[INFO] cloning repository https://github.com/jianglibo/ssh-client-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jianglibo/ssh-client-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjianglibo%2Fssh-client-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjianglibo%2Fssh-client-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69a186c0677a772cdfa0bae87c69d23a2cea15c7
[INFO] documenting jianglibo/ssh-client-demo against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjianglibo%2Fssh-client-demo" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jianglibo/ssh-client-demo on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jianglibo/ssh-client-demo
[INFO] finished tweaking git repo https://github.com/jianglibo/ssh-client-demo
[INFO] tweaked toml for git repo https://github.com/jianglibo/ssh-client-demo written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/jianglibo/ssh-client-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded askama v0.9.0
[INFO] [stderr]   Downloaded askama_derive v0.9.0
[INFO] [stderr]   Downloaded askama_escape v0.3.0
[INFO] [stderr]   Downloaded bytes v0.5.5
[INFO] [stderr]   Downloaded libssh2-sys v0.2.17
[INFO] [stderr]   Downloaded job_scheduler v1.1.0
[INFO] [stderr]   Downloaded dotenv_codegen v0.15.0
[INFO] [stderr]   Downloaded askama_shared v0.9.1
[INFO] [stderr]   Downloaded generator v0.6.21
[INFO] [stderr]   Downloaded loom v0.3.4
[INFO] [stderr]   Downloaded base64 v0.12.2
[INFO] [stderr]   Downloaded dotenv_codegen_implementation v0.15.0
[INFO] [stderr]   Downloaded console v0.9.1
[INFO] [stderr]   Downloaded safemem v0.3.2
[INFO] [stderr]   Downloaded r2d2_sqlite v0.13.0
[INFO] [stderr]   Downloaded rusqlite v0.21.0
[INFO] [stderr]   Downloaded libsqlite3-sys v0.17.0
[INFO] [stderr]   Downloaded indicatif v0.14.0
[INFO] [stderr]   Downloaded nom v2.1.0
[INFO] [stderr]   Downloaded cron v0.6.0
[INFO] [stderr]   Downloaded r2d2 v0.8.7
[INFO] [stderr]   Downloaded serde_yaml v0.8.9
[INFO] [stderr]   Downloaded ssh2 v0.8.1
[INFO] [stderr]   Downloaded filetime v0.2.7
[INFO] [stderr]   Downloaded standback v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21f46e6c5993f991d2c6250352d5bd13efd8b6d8ea832177bcfa24efa7dd525c
[INFO] running `Command { std: "docker" "start" "-a" "21f46e6c5993f991d2c6250352d5bd13efd8b6d8ea832177bcfa24efa7dd525c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21f46e6c5993f991d2c6250352d5bd13efd8b6d8ea832177bcfa24efa7dd525c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f46e6c5993f991d2c6250352d5bd13efd8b6d8ea832177bcfa24efa7dd525c", kill_on_drop: false }`
[INFO] [stdout] 21f46e6c5993f991d2c6250352d5bd13efd8b6d8ea832177bcfa24efa7dd525c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d18ecbb75ef081b688ba46df39e10f3599152b037b32bf12db0f38215de7061c
[INFO] running `Command { std: "docker" "start" "-a" "d18ecbb75ef081b688ba46df39e10f3599152b037b32bf12db0f38215de7061c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking ascii_utils v0.9.3
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking rgb v0.8.13
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling askama_escape v0.3.0
[INFO] [stderr]     Checking safemem v0.3.2
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking nom v2.1.0
[INFO] [stderr]    Compiling vcpkg v0.2.8
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking mime v0.3.14
[INFO] [stderr]     Checking base64 v0.12.2
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.38/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=2410d3083e560763 -C extra-filename=-2410d3083e560763 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `memchr`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/memchr-2.2.1/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="use_std"' -C metadata=afc07ae3bb5ed0fd -C extra-filename=-afc07ae3bb5ed0fd --out-dir /opt/rustwide/target/debug/build/memchr-afc07ae3bb5ed0fd -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `pkg-config`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pkg_config /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pkg-config-0.3.15/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=782bd066087b1339 -C extra-filename=-782bd066087b1339 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `autocfg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name autocfg /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-0.1.7/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=021cc6925d515912 -C extra-filename=-021cc6925d515912 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.12/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=5dd271b1aafd82e3 -C extra-filename=-5dd271b1aafd82e3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `winapi`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/winapi-0.3.7/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="consoleapi"' --cfg 'feature="errhandlingapi"' --cfg 'feature="fileapi"' --cfg 'feature="handleapi"' --cfg 'feature="knownfolders"' --cfg 'feature="lmcons"' --cfg 'feature="memoryapi"' --cfg 'feature="minschannel"' --cfg 'feature="minwinbase"' --cfg 'feature="minwindef"' --cfg 'feature="ntdef"' --cfg 'feature="ntsecapi"' --cfg 'feature="ntstatus"' --cfg 'feature="objbase"' --cfg 'feature="processenv"' --cfg 'feature="processthreadsapi"' --cfg 'feature="profileapi"' --cfg 'feature="schannel"' --cfg 'feature="securitybaseapi"' --cfg 'feature="shlobj"' --cfg 'feature="sspi"' --cfg 'feature="std"' --cfg 'feature="sysinfoapi"' --cfg 'feature="timezoneapi"' --cfg 'feature="utilapiset"' --cfg 'feature="winbase"' --cfg 'feature="wincon"' --cfg 'feature="wincrypt"' --cfg 'feature="windef"' --cfg 'feature="winerror"' --cfg 'feature="winnls"' --cfg 'feature="winnt"' --cfg 'feature="winuser"' --cfg 'feature="wow64apiset"' -C metadata=d23395714f5e870e -C extra-filename=-d23395714f5e870e --out-dir /opt/rustwide/target/debug/build/winapi-d23395714f5e870e -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `failure_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure_derive-0.1.5/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=00b625e5b4462ab9 -C extra-filename=-00b625e5b4462ab9 --out-dir /opt/rustwide/target/debug/build/failure_derive-00b625e5b4462ab9 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `nom`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nom /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nom-2.1.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="stream"' -C metadata=7031f514a74ccc52 -C extra-filename=-7031f514a74ccc52 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d18ecbb75ef081b688ba46df39e10f3599152b037b32bf12db0f38215de7061c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d18ecbb75ef081b688ba46df39e10f3599152b037b32bf12db0f38215de7061c", kill_on_drop: false }`
[INFO] [stdout] d18ecbb75ef081b688ba46df39e10f3599152b037b32bf12db0f38215de7061c