[INFO] cloning repository https://github.com/maurictg/rgetty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maurictg/rgetty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaurictg%2Frgetty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaurictg%2Frgetty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 400b2a0dd314fa0295fa7487f9874ea777117ff0
[INFO] building maurictg/rgetty against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaurictg%2Frgetty" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maurictg/rgetty on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maurictg/rgetty
[INFO] finished tweaking git repo https://github.com/maurictg/rgetty
[INFO] tweaked toml for git repo https://github.com/maurictg/rgetty written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/maurictg/rgetty 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89e813156e76f825e4eeb0cf8603da9605e9c3173957e09c3cec2208e12b9906
[INFO] running `Command { std: "docker" "start" "-a" "89e813156e76f825e4eeb0cf8603da9605e9c3173957e09c3cec2208e12b9906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89e813156e76f825e4eeb0cf8603da9605e9c3173957e09c3cec2208e12b9906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e813156e76f825e4eeb0cf8603da9605e9c3173957e09c3cec2208e12b9906", kill_on_drop: false }`
[INFO] [stdout] 89e813156e76f825e4eeb0cf8603da9605e9c3173957e09c3cec2208e12b9906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e26237cd99fbb72f6085fa52279d709053a021b94e15059548c861b03f9178
[INFO] running `Command { std: "docker" "start" "-a" "a5e26237cd99fbb72f6085fa52279d709053a021b94e15059548c861b03f9178", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling pam-sys v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling users v0.8.1
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling pam v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rgetty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/main.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | /     Command::new("/bin/login")
[INFO] [stdout] 113 | |         .stdin(Stdio::from(tty.try_clone().unwrap()))
[INFO] [stdout] 114 | |         .stdout(Stdio::from(tty))
[INFO] [stdout] 115 | |         .arg(username)
[INFO] [stdout] 116 | |         .arg(if ask_for_pass { "" } else { "-f" })
[INFO] [stdout] 117 | |         .exec();
[INFO] [stdout]     | |_______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let _ = Command::new("/bin/login")
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.57s
[INFO] running `Command { std: "docker" "inspect" "a5e26237cd99fbb72f6085fa52279d709053a021b94e15059548c861b03f9178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e26237cd99fbb72f6085fa52279d709053a021b94e15059548c861b03f9178", kill_on_drop: false }`
[INFO] [stdout] a5e26237cd99fbb72f6085fa52279d709053a021b94e15059548c861b03f9178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 351cec80c315472b4d1e3fc4cbb544ae3a2749c41aed73320e0fbacf38be3ac9
[INFO] running `Command { std: "docker" "start" "-a" "351cec80c315472b4d1e3fc4cbb544ae3a2749c41aed73320e0fbacf38be3ac9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rgetty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/main.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 | /     Command::new("/bin/login")
[INFO] [stdout] 113 | |         .stdin(Stdio::from(tty.try_clone().unwrap()))
[INFO] [stdout] 114 | |         .stdout(Stdio::from(tty))
[INFO] [stdout] 115 | |         .arg(username)
[INFO] [stdout] 116 | |         .arg(if ask_for_pass { "" } else { "-f" })
[INFO] [stdout] 117 | |         .exec();
[INFO] [stdout]     | |_______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let _ = Command::new("/bin/login")
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "351cec80c315472b4d1e3fc4cbb544ae3a2749c41aed73320e0fbacf38be3ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "351cec80c315472b4d1e3fc4cbb544ae3a2749c41aed73320e0fbacf38be3ac9", kill_on_drop: false }`
[INFO] [stdout] 351cec80c315472b4d1e3fc4cbb544ae3a2749c41aed73320e0fbacf38be3ac9