[INFO] cloning repository https://github.com/jatin837/rush
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jatin837/rush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjatin837%2Frush", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjatin837%2Frush'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f600675e941b9d07920cff45f89c7fa667095a05
[INFO] checking jatin837/rush against master#040e2f8b9ff2d76fbe2146d6003e297ed4532088 for pr-143619
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjatin837%2Frush" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jatin837/rush
[INFO] finished tweaking git repo https://github.com/jatin837/rush
[INFO] tweaked toml for git repo https://github.com/jatin837/rush written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jatin837/rush on toolchain 040e2f8b9ff2d76fbe2146d6003e297ed4532088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jatin837/rush already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2
[INFO] [stderr]       Adding cc v1.2.29
[INFO] [stderr]       Adding cfg-if v0.1.10
[INFO] [stderr]       Adding libc v0.2.174
[INFO] [stderr]       Adding nix v0.18.0 (available: v0.30.1)
[INFO] [stderr]       Adding shlex v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7aba723174710ed6755048a73dc36c37b6f8282abb121e57cdeb69dec5729eb3
[INFO] running `Command { std: "docker" "start" "-a" "7aba723174710ed6755048a73dc36c37b6f8282abb121e57cdeb69dec5729eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aba723174710ed6755048a73dc36c37b6f8282abb121e57cdeb69dec5729eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aba723174710ed6755048a73dc36c37b6f8282abb121e57cdeb69dec5729eb3", kill_on_drop: false }`
[INFO] [stdout] 7aba723174710ed6755048a73dc36c37b6f8282abb121e57cdeb69dec5729eb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+040e2f8b9ff2d76fbe2146d6003e297ed4532088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01ef40f0604009c1d9f2e33f11d560235212ab79fa51070a03513038f526dc59
[INFO] running `Command { std: "docker" "start" "-a" "01ef40f0604009c1d9f2e33f11d560235212ab79fa51070a03513038f526dc59", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking rush v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `nix::sys::wait::wait`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nix::sys::wait::wait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Child` and `Parent`
[INFO] [stdout]  --> src/main.rs:7:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nix::unistd::ForkResult::{Child, Parent};
[INFO] [stdout]   |                               ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fork`, `getpid`, and `getppid`
[INFO] [stdout]   --> src/main.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  |     fork,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     getpid,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     getppid
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nix::sys::wait::wait`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nix::sys::wait::wait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Child` and `Parent`
[INFO] [stdout]  --> src/main.rs:7:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nix::unistd::ForkResult::{Child, Parent};
[INFO] [stdout]   |                               ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fork`, `getpid`, and `getppid`
[INFO] [stdout]   --> src/main.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  |     fork,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     getpid,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     getppid
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.66s
[INFO] running `Command { std: "docker" "inspect" "01ef40f0604009c1d9f2e33f11d560235212ab79fa51070a03513038f526dc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ef40f0604009c1d9f2e33f11d560235212ab79fa51070a03513038f526dc59", kill_on_drop: false }`
[INFO] [stdout] 01ef40f0604009c1d9f2e33f11d560235212ab79fa51070a03513038f526dc59