[INFO] cloning repository https://github.com/bhavyakukkar/dark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bhavyakukkar/dark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbhavyakukkar%2Fdark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbhavyakukkar%2Fdark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b4f760c24ebd1660c6ccd982dd96dab505187a3
[INFO] building bhavyakukkar/dark 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%2Fbhavyakukkar%2Fdark" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bhavyakukkar/dark 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/bhavyakukkar/dark
[INFO] finished tweaking git repo https://github.com/bhavyakukkar/dark
[INFO] tweaked toml for git repo https://github.com/bhavyakukkar/dark written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bhavyakukkar/dark 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2eb93bf4d9066ed391390d838b144771dc08738e5a5acedb9fb12e04fe2a6ad6
[INFO] running `Command { std: "docker" "start" "-a" "2eb93bf4d9066ed391390d838b144771dc08738e5a5acedb9fb12e04fe2a6ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2eb93bf4d9066ed391390d838b144771dc08738e5a5acedb9fb12e04fe2a6ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb93bf4d9066ed391390d838b144771dc08738e5a5acedb9fb12e04fe2a6ad6", kill_on_drop: false }`
[INFO] [stdout] 2eb93bf4d9066ed391390d838b144771dc08738e5a5acedb9fb12e04fe2a6ad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5488681682de1a0c5cfa0aeb640af81014a42b77622047d56da9eeddad5a4f36
[INFO] running `Command { std: "docker" "start" "-a" "5488681682de1a0c5cfa0aeb640af81014a42b77622047d56da9eeddad5a4f36", kill_on_drop: false }`
[INFO] [stderr]    Compiling dark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `And`, `Ls`, `Not`, `Or`, and `Rs`
[INFO] [stdout]    --> src/lex.rs:412:14
[INFO] [stdout]     |
[INFO] [stdout] 412 |         Add, And, BAnd, BOr, Div, Eq, Exp, Gt, Gte, IAdd, IDiv, IMul, ISub, Ls, Lt, Lte, Mod, Mul,
[INFO] [stdout]     |              ^^^                                                            ^^
[INFO] [stdout] 413 |         Not, Or, Rs, Sub,
[INFO] [stdout]     |         ^^^  ^^  ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "5488681682de1a0c5cfa0aeb640af81014a42b77622047d56da9eeddad5a4f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5488681682de1a0c5cfa0aeb640af81014a42b77622047d56da9eeddad5a4f36", kill_on_drop: false }`
[INFO] [stdout] 5488681682de1a0c5cfa0aeb640af81014a42b77622047d56da9eeddad5a4f36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 98397aa94097db079986085a4f0bdee6b217bb637cc213a5317e695c8223fa68
[INFO] running `Command { std: "docker" "start" "-a" "98397aa94097db079986085a4f0bdee6b217bb637cc213a5317e695c8223fa68", kill_on_drop: false }`
[INFO] [stderr]    Compiling dark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `And`, `Ls`, `Not`, `Or`, and `Rs`
[INFO] [stdout]    --> src/lex.rs:412:14
[INFO] [stdout]     |
[INFO] [stdout] 412 |         Add, And, BAnd, BOr, Div, Eq, Exp, Gt, Gte, IAdd, IDiv, IMul, ISub, Ls, Lt, Lte, Mod, Mul,
[INFO] [stdout]     |              ^^^                                                            ^^
[INFO] [stdout] 413 |         Not, Or, Rs, Sub,
[INFO] [stdout]     |         ^^^  ^^  ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `And`, `Ls`, `Not`, `Or`, and `Rs`
[INFO] [stdout]    --> src/lex.rs:412:14
[INFO] [stdout]     |
[INFO] [stdout] 412 |         Add, And, BAnd, BOr, Div, Eq, Exp, Gt, Gte, IAdd, IDiv, IMul, ISub, Ls, Lt, Lte, Mod, Mul,
[INFO] [stdout]     |              ^^^                                                            ^^
[INFO] [stdout] 413 |         Not, Or, Rs, Sub,
[INFO] [stdout]     |         ^^^  ^^  ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "98397aa94097db079986085a4f0bdee6b217bb637cc213a5317e695c8223fa68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98397aa94097db079986085a4f0bdee6b217bb637cc213a5317e695c8223fa68", kill_on_drop: false }`
[INFO] [stdout] 98397aa94097db079986085a4f0bdee6b217bb637cc213a5317e695c8223fa68