[INFO] fetching crate candid 0.5.3...
[INFO] documenting candid-0.5.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate candid 0.5.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate candid 0.5.3 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate candid 0.5.3
[INFO] finished tweaking crates.io crate candid 0.5.3
[INFO] tweaked toml for crates.io crate candid 0.5.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded candid_derive v0.4.0
[INFO] [stderr]   Downloaded goldenfile v1.1.0
[INFO] [stderr]   Downloaded diff v0.1.12
[INFO] [stderr]   Downloaded pretty v0.10.0
[INFO] [stderr]   Downloaded ascii-canvas v2.0.0
[INFO] [stderr]   Downloaded lalrpop-util v0.19.0
[INFO] [stderr]   Downloaded lalrpop v0.19.0
[INFO] [stderr]   Downloaded num_enum_derive v0.5.1
[INFO] [stderr]   Downloaded num_enum v0.5.1
[INFO] [stderr]   Downloaded test-generator v0.3.0
[INFO] [stderr]   Downloaded base32 v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a2302043c83d4f9436bc42a495500cc472a823a8c04a4d7d64ed871ff774d33e
[INFO] running `Command { std: "docker" "start" "-a" "a2302043c83d4f9436bc42a495500cc472a823a8c04a4d7d64ed871ff774d33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2302043c83d4f9436bc42a495500cc472a823a8c04a4d7d64ed871ff774d33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2302043c83d4f9436bc42a495500cc472a823a8c04a4d7d64ed871ff774d33e", kill_on_drop: false }`
[INFO] [stdout] a2302043c83d4f9436bc42a495500cc472a823a8c04a4d7d64ed871ff774d33e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 61d2287010e28c384c881c5f8b59215c8afee83136a502d84768bf8c487316be
[INFO] running `Command { std: "docker" "start" "-a" "61d2287010e28c384c881c5f8b59215c8afee83136a502d84768bf8c487316be", kill_on_drop: false }`
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling lalrpop-util v0.19.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]    Compiling paste v1.0.0
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling candid_derive v0.4.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.19.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]    Compiling candid v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting candid v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "61d2287010e28c384c881c5f8b59215c8afee83136a502d84768bf8c487316be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d2287010e28c384c881c5f8b59215c8afee83136a502d84768bf8c487316be", kill_on_drop: false }`
[INFO] [stdout] 61d2287010e28c384c881c5f8b59215c8afee83136a502d84768bf8c487316be