110:46
[INFO] [stdout]     |
[INFO] [stdout] 110 |             lua_ctx.create_function(move |_, (prompt): (String)| {
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/script_executor.rs:110:56
[INFO] [stdout]     |
[INFO] [stdout] 110 |             lua_ctx.create_function(move |_, (prompt): (String)| {
[INFO] [stdout]     |                                                        ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/script_executor.rs:113:20
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 Ok((input))
[INFO] [stdout]     |                    ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around pattern
[INFO] [stdout]    --> src/script_executor.rs:156:63
[INFO] [stdout]     |
[INFO] [stdout] 156 |         methods.add_method_mut("set_prompt", |lua_ctx, mut s, (pattern): (String)| {
[INFO] [stdout]     |                                                               ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/script_executor.rs:156:74
[INFO] [stdout]     |
[INFO] [stdout] 156 |         methods.add_method_mut("set_prompt", |lua_ctx, mut s, (pattern): (String)| {
[INFO] [stdout]     |                                                                          ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/runtime/connection.rs:320:43
[INFO] [stdout]     |
[INFO] [stdout] 320 | ...                   let percent = (i as f32 / (p_size as f32 / 100.0));
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.73s
[INFO] running `Command { std: "docker" "inspect" "93100d96e56615c2bda98110481aeb571c0025650b3852d4ac097cc2362d1d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93100d96e56615c2bda98110481aeb571c0025650b3852d4ac097cc2362d1d32", kill_on_drop: false }`
[INFO] [stdout] 93100d96e56615c2bda98110481aeb571c0025650b3852d4ac097cc2362d1d32