[INFO] fetching crate rocket_upload 0.1.0...
[INFO] documenting rocket_upload-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate rocket_upload 0.1.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate rocket_upload 0.1.0 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 crates.io crate rocket_upload 0.1.0
[INFO] finished tweaking crates.io crate rocket_upload 0.1.0
[INFO] tweaked toml for crates.io crate rocket_upload 0.1.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate rocket_upload 0.1.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded pear_codegen v0.1.2
[INFO] [stderr]   Downloaded rocket_codegen v0.4.2
[INFO] [stderr]   Downloaded groupable v0.2.0
[INFO] [stderr]   Downloaded mustache v0.9.0
[INFO] [stderr]   Downloaded yansi v0.4.0
[INFO] [stderr]   Downloaded cookie v0.11.1
[INFO] [stderr]   Downloaded rocket_http v0.4.2
[INFO] [stderr]   Downloaded mime_guess v1.8.7
[INFO] [stderr]   Downloaded rocket v0.4.2
[INFO] [stderr]   Downloaded nickel v0.11.0
[INFO] [stderr]   Downloaded pear v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 038c476d85b411305900443438264d30081317cb1fa97f34f9aaa44a5b92b02b
[INFO] running `Command { std: "docker" "start" "-a" "038c476d85b411305900443438264d30081317cb1fa97f34f9aaa44a5b92b02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "038c476d85b411305900443438264d30081317cb1fa97f34f9aaa44a5b92b02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038c476d85b411305900443438264d30081317cb1fa97f34f9aaa44a5b92b02b", kill_on_drop: false }`
[INFO] [stdout] 038c476d85b411305900443438264d30081317cb1fa97f34f9aaa44a5b92b02b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 5aa1e1906160f9f03d3566df2ee4e402a00476920c8e6d5c6a604a4b8f1bee6e
[INFO] running `Command { std: "docker" "start" "-a" "5aa1e1906160f9f03d3566df2ee4e402a00476920c8e6d5c6a604a4b8f1bee6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking groupable v0.2.0
[INFO] [stderr]     Checking ascii v0.8.7
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[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] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.103/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="std"' -C metadata=aae1592adfff8f5a -C extra-filename=-aae1592adfff8f5a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg core_try_from --cfg num_nonzero_signed --cfg std_atomic64 --cfg std_atomic` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5aa1e1906160f9f03d3566df2ee4e402a00476920c8e6d5c6a604a4b8f1bee6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa1e1906160f9f03d3566df2ee4e402a00476920c8e6d5c6a604a4b8f1bee6e", kill_on_drop: false }`
[INFO] [stdout] 5aa1e1906160f9f03d3566df2ee4e402a00476920c8e6d5c6a604a4b8f1bee6e