[INFO] cloning repository https://github.com/tamasfe/aide
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tamasfe/aide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamasfe%2Faide", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamasfe%2Faide'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae1b700df024fb6fb2445ba342e7fba7c66aee64
[INFO] documenting tamasfe/aide against 1.55.0 for beta-1.56-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftamasfe%2Faide" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tamasfe/aide on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tamasfe/aide
[INFO] finished tweaking git repo https://github.com/tamasfe/aide
[INFO] tweaked toml for git repo https://github.com/tamasfe/aide written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tamasfe/aide already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 794bd3cdce70d8f4cdaaa08bd8b63b9118e37a48676ae567d6ce0690810e7425
[INFO] running `Command { std: "docker" "start" "-a" "794bd3cdce70d8f4cdaaa08bd8b63b9118e37a48676ae567d6ce0690810e7425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "794bd3cdce70d8f4cdaaa08bd8b63b9118e37a48676ae567d6ce0690810e7425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "794bd3cdce70d8f4cdaaa08bd8b63b9118e37a48676ae567d6ce0690810e7425", kill_on_drop: false }`
[INFO] [stdout] 794bd3cdce70d8f4cdaaa08bd8b63b9118e37a48676ae567d6ce0690810e7425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 761fa5334b18694839511215ebb330136dd0d511a762064e7cf6b519b7934bbe
[INFO] running `Command { std: "docker" "start" "-a" "761fa5334b18694839511215ebb330136dd0d511a762064e7cf6b519b7934bbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking rustc-demangle v0.1.17
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking object v0.21.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling askama_escape v0.10.1
[INFO] [stderr]    Compiling tamasfe-schemars v0.8.1
[INFO] [stderr]     Checking dyn-clone v1.0.2
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking tinyvec v1.0.1
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr] error: could not compile `http`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.2.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=8407a9e9edc51651 -C extra-filename=-8407a9e9edc51651 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-7153a0545de8ee2f.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-8119fe42070d7285.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-5b33b88abf5fbe31.rmeta --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" "761fa5334b18694839511215ebb330136dd0d511a762064e7cf6b519b7934bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761fa5334b18694839511215ebb330136dd0d511a762064e7cf6b519b7934bbe", kill_on_drop: false }`
[INFO] [stdout] 761fa5334b18694839511215ebb330136dd0d511a762064e7cf6b519b7934bbe