[INFO] fetching crate preexplorer 0.3.3...
[INFO] documenting preexplorer-0.3.3 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate preexplorer 0.3.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate preexplorer 0.3.3 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preexplorer 0.3.3
[INFO] finished tweaking crates.io crate preexplorer 0.3.3
[INFO] tweaked toml for crates.io crate preexplorer 0.3.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate preexplorer 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5647e93d0d25d9f28f68bfcc15a434e785bf9dc70e0f0b4227e2814f5040b181
[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" "5647e93d0d25d9f28f68bfcc15a434e785bf9dc70e0f0b4227e2814f5040b181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5647e93d0d25d9f28f68bfcc15a434e785bf9dc70e0f0b4227e2814f5040b181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5647e93d0d25d9f28f68bfcc15a434e785bf9dc70e0f0b4227e2814f5040b181", kill_on_drop: false }`
[INFO] [stdout] 5647e93d0d25d9f28f68bfcc15a434e785bf9dc70e0f0b4227e2814f5040b181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 716c41033ac4564a2133cd7ccad6f1cea52e5f999eee441b24285d24f8075deb
[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" "716c41033ac4564a2133cd7ccad6f1cea52e5f999eee441b24285d24f8075deb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.22
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking average v0.10.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking chrono v0.4.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]  Documenting preexplorer v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.29s
[INFO] running `Command { std: "docker" "inspect" "716c41033ac4564a2133cd7ccad6f1cea52e5f999eee441b24285d24f8075deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "716c41033ac4564a2133cd7ccad6f1cea52e5f999eee441b24285d24f8075deb", kill_on_drop: false }`
[INFO] [stdout] 716c41033ac4564a2133cd7ccad6f1cea52e5f999eee441b24285d24f8075deb
