[INFO] fetching crate graviton 0.6.0...
[INFO] documenting graviton-0.6.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate graviton 0.6.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate graviton 0.6.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graviton 0.6.0
[INFO] finished tweaking crates.io crate graviton 0.6.0
[INFO] tweaked toml for crates.io crate graviton 0.6.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate graviton 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61352a7f4df760a51d81ffe92dc19dded29cecd0e7a2ac0c4c805915c8faca9e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "61352a7f4df760a51d81ffe92dc19dded29cecd0e7a2ac0c4c805915c8faca9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61352a7f4df760a51d81ffe92dc19dded29cecd0e7a2ac0c4c805915c8faca9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61352a7f4df760a51d81ffe92dc19dded29cecd0e7a2ac0c4c805915c8faca9e", kill_on_drop: false }`
[INFO] [stdout] 61352a7f4df760a51d81ffe92dc19dded29cecd0e7a2ac0c4c805915c8faca9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74878d845f6b097c6d6dda6a9032349d019d8e6a2e3a3fe9eb615cb9840b9542
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "74878d845f6b097c6d6dda6a9032349d019d8e6a2e3a3fe9eb615cb9840b9542", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.56.0
[INFO] [stderr]    Compiling cranelift-entity v0.56.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]     Checking cranelift-bforest v0.56.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.56.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]    Compiling ctor v0.1.12
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling inventory-impl v0.1.5
[INFO] [stderr]    Compiling typetag-impl v0.1.4
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking inventory v0.1.5
[INFO] [stderr]     Checking goblin v0.1.3
[INFO] [stderr]     Checking thiserror v1.0.9
[INFO] [stderr]    Compiling cranelift-codegen v0.56.0
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking graviton_core v0.6.0
[INFO] [stderr]     Checking string-interner v0.7.1
[INFO] [stderr]     Checking erased-serde v0.3.10
[INFO] [stderr]     Checking rmp-serde v0.14.0
[INFO] [stderr]     Checking faerie v0.14.0
[INFO] [stderr]     Checking graviton_ast v0.6.0
[INFO] [stderr]     Checking typetag v0.1.4
[INFO] [stderr]     Checking cranelift-frontend v0.56.0
[INFO] [stderr]     Checking cranelift-module v0.56.0
[INFO] [stderr]     Checking cranelift-native v0.56.0
[INFO] [stderr]     Checking graviton_frontend v0.6.0
[INFO] [stderr]     Checking cranelift v0.56.0
[INFO] [stderr]     Checking cranelift-faerie v0.56.0
[INFO] [stderr]     Checking graviton_backend v0.6.0
[INFO] [stderr]  Documenting graviton v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.41s
[INFO] running `Command { std: "docker" "inspect" "74878d845f6b097c6d6dda6a9032349d019d8e6a2e3a3fe9eb615cb9840b9542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74878d845f6b097c6d6dda6a9032349d019d8e6a2e3a3fe9eb615cb9840b9542", kill_on_drop: false }`
[INFO] [stdout] 74878d845f6b097c6d6dda6a9032349d019d8e6a2e3a3fe9eb615cb9840b9542