[INFO] cloning repository https://github.com/azriel91/hull
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/azriel91/hull" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazriel91%2Fhull", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazriel91%2Fhull'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 233694bb92f654abcdfd4a2307bb99f696847cff
[INFO] checking azriel91/hull against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazriel91%2Fhull" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/azriel91/hull on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/azriel91/hull
[INFO] finished tweaking git repo https://github.com/azriel91/hull
[INFO] tweaked toml for git repo https://github.com/azriel91/hull written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/azriel91/hull already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atty v0.2.10
[INFO] [stderr]   Downloaded bytes v0.4.8
[INFO] [stderr]   Downloaded rustc-demangle v0.1.8
[INFO] [stderr]   Downloaded cargo_metadata v0.6.0
[INFO] [stderr]   Downloaded serde_json v1.0.22
[INFO] [stderr]   Downloaded os_pipe v0.6.1
[INFO] [stderr]   Downloaded shell-words v0.1.0
[INFO] [stderr]   Downloaded shared_child v0.3.2
[INFO] [stderr]   Downloaded backtrace-sys v0.1.23
[INFO] [stderr]   Downloaded backtrace v0.3.8
[INFO] [stderr]   Downloaded duct v0.10.0
[INFO] [stderr]   Downloaded error-chain v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0cc744a43de9ae17ad46aa9895b9fd3086841a8a95cfd089c28b57c02281749
[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" "a0cc744a43de9ae17ad46aa9895b9fd3086841a8a95cfd089c28b57c02281749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0cc744a43de9ae17ad46aa9895b9fd3086841a8a95cfd089c28b57c02281749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0cc744a43de9ae17ad46aa9895b9fd3086841a8a95cfd089c28b57c02281749", kill_on_drop: false }`
[INFO] [stdout] a0cc744a43de9ae17ad46aa9895b9fd3086841a8a95cfd089c28b57c02281749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c4361d11f5f186b2b752ea0fa903c3a0d45adde2e05b494f70df43773bdb237
[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" "0c4361d11f5f186b2b752ea0fa903c3a0d45adde2e05b494f70df43773bdb237", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking shell-words v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.22
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking backtrace-sys v0.1.23
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking shared_child v0.3.2
[INFO] [stderr]     Checking which v1.0.5
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]     Checking os_pipe v0.6.1
[INFO] [stderr]     Checking duct v0.10.0
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking cargo_metadata v0.6.0
[INFO] [stderr]     Checking hull v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/command/entry.rs:56:65
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn command<'c>(self, manifest_path: &'c PathBuf) -> Box<command::Command + 'c> {
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn command::Command + 'c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/command/entry.rs:56:65
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn command<'c>(self, manifest_path: &'c PathBuf) -> Box<command::Command + 'c> {
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn command::Command + 'c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.21s
[INFO] running `Command { std: "docker" "inspect" "0c4361d11f5f186b2b752ea0fa903c3a0d45adde2e05b494f70df43773bdb237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4361d11f5f186b2b752ea0fa903c3a0d45adde2e05b494f70df43773bdb237", kill_on_drop: false }`
[INFO] [stdout] 0c4361d11f5f186b2b752ea0fa903c3a0d45adde2e05b494f70df43773bdb237