[INFO] cloning repository https://github.com/mira-neko/bf-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mira-neko/bf-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmira-neko%2Fbf-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmira-neko%2Fbf-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c428b1e74b5ab8bad6ed761bdbcf5ae736a61c21
[INFO] building mira-neko/bf-rs 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%2Fmira-neko%2Fbf-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mira-neko/bf-rs 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/mira-neko/bf-rs
[INFO] finished tweaking git repo https://github.com/mira-neko/bf-rs
[INFO] tweaked toml for git repo https://github.com/mira-neko/bf-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mira-neko/bf-rs 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded value-enum v0.6.0
[INFO] [stderr]   Downloaded read_char v0.1.1
[INFO] [stderr]   Downloaded smallvec v0.6.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f5e12347a2e96a9ec8b5b94933a95cdbbf7e052f76eb3b51d0a8107ec8065f97
[INFO] running `Command { std: "docker" "start" "-a" "f5e12347a2e96a9ec8b5b94933a95cdbbf7e052f76eb3b51d0a8107ec8065f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5e12347a2e96a9ec8b5b94933a95cdbbf7e052f76eb3b51d0a8107ec8065f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5e12347a2e96a9ec8b5b94933a95cdbbf7e052f76eb3b51d0a8107ec8065f97", kill_on_drop: false }`
[INFO] [stdout] f5e12347a2e96a9ec8b5b94933a95cdbbf7e052f76eb3b51d0a8107ec8065f97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d08be994495eeb023d4d4d3186d3787e271a00d801c4a7b0c1d107cd6043e7d5
[INFO] running `Command { std: "docker" "start" "-a" "d08be994495eeb023d4d4d3186d3787e271a00d801c4a7b0c1d107cd6043e7d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling value-enum v0.6.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling read_char v0.1.1
[INFO] [stderr]    Compiling bf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "d08be994495eeb023d4d4d3186d3787e271a00d801c4a7b0c1d107cd6043e7d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08be994495eeb023d4d4d3186d3787e271a00d801c4a7b0c1d107cd6043e7d5", kill_on_drop: false }`
[INFO] [stdout] d08be994495eeb023d4d4d3186d3787e271a00d801c4a7b0c1d107cd6043e7d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9d7bed27fec43e17e8c2f738b9cb604605fea5d48d389f405cf71e5691bc064c
[INFO] running `Command { std: "docker" "start" "-a" "9d7bed27fec43e17e8c2f738b9cb604605fea5d48d389f405cf71e5691bc064c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "9d7bed27fec43e17e8c2f738b9cb604605fea5d48d389f405cf71e5691bc064c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d7bed27fec43e17e8c2f738b9cb604605fea5d48d389f405cf71e5691bc064c", kill_on_drop: false }`
[INFO] [stdout] 9d7bed27fec43e17e8c2f738b9cb604605fea5d48d389f405cf71e5691bc064c