[INFO] crate sshc 1.0.0 is already in cache
[INFO] documenting sshc-1.0.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate sshc 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sshc 1.0.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sshc 1.0.0
[INFO] finished tweaking crates.io crate sshc 1.0.0
[INFO] tweaked toml for crates.io crate sshc 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 484fa71b5b544cf8a7d52ad93b639b7ef39d93f1dc96d766d48d24614b91dc14
[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" "484fa71b5b544cf8a7d52ad93b639b7ef39d93f1dc96d766d48d24614b91dc14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "484fa71b5b544cf8a7d52ad93b639b7ef39d93f1dc96d766d48d24614b91dc14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "484fa71b5b544cf8a7d52ad93b639b7ef39d93f1dc96d766d48d24614b91dc14", kill_on_drop: false }`
[INFO] [stdout] 484fa71b5b544cf8a7d52ad93b639b7ef39d93f1dc96d766d48d24614b91dc14
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 660505451aea7523286e728d2194a8437f936b997afe4f7ceb179a7c6e3693af
[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" "660505451aea7523286e728d2194a8437f936b997afe4f7ceb179a7c6e3693af", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cursive v0.6.4
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking exec v0.3.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking shellexpand v1.1.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking chan-signal v0.2.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]  Documenting sshc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.81s
[INFO] running `Command { std: "docker" "inspect" "660505451aea7523286e728d2194a8437f936b997afe4f7ceb179a7c6e3693af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "660505451aea7523286e728d2194a8437f936b997afe4f7ceb179a7c6e3693af", kill_on_drop: false }`
[INFO] [stdout] 660505451aea7523286e728d2194a8437f936b997afe4f7ceb179a7c6e3693af