[INFO] cloning repository https://github.com/kipfstuhl/rust-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kipfstuhl/rust-cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkipfstuhl%2Frust-cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkipfstuhl%2Frust-cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7af237853216db89181b37123a6f723adb3e1f3e
[INFO] documenting kipfstuhl/rust-cli 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%2Fkipfstuhl%2Frust-cli" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kipfstuhl/rust-cli 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/kipfstuhl/rust-cli
[INFO] finished tweaking git repo https://github.com/kipfstuhl/rust-cli
[INFO] tweaked toml for git repo https://github.com/kipfstuhl/rust-cli written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kipfstuhl/rust-cli 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 clicolors-control v0.3.1
[INFO] [stderr]   Downloaded structopt-derive v0.2.13
[INFO] [stderr]   Downloaded console v0.7.1
[INFO] [stderr]   Downloaded structopt v0.2.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 864c209f98b44f6bb137445c9d91f95d16357ef5f8f6dc5275b3ac274475a0b9
[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" "864c209f98b44f6bb137445c9d91f95d16357ef5f8f6dc5275b3ac274475a0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "864c209f98b44f6bb137445c9d91f95d16357ef5f8f6dc5275b3ac274475a0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "864c209f98b44f6bb137445c9d91f95d16357ef5f8f6dc5275b3ac274475a0b9", kill_on_drop: false }`
[INFO] [stdout] 864c209f98b44f6bb137445c9d91f95d16357ef5f8f6dc5275b3ac274475a0b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cb8e886647d9b70e0aa2ade22e5b123662f2a768f5e0e0d2a31cc6ea0985f8ea
[INFO] running `Command { std: "docker" "start" "-a" "cb8e886647d9b70e0aa2ade22e5b123662f2a768f5e0e0d2a31cc6ea0985f8ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking number_prefix v0.2.8
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking clicolors-control v0.3.1
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.0
[INFO] [stderr]     Checking console v0.7.1
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]     Checking indicatif v0.10.3
[INFO] [stderr]     Checking structopt v0.2.13
[INFO] [stderr]     Checking versuch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting versuch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/progress.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |         $x;
[INFO] [stdout]    |           ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 47 |     at_line!(out, 1, bar.inc(1));
[INFO] [stdout]    |     ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/progress.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |         $x;
[INFO] [stdout]    |           ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 51 |     at_line!(out, 2, bar.inc(1));
[INFO] [stdout]    |     ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/progress.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |         $x;
[INFO] [stdout]    |           ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 56 |     at_line!(out, 3, bar.inc(1));
[INFO] [stdout]    |     ----------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/progress.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |           $x;
[INFO] [stdout]    |             ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 62 | /     at_line!(out, 5, {
[INFO] [stdout] 63 | |         bar.inc(1);
[INFO] [stdout] 64 | |         bar.finish();
[INFO] [stdout] 65 | |     });
[INFO] [stdout]    | |_______- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.46s
[INFO] running `Command { std: "docker" "inspect" "cb8e886647d9b70e0aa2ade22e5b123662f2a768f5e0e0d2a31cc6ea0985f8ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb8e886647d9b70e0aa2ade22e5b123662f2a768f5e0e0d2a31cc6ea0985f8ea", kill_on_drop: false }`
[INFO] [stdout] cb8e886647d9b70e0aa2ade22e5b123662f2a768f5e0e0d2a31cc6ea0985f8ea