[INFO] cloning repository https://github.com/Tomcc/remote_python
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tomcc/remote_python" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomcc%2Fremote_python", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomcc%2Fremote_python'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea1fa2597ea90b83a47c4401844e6d55b3b5345e
[INFO] checking Tomcc/remote_python against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomcc%2Fremote_python" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tomcc/remote_python on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tomcc/remote_python
[INFO] finished tweaking git repo https://github.com/Tomcc/remote_python
[INFO] tweaked toml for git repo https://github.com/Tomcc/remote_python written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Tomcc/remote_python already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-segmentation v1.1.0
[INFO] [stderr]   Downloaded serde_json v1.0.0
[INFO] [stderr]   Downloaded vec_map v0.7.0
[INFO] [stderr]   Downloaded base64 v0.4.1
[INFO] [stderr]   Downloaded clap v2.23.2
[INFO] [stderr]   Downloaded serde_derive v1.0.0
[INFO] [stderr]   Downloaded serde v1.0.0
[INFO] [stderr]   Downloaded serde_derive_internals v0.15.0
[INFO] [stderr]   Downloaded tiny-keccak v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e79e2151a9753d10292f8fc4081c262c54d61d647b475812ef67e5a3aa5e601
[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" "2e79e2151a9753d10292f8fc4081c262c54d61d647b475812ef67e5a3aa5e601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e79e2151a9753d10292f8fc4081c262c54d61d647b475812ef67e5a3aa5e601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e79e2151a9753d10292f8fc4081c262c54d61d647b475812ef67e5a3aa5e601", kill_on_drop: false }`
[INFO] [stdout] 2e79e2151a9753d10292f8fc4081c262c54d61d647b475812ef67e5a3aa5e601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b6163dc2b19d5d0f3cb3e1691ce3209d521dc3a7b3f1e524fd4d4488a88e197a
[INFO] running `Command { std: "docker" "start" "-a" "b6163dc2b19d5d0f3cb3e1691ce3209d521dc3a7b3f1e524fd4d4488a88e197a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking vec_map v0.7.0
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking serde v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking xdg v2.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking tiny-keccak v1.2.1
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking base64 v0.4.1
[INFO] [stderr]     Checking app_dirs v1.1.1
[INFO] [stderr]     Checking clap v2.23.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling serde_derive_internals v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.0
[INFO] [stderr]     Checking serde_json v1.0.0
[INFO] [stderr]     Checking remote_python v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:242:36
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn visit_dirs(dir: &Path, cb: &mut FnMut(&DirEntry)) -> std::io::Result<()> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&DirEntry)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:242:36
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn visit_dirs(dir: &Path, cb: &mut FnMut(&DirEntry)) -> std::io::Result<()> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&DirEntry)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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 24.31s
[INFO] running `Command { std: "docker" "inspect" "b6163dc2b19d5d0f3cb3e1691ce3209d521dc3a7b3f1e524fd4d4488a88e197a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6163dc2b19d5d0f3cb3e1691ce3209d521dc3a7b3f1e524fd4d4488a88e197a", kill_on_drop: false }`
[INFO] [stdout] b6163dc2b19d5d0f3cb3e1691ce3209d521dc3a7b3f1e524fd4d4488a88e197a