[INFO] fetching crate sshc 1.0.0...
[INFO] documenting sshc-1.0.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate sshc 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sshc 1.0.0 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 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-4/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 exec v0.3.1
[INFO] [stderr]   Downloaded chan-signal v0.2.0
[INFO] [stderr]   Downloaded cursive v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 84e24703017833e1f4fc3fe588ffe9dcbb2ad491095c8bc849358f5a028b35a1
[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" "84e24703017833e1f4fc3fe588ffe9dcbb2ad491095c8bc849358f5a028b35a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84e24703017833e1f4fc3fe588ffe9dcbb2ad491095c8bc849358f5a028b35a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e24703017833e1f4fc3fe588ffe9dcbb2ad491095c8bc849358f5a028b35a1", kill_on_drop: false }`
[INFO] [stdout] 84e24703017833e1f4fc3fe588ffe9dcbb2ad491095c8bc849358f5a028b35a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f4c455335882bf893874e40be170a15aee9a45911b72fb70f571a40fdb9ea16a
[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" "f4c455335882bf893874e40be170a15aee9a45911b72fb70f571a40fdb9ea16a", kill_on_drop: false }`
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]    Compiling cursive v0.6.4
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking shellexpand v1.1.1
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking exec v0.3.1
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking chan-signal v0.2.0
[INFO] [stderr]  Documenting sshc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/config.rs:271:16
[INFO] [stdout]     |
[INFO] [stdout] 271 |             MIN...MAX => Ok(Tunnel {
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "f4c455335882bf893874e40be170a15aee9a45911b72fb70f571a40fdb9ea16a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c455335882bf893874e40be170a15aee9a45911b72fb70f571a40fdb9ea16a", kill_on_drop: false }`
[INFO] [stdout] f4c455335882bf893874e40be170a15aee9a45911b72fb70f571a40fdb9ea16a