[INFO] cloning repository https://github.com/mrnugget/strange-subshell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrnugget/strange-subshell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrnugget%2Fstrange-subshell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrnugget%2Fstrange-subshell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67ebf73a097e6c20d636f9ef4c85865da8dbf65a
[INFO] building mrnugget/strange-subshell 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%2Fmrnugget%2Fstrange-subshell" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrnugget/strange-subshell 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/mrnugget/strange-subshell
[INFO] finished tweaking git repo https://github.com/mrnugget/strange-subshell
[INFO] tweaked toml for git repo https://github.com/mrnugget/strange-subshell written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mrnugget/strange-subshell 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]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-targets v0.52.3
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.3
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.3
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.3
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.3
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.3
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.3
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f4fe1c71068fab3724f395b5fd9bc2c4361a4084c9722856c1255038bc5f5b51
[INFO] running `Command { std: "docker" "start" "-a" "f4fe1c71068fab3724f395b5fd9bc2c4361a4084c9722856c1255038bc5f5b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4fe1c71068fab3724f395b5fd9bc2c4361a4084c9722856c1255038bc5f5b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4fe1c71068fab3724f395b5fd9bc2c4361a4084c9722856c1255038bc5f5b51", kill_on_drop: false }`
[INFO] [stdout] f4fe1c71068fab3724f395b5fd9bc2c4361a4084c9722856c1255038bc5f5b51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7a305e0f880864f641643b640dfb63bec9ee769b7b6945ea409a3af175c4c8ca
[INFO] running `Command { std: "docker" "start" "-a" "7a305e0f880864f641643b640dfb63bec9ee769b7b6945ea409a3af175c4c8ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling ctrlc v3.4.2
[INFO] [stderr]    Compiling strange-subshell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `load_shell_environment` is never used
[INFO] [stdout]  --> src/shell_env.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn load_shell_environment(dir: &Path) -> Result<HashMap<String, String>> {
[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 3.42s
[INFO] running `Command { std: "docker" "inspect" "7a305e0f880864f641643b640dfb63bec9ee769b7b6945ea409a3af175c4c8ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a305e0f880864f641643b640dfb63bec9ee769b7b6945ea409a3af175c4c8ca", kill_on_drop: false }`
[INFO] [stdout] 7a305e0f880864f641643b640dfb63bec9ee769b7b6945ea409a3af175c4c8ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b9d0c5cef9385fa87f0e6b67f6241282582b7c177246bc9a34202f11d1f9613e
[INFO] running `Command { std: "docker" "start" "-a" "b9d0c5cef9385fa87f0e6b67f6241282582b7c177246bc9a34202f11d1f9613e", kill_on_drop: false }`
[INFO] [stderr]    Compiling strange-subshell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `load_shell_environment` is never used
[INFO] [stdout]  --> src/shell_env.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn load_shell_environment(dir: &Path) -> Result<HashMap<String, String>> {
[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 0.16s
[INFO] running `Command { std: "docker" "inspect" "b9d0c5cef9385fa87f0e6b67f6241282582b7c177246bc9a34202f11d1f9613e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9d0c5cef9385fa87f0e6b67f6241282582b7c177246bc9a34202f11d1f9613e", kill_on_drop: false }`
[INFO] [stdout] b9d0c5cef9385fa87f0e6b67f6241282582b7c177246bc9a34202f11d1f9613e