[INFO] fetching crate ritenn 0.1.0...
[INFO] building ritenn-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate ritenn 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate ritenn 0.1.0
[INFO] finished tweaking crates.io crate ritenn 0.1.0
[INFO] tweaked toml for crates.io crate ritenn 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ritenn 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ritenn 0.1.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_chacha v0.3.0
[INFO] [stderr]   Downloaded rand_core v0.6.2
[INFO] [stderr]   Downloaded num_enum v0.5.1
[INFO] [stderr]   Downloaded getrandom v0.2.2
[INFO] [stderr]   Downloaded num_enum_derive v0.5.1
[INFO] [stderr]   Downloaded serde_derive v1.0.124
[INFO] [stderr]   Downloaded serde v1.0.124
[INFO] [stderr]   Downloaded flexbuffers v0.2.2
[INFO] [stderr]   Downloaded rand v0.8.3
[INFO] [stderr]   Downloaded rand_distr v0.4.0
[INFO] [stderr]   Downloaded libm v0.2.1
[INFO] [stderr]   Downloaded rand_hc v0.3.0
[INFO] [stderr]   Downloaded libc v0.2.90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 934198ccf12f3492b67a5c2d0c2cd9357eb201c5691110de3596503a714757db
[INFO] running `Command { std: "docker" "start" "-a" "934198ccf12f3492b67a5c2d0c2cd9357eb201c5691110de3596503a714757db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934198ccf12f3492b67a5c2d0c2cd9357eb201c5691110de3596503a714757db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934198ccf12f3492b67a5c2d0c2cd9357eb201c5691110de3596503a714757db", kill_on_drop: false }`
[INFO] [stdout] 934198ccf12f3492b67a5c2d0c2cd9357eb201c5691110de3596503a714757db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc6ce3b27392c66c7f51af45a4984eed8685e36cd1267c922b0c5a69cf0e7bde
[INFO] running `Command { std: "docker" "start" "-a" "fc6ce3b27392c66c7f51af45a4984eed8685e36cd1267c922b0c5a69cf0e7bde", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rand_distr v0.4.0
[INFO] [stderr]    Compiling ritenn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:324:77
[INFO] [stdout]     |
[INFO] [stdout] 324 |     pub fn train<'b>(&'b mut self, examples: &'b [(Vec<f64>, Vec<f64>)]) -> Trainer {
[INFO] [stdout]     |                       --                      --                            ^^^^^^^
[INFO] [stdout]     |                       |                       |                             |
[INFO] [stdout]     |                       |                       |                             the same lifetime is hidden here
[INFO] [stdout]     |                       |                       the lifetime is named here    the same lifetime is hidden here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]     |
[INFO] [stdout] 324 |     pub fn train<'b>(&'b mut self, examples: &'b [(Vec<f64>, Vec<f64>)]) -> Trainer<'b> {
[INFO] [stdout]     |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "fc6ce3b27392c66c7f51af45a4984eed8685e36cd1267c922b0c5a69cf0e7bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc6ce3b27392c66c7f51af45a4984eed8685e36cd1267c922b0c5a69cf0e7bde", kill_on_drop: false }`
[INFO] [stdout] fc6ce3b27392c66c7f51af45a4984eed8685e36cd1267c922b0c5a69cf0e7bde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62a26b279bf4e8fdbd8535a77f55533ca1ea538a4f74c60a49b68999940e917e
[INFO] running `Command { std: "docker" "start" "-a" "62a26b279bf4e8fdbd8535a77f55533ca1ea538a4f74c60a49b68999940e917e", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:324:77
[INFO] [stdout]     |
[INFO] [stdout] 324 |     pub fn train<'b>(&'b mut self, examples: &'b [(Vec<f64>, Vec<f64>)]) -> Trainer {
[INFO] [stdout]     |                       --                      --                            ^^^^^^^
[INFO] [stdout]     |                       |                       |                             |
[INFO] [stdout]     |                       |                       |                             the same lifetime is hidden here
[INFO] [stdout]     |                       |                       the lifetime is named here    the same lifetime is hidden here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]     |
[INFO] [stdout] 324 |     pub fn train<'b>(&'b mut self, examples: &'b [(Vec<f64>, Vec<f64>)]) -> Trainer<'b> {
[INFO] [stdout]     |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ritenn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:324:77
[INFO] [stdout]     |
[INFO] [stdout] 324 |     pub fn train<'b>(&'b mut self, examples: &'b [(Vec<f64>, Vec<f64>)]) -> Trainer {
[INFO] [stdout]     |                       --                      --                            ^^^^^^^
[INFO] [stdout]     |                       |                       |                             |
[INFO] [stdout]     |                       |                       |                             the same lifetime is hidden here
[INFO] [stdout]     |                       |                       the lifetime is named here    the same lifetime is hidden here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'b`
[INFO] [stdout]     |
[INFO] [stdout] 324 |     pub fn train<'b>(&'b mut self, examples: &'b [(Vec<f64>, Vec<f64>)]) -> Trainer<'b> {
[INFO] [stdout]     |                                                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "62a26b279bf4e8fdbd8535a77f55533ca1ea538a4f74c60a49b68999940e917e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a26b279bf4e8fdbd8535a77f55533ca1ea538a4f74c60a49b68999940e917e", kill_on_drop: false }`
[INFO] [stdout] 62a26b279bf4e8fdbd8535a77f55533ca1ea538a4f74c60a49b68999940e917e
