[INFO] fetching crate srisum 3.0.0...
[INFO] documenting srisum-3.0.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate srisum 3.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate srisum 3.0.0 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 srisum 3.0.0
[INFO] finished tweaking crates.io crate srisum 3.0.0
[INFO] tweaked toml for crates.io crate srisum 3.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate srisum 3.0.0 already has a lockfile, it will not be regenerated
[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 thiserror v1.0.4
[INFO] [stderr]   Downloaded ssri v5.0.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 986c3d5e65eea8c6a3349a15a03d8a7c039d2abe66100160d97b36c2d8db914c
[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" "986c3d5e65eea8c6a3349a15a03d8a7c039d2abe66100160d97b36c2d8db914c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "986c3d5e65eea8c6a3349a15a03d8a7c039d2abe66100160d97b36c2d8db914c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "986c3d5e65eea8c6a3349a15a03d8a7c039d2abe66100160d97b36c2d8db914c", kill_on_drop: false }`
[INFO] [stdout] 986c3d5e65eea8c6a3349a15a03d8a7c039d2abe66100160d97b36c2d8db914c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] f7521d80fb33af3fab06134ffca469a8be1baa9c59d833aa8d571c18f2d3281c
[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" "f7521d80fb33af3fab06134ffca469a8be1baa9c59d833aa8d571c18f2d3281c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling anyhow v1.0.19
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking thiserror v1.0.4
[INFO] [stderr]     Checking ssri v5.0.0
[INFO] [stderr]  Documenting srisum v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.84s
[INFO] running `Command { std: "docker" "inspect" "f7521d80fb33af3fab06134ffca469a8be1baa9c59d833aa8d571c18f2d3281c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7521d80fb33af3fab06134ffca469a8be1baa9c59d833aa8d571c18f2d3281c", kill_on_drop: false }`
[INFO] [stdout] f7521d80fb33af3fab06134ffca469a8be1baa9c59d833aa8d571c18f2d3281c