[INFO] fetching crate libzerostash 0.1.0...
[INFO] documenting libzerostash-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate libzerostash 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate libzerostash 0.1.0 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 libzerostash 0.1.0
[INFO] finished tweaking crates.io crate libzerostash 0.1.0
[INFO] tweaked toml for crates.io crate libzerostash 0.1.0 written to /workspace/builds/worker-8/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 seahash v4.0.1
[INFO] [stderr]   Downloaded secrecy v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] c9ae665dd2e3bf32b6b8b24ff5e212ade76e870f0c24e14d2fc22bad32fa63b2
[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" "c9ae665dd2e3bf32b6b8b24ff5e212ade76e870f0c24e14d2fc22bad32fa63b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9ae665dd2e3bf32b6b8b24ff5e212ade76e870f0c24e14d2fc22bad32fa63b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ae665dd2e3bf32b6b8b24ff5e212ade76e870f0c24e14d2fc22bad32fa63b2", kill_on_drop: false }`
[INFO] [stdout] c9ae665dd2e3bf32b6b8b24ff5e212ade76e870f0c24e14d2fc22bad32fa63b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 53c128d6ea882d33c8a5144fe2098ed7074f0256fe6b17244e46a491ae9e64f3
[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" "53c128d6ea882d33c8a5144fe2098ed7074f0256fe6b17244e46a491ae9e64f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling libzerostash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking seahash v4.0.1
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking rust-argon2 v0.8.2
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking lru v0.5.3
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking lz4 v1.23.2
[INFO] [stderr]  Documenting libzerostash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.20s
[INFO] running `Command { std: "docker" "inspect" "53c128d6ea882d33c8a5144fe2098ed7074f0256fe6b17244e46a491ae9e64f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c128d6ea882d33c8a5144fe2098ed7074f0256fe6b17244e46a491ae9e64f3", kill_on_drop: false }`
[INFO] [stdout] 53c128d6ea882d33c8a5144fe2098ed7074f0256fe6b17244e46a491ae9e64f3