[INFO] fetching crate ritenn 0.1.0...
[INFO] building ritenn-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate ritenn 0.1.0 into /workspace/builds/worker-5-tc2/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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ritenn 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b02119d7634af47880c0b491585c6407a77cb4f393d17ed4091007f902c61d3
[INFO] running `Command { std: "docker" "start" "-a" "5b02119d7634af47880c0b491585c6407a77cb4f393d17ed4091007f902c61d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b02119d7634af47880c0b491585c6407a77cb4f393d17ed4091007f902c61d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b02119d7634af47880c0b491585c6407a77cb4f393d17ed4091007f902c61d3", kill_on_drop: false }`
[INFO] [stdout] 5b02119d7634af47880c0b491585c6407a77cb4f393d17ed4091007f902c61d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43e6faec191862c8e8bf21770704bfd4fa837e77a7930a99f88d783dca0f1fec
[INFO] running `Command { std: "docker" "start" "-a" "43e6faec191862c8e8bf21770704bfd4fa837e77a7930a99f88d783dca0f1fec", 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 autocfg v1.0.1
[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 3.85s
[INFO] running `Command { std: "docker" "inspect" "43e6faec191862c8e8bf21770704bfd4fa837e77a7930a99f88d783dca0f1fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e6faec191862c8e8bf21770704bfd4fa837e77a7930a99f88d783dca0f1fec", kill_on_drop: false }`
[INFO] [stdout] 43e6faec191862c8e8bf21770704bfd4fa837e77a7930a99f88d783dca0f1fec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af5646fbe2679b7cdb14ad12a9aee63694352c940a75f2c517d12e1a1057bc37
[INFO] running `Command { std: "docker" "start" "-a" "af5646fbe2679b7cdb14ad12a9aee63694352c940a75f2c517d12e1a1057bc37", 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 1.06s
[INFO] running `Command { std: "docker" "inspect" "af5646fbe2679b7cdb14ad12a9aee63694352c940a75f2c517d12e1a1057bc37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af5646fbe2679b7cdb14ad12a9aee63694352c940a75f2c517d12e1a1057bc37", kill_on_drop: false }`
[INFO] [stdout] af5646fbe2679b7cdb14ad12a9aee63694352c940a75f2c517d12e1a1057bc37
