[INFO] fetching crate libxm-soundboard 0.0.3...
[INFO] documenting libxm-soundboard-0.0.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate libxm-soundboard 0.0.3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate libxm-soundboard 0.0.3 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 crates.io crate libxm-soundboard 0.0.3
[INFO] finished tweaking crates.io crate libxm-soundboard 0.0.3
[INFO] tweaked toml for crates.io crate libxm-soundboard 0.0.3 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 9cbdadcd9a722de43ae9dd3c1e32e7359f0f1eee07479b3c7ded353ec116bfed
[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" "9cbdadcd9a722de43ae9dd3c1e32e7359f0f1eee07479b3c7ded353ec116bfed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cbdadcd9a722de43ae9dd3c1e32e7359f0f1eee07479b3c7ded353ec116bfed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cbdadcd9a722de43ae9dd3c1e32e7359f0f1eee07479b3c7ded353ec116bfed", kill_on_drop: false }`
[INFO] [stdout] 9cbdadcd9a722de43ae9dd3c1e32e7359f0f1eee07479b3c7ded353ec116bfed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 3977882f7718f261f0fec2d9393c5fe5f479a40a35fcb3c59d6918213816f27f
[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" "3977882f7718f261f0fec2d9393c5fe5f479a40a35fcb3c59d6918213816f27f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libxm-soundboard v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: libxm/src/play.c: In function 'xm_handle_note_and_instrument':
[INFO] [stderr] warning: libxm/src/play.c:486:10: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   486 |       if (s->volume_column > 0x50) break;
[INFO] [stderr] warning:       |          ^
[INFO] [stderr] warning: libxm/src/play.c:487:5: note: here
[INFO] [stderr] warning:   487 |     case 0x1:
[INFO] [stderr] warning:       |     ^~~~
[INFO] [stderr] warning: libxm/src/play.c: In function 'xm_tick':
[INFO] [stderr] warning: libxm/src/play.c:1053:18: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:  1053 |               if (ctx->current_tick == 1) {
[INFO] [stderr] warning:       |                  ^
[INFO] [stderr] warning: libxm/src/play.c:1060:13: note: here
[INFO] [stderr] warning:  1060 |             case 1: /* 0 -> 0 -> y -> x -> … */
[INFO] [stderr] warning:       |             ^~~~
[INFO] [stderr] warning: libxm/src/play.c:1061:18: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:  1061 |               if (ctx->current_tick == 0) {
[INFO] [stderr] warning:       |                  ^
[INFO] [stderr] warning: libxm/src/play.c:1068:13: note: here
[INFO] [stderr] warning:  1068 |             case 0: /* 0 -> y -> x -> … */
[INFO] [stderr] warning:       |             ^~~~
[INFO] [stderr]  Documenting libxm-soundboard v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "3977882f7718f261f0fec2d9393c5fe5f479a40a35fcb3c59d6918213816f27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3977882f7718f261f0fec2d9393c5fe5f479a40a35fcb3c59d6918213816f27f", kill_on_drop: false }`
[INFO] [stdout] 3977882f7718f261f0fec2d9393c5fe5f479a40a35fcb3c59d6918213816f27f