[INFO] fetching crate tarssh 0.4.0...
[INFO] checking tarssh-0.4.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate tarssh 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tarssh 0.4.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tarssh 0.4.0
[INFO] finished tweaking crates.io crate tarssh 0.4.0
[INFO] tweaked toml for crates.io crate tarssh 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tarssh 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded privdrop v0.3.4
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded nix v0.16.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.16
[INFO] [stderr]   Downloaded rusty-sandbox v0.2.0
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 460c02f48799414b61a565dbeb6ceeca3b7ef13fde2a098877669a395d0ef317
[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" "460c02f48799414b61a565dbeb6ceeca3b7ef13fde2a098877669a395d0ef317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "460c02f48799414b61a565dbeb6ceeca3b7ef13fde2a098877669a395d0ef317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460c02f48799414b61a565dbeb6ceeca3b7ef13fde2a098877669a395d0ef317", kill_on_drop: false }`
[INFO] [stdout] 460c02f48799414b61a565dbeb6ceeca3b7ef13fde2a098877669a395d0ef317
[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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 668d7f6b6c7209b683f2356d53e0f3f5684c310519bb72a34b8ab3565697422a
[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" "668d7f6b6c7209b683f2356d53e0f3f5684c310519bb72a34b8ab3565697422a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking nix v0.16.1
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking rusty-sandbox v0.2.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking structopt v0.3.11
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking privdrop v0.3.4
[INFO] [stderr]     Checking tarssh v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.24s
[INFO] running `Command { std: "docker" "inspect" "668d7f6b6c7209b683f2356d53e0f3f5684c310519bb72a34b8ab3565697422a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668d7f6b6c7209b683f2356d53e0f3f5684c310519bb72a34b8ab3565697422a", kill_on_drop: false }`
[INFO] [stdout] 668d7f6b6c7209b683f2356d53e0f3f5684c310519bb72a34b8ab3565697422a