[INFO] fetching crate cargo-brrrr 0.1.0...
[INFO] building cargo-brrrr-0.1.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate cargo-brrrr 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cargo-brrrr 0.1.0 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 crates.io crate cargo-brrrr 0.1.0
[INFO] finished tweaking crates.io crate cargo-brrrr 0.1.0
[INFO] tweaked toml for crates.io crate cargo-brrrr 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo-brrrr 0.1.0 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] warning: file `/workspace/builds/worker-4-tc1/source/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `cargo-br`
[INFO] [stderr]   * `bin` target `cargo-brr`
[INFO] [stderr]   * `bin` target `cargo-brrr`
[INFO] [stderr]   * `bin` target `cargo-brrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrrr`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 40e9c73126ddf1e222e6924358210384e8245cac55bf888b0a2b5fb16813ba0c
[INFO] running `Command { std: "docker" "start" "-a" "40e9c73126ddf1e222e6924358210384e8245cac55bf888b0a2b5fb16813ba0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40e9c73126ddf1e222e6924358210384e8245cac55bf888b0a2b5fb16813ba0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40e9c73126ddf1e222e6924358210384e8245cac55bf888b0a2b5fb16813ba0c", kill_on_drop: false }`
[INFO] [stdout] 40e9c73126ddf1e222e6924358210384e8245cac55bf888b0a2b5fb16813ba0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d3ea46f1a1589ec386d66b5681061be68b9be49e355e058c8255638136700cd5
[INFO] running `Command { std: "docker" "start" "-a" "d3ea46f1a1589ec386d66b5681061be68b9be49e355e058c8255638136700cd5", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `cargo-br`
[INFO] [stderr]   * `bin` target `cargo-brr`
[INFO] [stderr]   * `bin` target `cargo-brrr`
[INFO] [stderr]   * `bin` target `cargo-brrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrrr`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling ctrlc v3.1.5
[INFO] [stderr]    Compiling cargo-brrrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "d3ea46f1a1589ec386d66b5681061be68b9be49e355e058c8255638136700cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ea46f1a1589ec386d66b5681061be68b9be49e355e058c8255638136700cd5", kill_on_drop: false }`
[INFO] [stdout] d3ea46f1a1589ec386d66b5681061be68b9be49e355e058c8255638136700cd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6e4f962b4a8dce10749ac3cfcdfcfb2921f4b2a732ddeb8ba388eef02416edc0
[INFO] running `Command { std: "docker" "start" "-a" "6e4f962b4a8dce10749ac3cfcdfcfb2921f4b2a732ddeb8ba388eef02416edc0", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `cargo-br`
[INFO] [stderr]   * `bin` target `cargo-brr`
[INFO] [stderr]   * `bin` target `cargo-brrr`
[INFO] [stderr]   * `bin` target `cargo-brrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrr`
[INFO] [stderr]   * `bin` target `cargo-brrrrrrrrr`
[INFO] [stderr]    Compiling cargo-brrrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "6e4f962b4a8dce10749ac3cfcdfcfb2921f4b2a732ddeb8ba388eef02416edc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e4f962b4a8dce10749ac3cfcdfcfb2921f4b2a732ddeb8ba388eef02416edc0", kill_on_drop: false }`
[INFO] [stdout] 6e4f962b4a8dce10749ac3cfcdfcfb2921f4b2a732ddeb8ba388eef02416edc0