[INFO] cloning repository https://github.com/Somnion/sudoku_solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Somnion/sudoku_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSomnion%2Fsudoku_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSomnion%2Fsudoku_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cbfd9e7a4730649311e7321b0d5bca5e7e86533
[INFO] checking Somnion/sudoku_solver against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSomnion%2Fsudoku_solver" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Somnion/sudoku_solver on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Somnion/sudoku_solver
[INFO] finished tweaking git repo https://github.com/Somnion/sudoku_solver
[INFO] tweaked toml for git repo https://github.com/Somnion/sudoku_solver written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Somnion/sudoku_solver 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3412235725ebb4391e65132d07deb3605e20d84cd879fbb90b7fc16f7a27fdc7
[INFO] running `Command { std: "docker" "start" "-a" "3412235725ebb4391e65132d07deb3605e20d84cd879fbb90b7fc16f7a27fdc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3412235725ebb4391e65132d07deb3605e20d84cd879fbb90b7fc16f7a27fdc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3412235725ebb4391e65132d07deb3605e20d84cd879fbb90b7fc16f7a27fdc7", kill_on_drop: false }`
[INFO] [stdout] 3412235725ebb4391e65132d07deb3605e20d84cd879fbb90b7fc16f7a27fdc7
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c60d6dab2754c93d03c9b6a92da8d574f74b3a67a3c0007ed6743ea010f2786
[INFO] running `Command { std: "docker" "start" "-a" "9c60d6dab2754c93d03c9b6a92da8d574f74b3a67a3c0007ed6743ea010f2786", kill_on_drop: false }`
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(in_band_lifetimes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed due to unsolved ergonomic questions and added lifetime resolution complexity
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(in_band_lifetimes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed due to unsolved ergonomic questions and added lifetime resolution complexity
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:154:16
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl GameSetup<'a>{
[INFO] [stdout]     |     -          ^^ undeclared lifetime
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: consider introducing lifetime `'a` here: `<'a>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:154:16
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl GameSetup<'a>{
[INFO] [stdout]     |     -          ^^ undeclared lifetime
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: consider introducing lifetime `'a` here: `<'a>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn new(squares: &'a Vec<Vec<SudokuSquare>>,
[INFO] [stdout]     |                      ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn new<'a>(squares: &'a Vec<Vec<SudokuSquare>>,
[INFO] [stdout]     |           ++++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<'a> GameSetup<'a>{
[INFO] [stdout]     |     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:156:20
[INFO] [stdout]     |
[INFO] [stdout] 156 |            units: &'a HashMap<SudokuSquare, SudokuUnit>,
[INFO] [stdout]     |                    ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn new<'a>(squares: &'a Vec<Vec<SudokuSquare>>,
[INFO] [stdout]     |           ++++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<'a> GameSetup<'a>{
[INFO] [stdout]     |     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn new(squares: &'a Vec<Vec<SudokuSquare>>,
[INFO] [stdout]     |                      ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn new<'a>(squares: &'a Vec<Vec<SudokuSquare>>,
[INFO] [stdout]     |           ++++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<'a> GameSetup<'a>{
[INFO] [stdout]     |     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:156:20
[INFO] [stdout]     |
[INFO] [stdout] 156 |            units: &'a HashMap<SudokuSquare, SudokuUnit>,
[INFO] [stdout]     |                    ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn new<'a>(squares: &'a Vec<Vec<SudokuSquare>>,
[INFO] [stdout]     |           ++++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<'a> GameSetup<'a>{
[INFO] [stdout]     |     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:157:20
[INFO] [stdout]     |
[INFO] [stdout] 157 |            peers: &'a HashMap<SudokuSquare, HashSet<SudokuSquare>>) -> Self {
[INFO] [stdout]     |                    ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn new<'a>(squares: &'a Vec<Vec<SudokuSquare>>,
[INFO] [stdout]     |           ++++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<'a> GameSetup<'a>{
[INFO] [stdout]     |     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:157:20
[INFO] [stdout]     |
[INFO] [stdout] 157 |            peers: &'a HashMap<SudokuSquare, HashSet<SudokuSquare>>) -> Self {
[INFO] [stdout]     |                    ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn new<'a>(squares: &'a Vec<Vec<SudokuSquare>>,
[INFO] [stdout]     |           ++++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<'a> GameSetup<'a>{
[INFO] [stdout]     |     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:181:11
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl Game<'a> {
[INFO] [stdout]     |     -     ^^ undeclared lifetime
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: consider introducing lifetime `'a` here: `<'a>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:181:11
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl Game<'a> {
[INFO] [stdout]     |     -     ^^ undeclared lifetime
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: consider introducing lifetime `'a` here: `<'a>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:182:29
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn new(game_setup: &'a GameSetup) -> Self {
[INFO] [stdout]     |                             ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn new<'a>(game_setup: &'a GameSetup) -> Self {
[INFO] [stdout]     |               ++++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl<'a> Game<'a> {
[INFO] [stdout]     |     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/main.rs:182:29
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn new(game_setup: &'a GameSetup) -> Self {
[INFO] [stdout]     |                             ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn new<'a>(game_setup: &'a GameSetup) -> Self {
[INFO] [stdout]     |               ++++
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl<'a> Game<'a> {
[INFO] [stdout]     |     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0261, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0261`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0261, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0261`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sudoku` (bin "sudoku" test) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `sudoku` (bin "sudoku") due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "9c60d6dab2754c93d03c9b6a92da8d574f74b3a67a3c0007ed6743ea010f2786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c60d6dab2754c93d03c9b6a92da8d574f74b3a67a3c0007ed6743ea010f2786", kill_on_drop: false }`
[INFO] [stdout] 9c60d6dab2754c93d03c9b6a92da8d574f74b3a67a3c0007ed6743ea010f2786
