[INFO] cloning repository https://github.com/ivanovaleksey/janus-echotest-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivanovaleksey/janus-echotest-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanovaleksey%2Fjanus-echotest-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanovaleksey%2Fjanus-echotest-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 306254293a3073b53112c5925cc37e11c86f6ab5
[INFO] documenting ivanovaleksey/janus-echotest-rs against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanovaleksey%2Fjanus-echotest-rs" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ivanovaleksey/janus-echotest-rs on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ivanovaleksey/janus-echotest-rs
[INFO] finished tweaking git repo https://github.com/ivanovaleksey/janus-echotest-rs
[INFO] tweaked toml for git repo https://github.com/ivanovaleksey/janus-echotest-rs written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/ivanovaleksey/janus-echotest-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ea0d88fbd37423c247263e9b79431c4a4bd28ece8020bbda12271791ea3e5b4
[INFO] running `Command { std: "docker" "start" "-a" "6ea0d88fbd37423c247263e9b79431c4a4bd28ece8020bbda12271791ea3e5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ea0d88fbd37423c247263e9b79431c4a4bd28ece8020bbda12271791ea3e5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea0d88fbd37423c247263e9b79431c4a4bd28ece8020bbda12271791ea3e5b4", kill_on_drop: false }`
[INFO] [stdout] 6ea0d88fbd37423c247263e9b79431c4a4bd28ece8020bbda12271791ea3e5b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e6a01f54cb7127f94740e9e735327f82f919e8c813d5459dc85bc212f26d2f1
[INFO] running `Command { std: "docker" "start" "-a" "2e6a01f54cb7127f94740e9e735327f82f919e8c813d5459dc85bc212f26d2f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling jansson-sys v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking serde v1.0.25
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking cstr-macro v0.1.0
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking colored v1.6.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling glib-sys v0.4.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking serde_json v1.0.8
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking janus-plugin-sys v0.5.0
[INFO] [stderr]    Compiling serde_derive_internals v0.18.1
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.25
[INFO] [stderr]     Checking janus-plugin v0.7.1
[INFO] [stderr]  Documenting janus-echotest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.68s
[INFO] running `Command { std: "docker" "inspect" "2e6a01f54cb7127f94740e9e735327f82f919e8c813d5459dc85bc212f26d2f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6a01f54cb7127f94740e9e735327f82f919e8c813d5459dc85bc212f26d2f1", kill_on_drop: false }`
[INFO] [stdout] 2e6a01f54cb7127f94740e9e735327f82f919e8c813d5459dc85bc212f26d2f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 29be5e589355869ae79e86b1fd5842022ce6afe754580ed803949b1f82780aa4
[INFO] running `Command { std: "docker" "start" "-a" "29be5e589355869ae79e86b1fd5842022ce6afe754580ed803949b1f82780aa4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling jansson-sys v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking serde v1.0.25
[INFO] [stderr]     Checking cstr-macro v0.1.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking colored v1.6.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling glib-sys v0.4.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]    Compiling serde_derive_internals v0.18.1
[INFO] [stderr]     Checking janus-plugin-sys v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.25
[INFO] [stderr]     Checking janus-plugin v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.8
[INFO] [stderr]  Documenting janus-echotest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.99s
[INFO] running `Command { std: "docker" "inspect" "29be5e589355869ae79e86b1fd5842022ce6afe754580ed803949b1f82780aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29be5e589355869ae79e86b1fd5842022ce6afe754580ed803949b1f82780aa4", kill_on_drop: false }`
[INFO] [stdout] 29be5e589355869ae79e86b1fd5842022ce6afe754580ed803949b1f82780aa4