[INFO] cloning repository https://github.com/a-yuto/LLML
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/a-yuto/LLML" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-yuto%2FLLML", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-yuto%2FLLML'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b087dfe07a4415d352c3d9a3a84e52b35b93d09
[INFO] checking a-yuto/LLML against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fa-yuto%2FLLML" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/a-yuto/LLML
[INFO] finished tweaking git repo https://github.com/a-yuto/LLML
[INFO] tweaked toml for git repo https://github.com/a-yuto/LLML written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/a-yuto/LLML on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/a-yuto/LLML 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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f683d9190e415f867330710757ac1026400a2297ae3b11617bcb1a6785c5c19
[INFO] running `Command { std: "docker" "start" "-a" "6f683d9190e415f867330710757ac1026400a2297ae3b11617bcb1a6785c5c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f683d9190e415f867330710757ac1026400a2297ae3b11617bcb1a6785c5c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f683d9190e415f867330710757ac1026400a2297ae3b11617bcb1a6785c5c19", kill_on_drop: false }`
[INFO] [stdout] 6f683d9190e415f867330710757ac1026400a2297ae3b11617bcb1a6785c5c19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8fa1c222cc11961be5fa666230febe624532074f550288298523be3903c9a29
[INFO] running `Command { std: "docker" "start" "-a" "e8fa1c222cc11961be5fa666230febe624532074f550288298523be3903c9a29", kill_on_drop: false }`
[INFO] [stderr]     Checking tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `sum` is never used
[INFO] [stdout]  --> src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn sum(v: &Vec<f64>) -> f64{
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mean` is never used
[INFO] [stdout]   --> src/lib.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn mean(v: &Vec<f64>) -> f64{
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `var` is never used
[INFO] [stdout]   --> src/lib.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn var(v: &Vec<f64>) -> f64{
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cov` is never used
[INFO] [stdout]   --> src/lib.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn cov(x: &Vec<f64>,y: &Vec<f64>) -> f64{
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cor` is never used
[INFO] [stdout]   --> src/lib.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn cor(x: &Vec<f64>,y: &Vec<f64>) -> f64{
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum` is never used
[INFO] [stdout]  --> src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn sum(v: &Vec<f64>) -> f64{
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mean` is never used
[INFO] [stdout]   --> src/lib.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn mean(v: &Vec<f64>) -> f64{
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `var` is never used
[INFO] [stdout]   --> src/lib.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn var(v: &Vec<f64>) -> f64{
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cov` is never used
[INFO] [stdout]   --> src/lib.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn cov(x: &Vec<f64>,y: &Vec<f64>) -> f64{
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cor` is never used
[INFO] [stdout]   --> src/lib.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn cor(x: &Vec<f64>,y: &Vec<f64>) -> f64{
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `let`
[INFO] [stdout]   --> src/main.rs:50:59
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let y  = vec![3.0,3.2,3.3,3.9,4.4,4.5,4.5,5.4,5.4,6.0]
[INFO] [stdout]    |                                                           ^ help: add `;` here
[INFO] [stdout] 51 |     let f = singleregression(&x,&y);
[INFO] [stdout]    |     --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `let`
[INFO] [stdout]   --> src/main.rs:50:59
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let y  = vec![3.0,3.2,3.3,3.9,4.4,4.5,4.5,5.4,5.4,6.0]
[INFO] [stdout]    |                                                           ^ help: add `;` here
[INFO] [stdout] 51 |     let f = singleregression(&x,&y);
[INFO] [stdout]    |     --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]   --> src/main.rs:51:31
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let f = singleregression(&x,&y);
[INFO] [stdout]    |                               ^ help: a local variable with a similar name exists: `x1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]   --> src/main.rs:51:31
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let f = singleregression(&x,&y);
[INFO] [stdout]    |                               ^ help: a local variable with a similar name exists: `x1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:44:78
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn multiple_regression_analysis(x1: &Vec<f64>,x2: &Vec<f64>,y: &Vec<f64>) -> Box<dyn Fn(f64) -> f64>{
[INFO] [stdout]    |    ----------------------------                                              ^^^^^^^^^^^^^^^^^^^^^^^ expected `Box<dyn Fn(f64) -> f64>`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<(dyn Fn(f64) -> f64 + 'static)>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:44:78
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn multiple_regression_analysis(x1: &Vec<f64>,x2: &Vec<f64>,y: &Vec<f64>) -> Box<dyn Fn(f64) -> f64>{
[INFO] [stdout]    |    ----------------------------                                              ^^^^^^^^^^^^^^^^^^^^^^^ expected `Box<dyn Fn(f64) -> f64>`, found `()`
[INFO] [stdout]    |    |
[INFO] [stdout]    |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<(dyn Fn(f64) -> f64 + 'static)>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tutorial` (bin "tutorial") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tutorial` (bin "tutorial" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "e8fa1c222cc11961be5fa666230febe624532074f550288298523be3903c9a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8fa1c222cc11961be5fa666230febe624532074f550288298523be3903c9a29", kill_on_drop: false }`
[INFO] [stdout] e8fa1c222cc11961be5fa666230febe624532074f550288298523be3903c9a29
