[INFO] cloning repository https://github.com/sanbox-irl/cursive_chat_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sanbox-irl/cursive_chat_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanbox-irl%2Fcursive_chat_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanbox-irl%2Fcursive_chat_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20d9d321c16ff77f6c2b04f0a8f6cbc4f17c1ea0
[INFO] documenting sanbox-irl/cursive_chat_example against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanbox-irl%2Fcursive_chat_example" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sanbox-irl/cursive_chat_example on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sanbox-irl/cursive_chat_example
[INFO] finished tweaking git repo https://github.com/sanbox-irl/cursive_chat_example
[INFO] tweaked toml for git repo https://github.com/sanbox-irl/cursive_chat_example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa232f6158b11947b7b5d95feb1f4ca6207c3c04d33ea7424614291d04b902f5
[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" "aa232f6158b11947b7b5d95feb1f4ca6207c3c04d33ea7424614291d04b902f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa232f6158b11947b7b5d95feb1f4ca6207c3c04d33ea7424614291d04b902f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa232f6158b11947b7b5d95feb1f4ca6207c3c04d33ea7424614291d04b902f5", kill_on_drop: false }`
[INFO] [stdout] aa232f6158b11947b7b5d95feb1f4ca6207c3c04d33ea7424614291d04b902f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-08-01" "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] 55de5cc4575a6488fe8f9bc266ecd73abc30706a57d49af3a8999430caf489b1
[INFO] running `Command { std: "docker" "start" "-a" "55de5cc4575a6488fe8f9bc266ecd73abc30706a57d49af3a8999430caf489b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking pretty-bytes v0.2.2
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]     Checking enum-map v0.6.4
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling enumset_derive v0.5.5
[INFO] [stderr]     Checking enumset v1.0.7
[INFO] [stderr]     Checking cursive_core v0.1.1 (/opt/rustwide/workdir/cursive-core)
[INFO] [stderr]  Documenting cursive_core v0.1.1 (/opt/rustwide/workdir/cursive-core)
[INFO] [stderr]     Checking cursive v0.15.1-alpha.0 (/opt/rustwide/workdir/cursive)
[INFO] [stderr]  Documenting cursive v0.15.1-alpha.0 (/opt/rustwide/workdir/cursive)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> cursive/src/backends/puppet/mod.rs:83:30
[INFO] [stdout]    |
[INFO] [stdout] 83 |             Err(e) => panic!(e),
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 83 |             Err(e) => panic!("{}", e),
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 83 |             Err(e) => std::panic::panic_any(e),
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting cursive-examples v0.1.1-alpha.0 (/opt/rustwide/workdir/examples)
[INFO] [stderr] error: could not document `cursive-examples`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name refcell_view examples/src/bin/refcell_view.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-fbcc7f5a82781556.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-03b7e06c02724cc6.rmeta --extern cursive=/opt/rustwide/target/debug/deps/libcursive-01e5d3933f4ef855.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-be8c314c6d97e413.rmeta --extern pretty_bytes=/opt/rustwide/target/debug/deps/libpretty_bytes-f34c27576237e138.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-88333df092c32101.rmeta --cap-lints=warn --crate-version 0.1.1-alpha.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "55de5cc4575a6488fe8f9bc266ecd73abc30706a57d49af3a8999430caf489b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55de5cc4575a6488fe8f9bc266ecd73abc30706a57d49af3a8999430caf489b1", kill_on_drop: false }`
[INFO] [stdout] 55de5cc4575a6488fe8f9bc266ecd73abc30706a57d49af3a8999430caf489b1
