[INFO] cloning repository https://github.com/chorus-lang/chorus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chorus-lang/chorus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchorus-lang%2Fchorus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchorus-lang%2Fchorus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 054119c1615b1ef4b9e61ea551f805dbca87184d
[INFO] building chorus-lang/chorus 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%2Fchorus-lang%2Fchorus" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chorus-lang/chorus 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/chorus-lang/chorus
[INFO] finished tweaking git repo https://github.com/chorus-lang/chorus
[INFO] tweaked toml for git repo https://github.com/chorus-lang/chorus written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/chorus-lang/chorus 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lua v0.0.10
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f28c52ce145639ac9a78f404be7002e0a45958e826d91dcacc4b441965d26ab
[INFO] running `Command { std: "docker" "start" "-a" "0f28c52ce145639ac9a78f404be7002e0a45958e826d91dcacc4b441965d26ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f28c52ce145639ac9a78f404be7002e0a45958e826d91dcacc4b441965d26ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f28c52ce145639ac9a78f404be7002e0a45958e826d91dcacc4b441965d26ab", kill_on_drop: false }`
[INFO] [stdout] 0f28c52ce145639ac9a78f404be7002e0a45958e826d91dcacc4b441965d26ab
[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 -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] 04864eeba66e4b514207d325661d5a04376bfab47c7265b5b8ad2e0c58a1c46c
[INFO] running `Command { std: "docker" "start" "-a" "04864eeba66e4b514207d325661d5a04376bfab47c7265b5b8ad2e0c58a1c46c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling lua v0.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling coding_language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `compile_target` is never read
[INFO] [stdout]  --> src/parser.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub struct Parser {
[INFO] [stdout]   |                ------ field in this struct
[INFO] [stdout] 5 |         compile_target: Languages,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.70s
[INFO] running `Command { std: "docker" "inspect" "04864eeba66e4b514207d325661d5a04376bfab47c7265b5b8ad2e0c58a1c46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04864eeba66e4b514207d325661d5a04376bfab47c7265b5b8ad2e0c58a1c46c", kill_on_drop: false }`
[INFO] [stdout] 04864eeba66e4b514207d325661d5a04376bfab47c7265b5b8ad2e0c58a1c46c
[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 -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] 785f874ae8493410ec00dbf542b99af094f86ff67d64efffb47a7fa4b0cc9d10
[INFO] running `Command { std: "docker" "start" "-a" "785f874ae8493410ec00dbf542b99af094f86ff67d64efffb47a7fa4b0cc9d10", kill_on_drop: false }`
[INFO] [stderr]    Compiling coding_language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `compile_target` is never read
[INFO] [stdout]  --> src/parser.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub struct Parser {
[INFO] [stdout]   |                ------ field in this struct
[INFO] [stdout] 5 |         compile_target: Languages,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "785f874ae8493410ec00dbf542b99af094f86ff67d64efffb47a7fa4b0cc9d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "785f874ae8493410ec00dbf542b99af094f86ff67d64efffb47a7fa4b0cc9d10", kill_on_drop: false }`
[INFO] [stdout] 785f874ae8493410ec00dbf542b99af094f86ff67d64efffb47a7fa4b0cc9d10