[INFO] fetching crate argmin 0.3.1...
[INFO] documenting argmin-0.3.1 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate argmin 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate argmin 0.3.1 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 argmin 0.3.1
[INFO] finished tweaking crates.io crate argmin 0.3.1
[INFO] tweaked toml for crates.io crate argmin 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate argmin 0.3.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bdba29f0b7279acd10a368414960ecde8e6107fc7a8e8f74f81cfbc626b9529f
[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" "bdba29f0b7279acd10a368414960ecde8e6107fc7a8e8f74f81cfbc626b9529f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdba29f0b7279acd10a368414960ecde8e6107fc7a8e8f74f81cfbc626b9529f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdba29f0b7279acd10a368414960ecde8e6107fc7a8e8f74f81cfbc626b9529f", kill_on_drop: false }`
[INFO] [stdout] bdba29f0b7279acd10a368414960ecde8e6107fc7a8e8f74f81cfbc626b9529f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d84e9692ecdd8659ffb1766eeb926d64c646140e5768090351cb9ef17a30b8a6
[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" "d84e9692ecdd8659ffb1766eeb926d64c646140e5768090351cb9ef17a30b8a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v1.0.14
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking slog-async v2.5.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking slog-term v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling paste-impl v0.1.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking paste v0.1.12
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]  Documenting argmin v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.72s
[INFO] running `Command { std: "docker" "inspect" "d84e9692ecdd8659ffb1766eeb926d64c646140e5768090351cb9ef17a30b8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d84e9692ecdd8659ffb1766eeb926d64c646140e5768090351cb9ef17a30b8a6", kill_on_drop: false }`
[INFO] [stdout] d84e9692ecdd8659ffb1766eeb926d64c646140e5768090351cb9ef17a30b8a6
