[INFO] cloning repository https://github.com/Halifuda/recursion
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Halifuda/recursion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHalifuda%2Frecursion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHalifuda%2Frecursion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 558e3477162cf9f6e11502c9dc3c266116686a68
[INFO] checking Halifuda/recursion/558e3477162cf9f6e11502c9dc3c266116686a68 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHalifuda%2Frecursion" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Halifuda/recursion on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Halifuda/recursion
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/Halifuda/recursion
[INFO] tweaked toml for git repo https://github.com/Halifuda/recursion written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Halifuda/recursion 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7e5d6df3a6c20fa243a6f16762cae99e25307ac3fd3b13c467e6a50da029c82
[INFO] running `Command { std: "docker" "start" "-a" "d7e5d6df3a6c20fa243a6f16762cae99e25307ac3fd3b13c467e6a50da029c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7e5d6df3a6c20fa243a6f16762cae99e25307ac3fd3b13c467e6a50da029c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e5d6df3a6c20fa243a6f16762cae99e25307ac3fd3b13c467e6a50da029c82", kill_on_drop: false }`
[INFO] [stdout] d7e5d6df3a6c20fa243a6f16762cae99e25307ac3fd3b13c467e6a50da029c82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f7ebcc8e1db7d537d25a8f23567c8c4b8e1b4d70df0bf1f2ee0e22c11183988
[INFO] running `Command { std: "docker" "start" "-a" "1f7ebcc8e1db7d537d25a8f23567c8c4b8e1b4d70df0bf1f2ee0e22c11183988", kill_on_drop: false }`
[INFO] [stderr]     Checking recursion v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "1f7ebcc8e1db7d537d25a8f23567c8c4b8e1b4d70df0bf1f2ee0e22c11183988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f7ebcc8e1db7d537d25a8f23567c8c4b8e1b4d70df0bf1f2ee0e22c11183988", kill_on_drop: false }`
[INFO] [stdout] 1f7ebcc8e1db7d537d25a8f23567c8c4b8e1b4d70df0bf1f2ee0e22c11183988