[INFO] cloning repository https://github.com/MathGeniusJodie/joann
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MathGeniusJodie/joann" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathGeniusJodie%2Fjoann", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathGeniusJodie%2Fjoann'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2fe3d922402eb4a44c380552d863f917573612b5
[INFO] checking MathGeniusJodie/joann/2fe3d922402eb4a44c380552d863f917573612b5 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%2FMathGeniusJodie%2Fjoann" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MathGeniusJodie/joann 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/MathGeniusJodie/joann
[INFO] finished tweaking git repo https://github.com/MathGeniusJodie/joann
[INFO] tweaked toml for git repo https://github.com/MathGeniusJodie/joann written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MathGeniusJodie/joann 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 56d71d56089ba6653e26ba7faf54ca5f3fc73e15dff4125dd664d45554fdbb0f
[INFO] running `Command { std: "docker" "start" "-a" "56d71d56089ba6653e26ba7faf54ca5f3fc73e15dff4125dd664d45554fdbb0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56d71d56089ba6653e26ba7faf54ca5f3fc73e15dff4125dd664d45554fdbb0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56d71d56089ba6653e26ba7faf54ca5f3fc73e15dff4125dd664d45554fdbb0f", kill_on_drop: false }`
[INFO] [stdout] 56d71d56089ba6653e26ba7faf54ca5f3fc73e15dff4125dd664d45554fdbb0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e00969e5ce5c2ff8964b2ec0a37b7013a557fdeeaecdc1f3e0981a404ef9c440
[INFO] running `Command { std: "docker" "start" "-a" "e00969e5ce5c2ff8964b2ec0a37b7013a557fdeeaecdc1f3e0981a404ef9c440", kill_on_drop: false }`
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]     Checking smallbitvec v2.5.1
[INFO] [stderr]     Checking microbench v0.5.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking joann v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "e00969e5ce5c2ff8964b2ec0a37b7013a557fdeeaecdc1f3e0981a404ef9c440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e00969e5ce5c2ff8964b2ec0a37b7013a557fdeeaecdc1f3e0981a404ef9c440", kill_on_drop: false }`
[INFO] [stdout] e00969e5ce5c2ff8964b2ec0a37b7013a557fdeeaecdc1f3e0981a404ef9c440