[INFO] cloning repository https://github.com/dufkan/rush
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dufkan/rush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdufkan%2Frush", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdufkan%2Frush'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fefba20174a32dfd522185883bf638a71105d2b
[INFO] checking dufkan/rush against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdufkan%2Frush" "/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/dufkan/rush on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dufkan/rush
[INFO] finished tweaking git repo https://github.com/dufkan/rush
[INFO] tweaked toml for git repo https://github.com/dufkan/rush written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/dufkan/rush already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe63cec0efc4731d9125ee8b0198cf8afd569c22860e0b46f972b1a7a3ea6bb8
[INFO] running `Command { std: "docker" "start" "-a" "fe63cec0efc4731d9125ee8b0198cf8afd569c22860e0b46f972b1a7a3ea6bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe63cec0efc4731d9125ee8b0198cf8afd569c22860e0b46f972b1a7a3ea6bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe63cec0efc4731d9125ee8b0198cf8afd569c22860e0b46f972b1a7a3ea6bb8", kill_on_drop: false }`
[INFO] [stdout] fe63cec0efc4731d9125ee8b0198cf8afd569c22860e0b46f972b1a7a3ea6bb8
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba7d4fa6f44c23391a4fb69bd0940d7058323ad65a33ee3e166ccbe17ee4c9ca
[INFO] running `Command { std: "docker" "start" "-a" "ba7d4fa6f44c23391a4fb69bd0940d7058323ad65a33ee3e166ccbe17ee4c9ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking pest v2.1.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking toml v0.5.0
[INFO] [stderr]     Checking rush v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cannot borrow `*exec` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/shell.rs:192:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let command = exec.args().first();
[INFO] [stdout]     |                           ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 192 |                 exec.set_kind(match command.as_str() {
[INFO] [stdout]     |                 ^^^^                ------- immutable borrow later used here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `*exec` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/shell.rs:192:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let command = exec.args().first();
[INFO] [stdout]     |                           ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 192 |                 exec.set_kind(match command.as_str() {
[INFO] [stdout]     |                 ^^^^                ------- immutable borrow later used here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/parser/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     start: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> src/parser/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     end: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/parser/mod.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     start: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> src/parser/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     end: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.36s
[INFO] running `Command { std: "docker" "inspect" "ba7d4fa6f44c23391a4fb69bd0940d7058323ad65a33ee3e166ccbe17ee4c9ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba7d4fa6f44c23391a4fb69bd0940d7058323ad65a33ee3e166ccbe17ee4c9ca", kill_on_drop: false }`
[INFO] [stdout] ba7d4fa6f44c23391a4fb69bd0940d7058323ad65a33ee3e166ccbe17ee4c9ca