[INFO] cloning repository https://github.com/DamonPalovaara/RustRegressor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DamonPalovaara/RustRegressor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDamonPalovaara%2FRustRegressor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDamonPalovaara%2FRustRegressor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b9c32184ddbb8f630583afdd569bef798ffe834
[INFO] checking DamonPalovaara/RustRegressor/7b9c32184ddbb8f630583afdd569bef798ffe834 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%2FDamonPalovaara%2FRustRegressor" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DamonPalovaara/RustRegressor 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/DamonPalovaara/RustRegressor
[INFO] finished tweaking git repo https://github.com/DamonPalovaara/RustRegressor
[INFO] tweaked toml for git repo https://github.com/DamonPalovaara/RustRegressor written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/DamonPalovaara/RustRegressor 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 82c982cd5c4af22607008021403496b110b0f2ae163a075189b1d51cad0d591e
[INFO] running `Command { std: "docker" "start" "-a" "82c982cd5c4af22607008021403496b110b0f2ae163a075189b1d51cad0d591e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82c982cd5c4af22607008021403496b110b0f2ae163a075189b1d51cad0d591e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82c982cd5c4af22607008021403496b110b0f2ae163a075189b1d51cad0d591e", kill_on_drop: false }`
[INFO] [stdout] 82c982cd5c4af22607008021403496b110b0f2ae163a075189b1d51cad0d591e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2c8e2d73608efdd0772d6777a504ea9e484c4f7fb16d6926455759c7ac83610e
[INFO] running `Command { std: "docker" "start" "-a" "2c8e2d73608efdd0772d6777a504ea9e484c4f7fb16d6926455759c7ac83610e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking puruspe v0.2.0
[INFO] [stderr]     Checking order-stat v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking utc-dt v0.2.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking thread-tree v0.3.3
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[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 rand_distr v0.4.3
[INFO] [stderr]    Compiling peroxide-ad v0.3.0
[INFO] [stderr]     Checking peroxide v0.34.1
[INFO] [stderr]     Checking arff_reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.54s
[INFO] running `Command { std: "docker" "inspect" "2c8e2d73608efdd0772d6777a504ea9e484c4f7fb16d6926455759c7ac83610e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8e2d73608efdd0772d6777a504ea9e484c4f7fb16d6926455759c7ac83610e", kill_on_drop: false }`
[INFO] [stdout] 2c8e2d73608efdd0772d6777a504ea9e484c4f7fb16d6926455759c7ac83610e