[INFO] fetching crate slingr 0.1.0...
[INFO] testing slingr-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate slingr 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate slingr 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slingr 0.1.0
[INFO] finished tweaking crates.io crate slingr 0.1.0
[INFO] tweaked toml for crates.io crate slingr 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9dff21cea2d4cb07c1d0ad48d15dc04df5d3cfe2b5e0b7592196e41b730129b5
[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" "9dff21cea2d4cb07c1d0ad48d15dc04df5d3cfe2b5e0b7592196e41b730129b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9dff21cea2d4cb07c1d0ad48d15dc04df5d3cfe2b5e0b7592196e41b730129b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dff21cea2d4cb07c1d0ad48d15dc04df5d3cfe2b5e0b7592196e41b730129b5", kill_on_drop: false }`
[INFO] [stdout] 9dff21cea2d4cb07c1d0ad48d15dc04df5d3cfe2b5e0b7592196e41b730129b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba4ce207071fb301a51c3e01472f24c25a2f4edd48be1586ec993ed9f37c7f68
[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" "ba4ce207071fb301a51c3e01472f24c25a2f4edd48be1586ec993ed9f37c7f68", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling slingr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `new_termios`
[INFO] [stdout]  --> src/cli.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     new_termios: Termios,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.33s
[INFO] running `Command { std: "docker" "inspect" "ba4ce207071fb301a51c3e01472f24c25a2f4edd48be1586ec993ed9f37c7f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4ce207071fb301a51c3e01472f24c25a2f4edd48be1586ec993ed9f37c7f68", kill_on_drop: false }`
[INFO] [stdout] ba4ce207071fb301a51c3e01472f24c25a2f4edd48be1586ec993ed9f37c7f68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92911ec6209f576f5c51c0a53b4638b3cd8c24b27ebffdd98768419bf6339963
[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" "92911ec6209f576f5c51c0a53b4638b3cd8c24b27ebffdd98768419bf6339963", kill_on_drop: false }`
[INFO] [stderr]    Compiling slingr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `new_termios`
[INFO] [stdout]  --> src/cli.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     new_termios: Termios,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "92911ec6209f576f5c51c0a53b4638b3cd8c24b27ebffdd98768419bf6339963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92911ec6209f576f5c51c0a53b4638b3cd8c24b27ebffdd98768419bf6339963", kill_on_drop: false }`
[INFO] [stdout] 92911ec6209f576f5c51c0a53b4638b3cd8c24b27ebffdd98768419bf6339963
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 278459dd17110b6494ab975b8c3cfcc4fb76c7e6d690c1c2becf0cff2c4eff2c
[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" "278459dd17110b6494ab975b8c3cfcc4fb76c7e6d690c1c2becf0cff2c4eff2c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `new_termios`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/cli.rs:9:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 9 |     new_termios: Termios,
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `slingr` (bin "slingr" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slingr-17a08bbe67bd69c7)
[INFO] running `Command { std: "docker" "inspect" "278459dd17110b6494ab975b8c3cfcc4fb76c7e6d690c1c2becf0cff2c4eff2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278459dd17110b6494ab975b8c3cfcc4fb76c7e6d690c1c2becf0cff2c4eff2c", kill_on_drop: false }`
[INFO] [stdout] 278459dd17110b6494ab975b8c3cfcc4fb76c7e6d690c1c2becf0cff2c4eff2c