[INFO] fetching crate uvm-install2 0.4.1...
[INFO] documenting uvm-install2-0.4.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate uvm-install2 0.4.1 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate uvm-install2 0.4.1 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 crates.io crate uvm-install2 0.4.1
[INFO] finished tweaking crates.io crate uvm-install2 0.4.1
[INFO] tweaked toml for crates.io crate uvm-install2 0.4.1 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate uvm-install2 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 rustc-demangle v0.1.19
[INFO] [stderr]   Downloaded backtrace v0.3.59
[INFO] [stderr]   Downloaded test-env-log v0.2.7
[INFO] [stderr]   Downloaded addr2line v0.15.1
[INFO] [stderr]   Downloaded gimli v0.24.0
[INFO] [stderr]   Downloaded uvm_install_core v0.3.0
[INFO] [stderr]   Downloaded console v0.9.2
[INFO] [stderr]   Downloaded termios v0.3.3
[INFO] [stderr]   Downloaded flexi_logger v0.16.3
[INFO] [stderr]   Downloaded zip v0.5.12
[INFO] [stderr]   Downloaded object v0.24.0
[INFO] [stderr]   Downloaded uvm_core v0.8.0
[INFO] [stderr]   Downloaded dirs-2 v1.1.0
[INFO] [stderr]   Downloaded uvm_install_graph v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 090e3de25f6e259e9c21d64081b64cfdd275035fe5b4710146626362c67af258
[INFO] running `Command { std: "docker" "start" "-a" "090e3de25f6e259e9c21d64081b64cfdd275035fe5b4710146626362c67af258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "090e3de25f6e259e9c21d64081b64cfdd275035fe5b4710146626362c67af258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090e3de25f6e259e9c21d64081b64cfdd275035fe5b4710146626362c67af258", kill_on_drop: false }`
[INFO] [stdout] 090e3de25f6e259e9c21d64081b64cfdd275035fe5b4710146626362c67af258
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] [stdout] 3ac7ad2df1edf4458e0c28375feb91e8f4ae18c29dcbb958c2117cb17229cec1
[INFO] running `Command { std: "docker" "start" "-a" "3ac7ad2df1edf4458e0c28375feb91e8f4ae18c29dcbb958c2117cb17229cec1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling plist v0.3.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking result v1.0.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr] error: could not compile `semver-parser`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name semver_parser /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/semver-parser-0.7.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=78709dcc6d005d81 -C extra-filename=-78709dcc6d005d81 --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: build failed
[INFO] running `Command { std: "docker" "inspect" "3ac7ad2df1edf4458e0c28375feb91e8f4ae18c29dcbb958c2117cb17229cec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac7ad2df1edf4458e0c28375feb91e8f4ae18c29dcbb958c2117cb17229cec1", kill_on_drop: false }`
[INFO] [stdout] 3ac7ad2df1edf4458e0c28375feb91e8f4ae18c29dcbb958c2117cb17229cec1
