[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] testing jatin837/rush against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjatin837%2Frush" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jatin837/rush on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jatin837/rush already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc922a6d03efac1586c3319dc512b9505a1d50882916b63a35402d48a2afeae4
[INFO] running `Command { std: "docker" "start" "-a" "fc922a6d03efac1586c3319dc512b9505a1d50882916b63a35402d48a2afeae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc922a6d03efac1586c3319dc512b9505a1d50882916b63a35402d48a2afeae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc922a6d03efac1586c3319dc512b9505a1d50882916b63a35402d48a2afeae4", kill_on_drop: false }`
[INFO] [stdout] fc922a6d03efac1586c3319dc512b9505a1d50882916b63a35402d48a2afeae4
[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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f3f5ee4d24f16d2d7e6fd36f4f13b01d067468e13e69c12a99d2b2917a358408
[INFO] running `Command { std: "docker" "start" "-a" "f3f5ee4d24f16d2d7e6fd36f4f13b01d067468e13e69c12a99d2b2917a358408", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling 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`, `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`, `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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.10s
[INFO] running `Command { std: "docker" "inspect" "f3f5ee4d24f16d2d7e6fd36f4f13b01d067468e13e69c12a99d2b2917a358408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3f5ee4d24f16d2d7e6fd36f4f13b01d067468e13e69c12a99d2b2917a358408", kill_on_drop: false }`
[INFO] [stdout] f3f5ee4d24f16d2d7e6fd36f4f13b01d067468e13e69c12a99d2b2917a358408
[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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 358c5cfbb73190129fc4daa4dcee926353679f27b1baa52ed41da18892004028
[INFO] running `Command { std: "docker" "start" "-a" "358c5cfbb73190129fc4daa4dcee926353679f27b1baa52ed41da18892004028", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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`, `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`, `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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "358c5cfbb73190129fc4daa4dcee926353679f27b1baa52ed41da18892004028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "358c5cfbb73190129fc4daa4dcee926353679f27b1baa52ed41da18892004028", kill_on_drop: false }`
[INFO] [stdout] 358c5cfbb73190129fc4daa4dcee926353679f27b1baa52ed41da18892004028
[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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 714db8a162d8b1cfd7e395c18999ce2f33498e6da4555a7db0d514a9bef83c1f
[INFO] running `Command { std: "docker" "start" "-a" "714db8a162d8b1cfd7e395c18999ce2f33498e6da4555a7db0d514a9bef83c1f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `nix::sys::wait::wait`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use nix::sys::wait::wait;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Child`, `Parent`
[INFO] [stderr]  --> src/main.rs:7:31
[INFO] [stderr]   |
[INFO] [stderr] 7 | use nix::unistd::ForkResult::{Child, Parent};
[INFO] [stderr]   |                               ^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `fork`, `getpid`, `getppid`
[INFO] [stderr]   --> src/main.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 9  |     fork,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 10 |     getpid,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 11 |     getppid
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rush` (bin "rush" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/rush-b042579a0082f2da)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "714db8a162d8b1cfd7e395c18999ce2f33498e6da4555a7db0d514a9bef83c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "714db8a162d8b1cfd7e395c18999ce2f33498e6da4555a7db0d514a9bef83c1f", kill_on_drop: false }`
[INFO] [stdout] 714db8a162d8b1cfd7e395c18999ce2f33498e6da4555a7db0d514a9bef83c1f