[INFO] cloning repository https://github.com/aphexcreations/rustls
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aphexcreations/rustls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faphexcreations%2Frustls", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faphexcreations%2Frustls'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50a4e97bac467e416dcef28966e1fa2668fc9509
[INFO] documenting aphexcreations/rustls against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faphexcreations%2Frustls" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aphexcreations/rustls on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aphexcreations/rustls
[INFO] finished tweaking git repo https://github.com/aphexcreations/rustls
[INFO] tweaked toml for git repo https://github.com/aphexcreations/rustls written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/aphexcreations/rustls already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e370e35db5e11c4d2a2d4cb1e091344863fafc748f491f609f5df557a9af547
[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" "6e370e35db5e11c4d2a2d4cb1e091344863fafc748f491f609f5df557a9af547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e370e35db5e11c4d2a2d4cb1e091344863fafc748f491f609f5df557a9af547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e370e35db5e11c4d2a2d4cb1e091344863fafc748f491f609f5df557a9af547", kill_on_drop: false }`
[INFO] [stdout] 6e370e35db5e11c4d2a2d4cb1e091344863fafc748f491f609f5df557a9af547
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5383a038e20ef3a441317a2661207c99082f92477dfd8f065593f4f92f587d5b
[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" "5383a038e20ef3a441317a2661207c99082f92477dfd8f065593f4f92f587d5b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]  Documenting rustls v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: character literal may only contain one codepoint
[INFO] [stdout]    --> src/main.rs:796:44
[INFO] [stdout]     |
[INFO] [stdout] 796 |     out = text.join([COLORS[color], COLORS['end']])
[INFO] [stdout]     |                                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to write a `str` literal, use double quotes
[INFO] [stdout]     |
[INFO] [stdout] 796 |     out = text.join([COLORS[color], COLORS["end"]])
[INFO] [stdout]     |                                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `let`
[INFO] [stdout]    --> src/main.rs:785:6
[INFO] [stdout]     |
[INFO] [stdout] 785 |     }
[INFO] [stdout]     |      ^ help: add `;` here
[INFO] [stdout] 786 |     let padlen: u8 = get_colpadding_field(field, colpaddings);
[INFO] [stdout]     |     --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found keyword `return`
[INFO] [stdout]    --> src/main.rs:797:5
[INFO] [stdout]     |
[INFO] [stdout] 796 |     out = text.join([COLORS[color], COLORS['end']])
[INFO] [stdout]     |                                                    - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 797 |     return out;
[INFO] [stdout]     |     ^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected type, found `{`
[INFO] [stdout]    --> src/main.rs:825:31
[INFO] [stdout]     |
[INFO] [stdout] 825 |     let func = |name: u8| ->  {
[INFO] [stdout]     |                               ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected a literal
[INFO] [stdout]    --> src/main.rs:789:50
[INFO] [stdout]     |
[INFO] [stdout] 789 |     let padstr: &'static str = concat!("{", ":", &alignchar, &padlenstr, "s", "}");
[INFO] [stdout]     |                                                  ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: only literals (like `"foo"`, `42` and `3.14`) can be passed to `concat!()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]    --> src/main.rs:790:31
[INFO] [stdout]     |
[INFO] [stdout] 790 |     let ret: String = format!(&fmt, &val);
[INFO] [stdout]     |                               ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]     |
[INFO] [stdout] 790 |     let ret: String = format!("{} {}", &fmt, &val);
[INFO] [stdout]     |                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::slice::SliceConcatExt`
[INFO] [stdout]   --> src/main.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::slice::{SliceConcatExt};
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^ no `SliceConcatExt` in `slice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(slice_concat_ext)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `rustls`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name rustls 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 argparse=/opt/rustwide/target/debug/deps/libargparse-284d8a337a6f8c80.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "5383a038e20ef3a441317a2661207c99082f92477dfd8f065593f4f92f587d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5383a038e20ef3a441317a2661207c99082f92477dfd8f065593f4f92f587d5b", kill_on_drop: false }`
[INFO] [stdout] 5383a038e20ef3a441317a2661207c99082f92477dfd8f065593f4f92f587d5b