[INFO] cloning repository https://github.com/22116/paralel-clasifier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/22116/paralel-clasifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F22116%2Fparalel-clasifier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F22116%2Fparalel-clasifier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0684605703458e8f9dd3bbbe4ab5b561dab00f96
[INFO] checking 22116/paralel-clasifier/0684605703458e8f9dd3bbbe4ab5b561dab00f96 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F22116%2Fparalel-clasifier" "/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/22116/paralel-clasifier on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/22116/paralel-clasifier
[INFO] finished tweaking git repo https://github.com/22116/paralel-clasifier
[INFO] tweaked toml for git repo https://github.com/22116/paralel-clasifier written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/22116/paralel-clasifier 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba9325eafaf254e5891316a4e5305920de0c22363ae7b45b0d0a8dac4f9e0f23
[INFO] running `Command { std: "docker" "start" "-a" "ba9325eafaf254e5891316a4e5305920de0c22363ae7b45b0d0a8dac4f9e0f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba9325eafaf254e5891316a4e5305920de0c22363ae7b45b0d0a8dac4f9e0f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba9325eafaf254e5891316a4e5305920de0c22363ae7b45b0d0a8dac4f9e0f23", kill_on_drop: false }`
[INFO] [stdout] ba9325eafaf254e5891316a4e5305920de0c22363ae7b45b0d0a8dac4f9e0f23
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6863d15b9318d11d34c99fd913be87b3c28302768304488d680bcc60ea2a08c9
[INFO] running `Command { std: "docker" "start" "-a" "6863d15b9318d11d34c99fd913be87b3c28302768304488d680bcc60ea2a08c9", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking machine_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Max` is never used
[INFO] [stdout]   --> src/math/mod.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | trait Max {
[INFO] [stdout]    |       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_null` is never used
[INFO] [stdout]    --> src/math/weights.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | trait WeightBasic {
[INFO] [stdout]     |       ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn is_null(&self) -> bool;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Max` is never used
[INFO] [stdout]   --> src/math/mod.rs:32:7
[INFO] [stdout]    |
[INFO] [stdout] 32 | trait Max {
[INFO] [stdout]    |       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_null` is never used
[INFO] [stdout]    --> src/math/weights.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 148 | trait WeightBasic {
[INFO] [stdout]     |       ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn is_null(&self) -> bool;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.16s
[INFO] running `Command { std: "docker" "inspect" "6863d15b9318d11d34c99fd913be87b3c28302768304488d680bcc60ea2a08c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6863d15b9318d11d34c99fd913be87b3c28302768304488d680bcc60ea2a08c9", kill_on_drop: false }`
[INFO] [stdout] 6863d15b9318d11d34c99fd913be87b3c28302768304488d680bcc60ea2a08c9