[INFO] updating cached repository https://github.com/Brychlikov/rps_cell
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b1319aacd821006c3e2354161d20fae8288c1e1c
[INFO] checking Brychlikov/rps_cell against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrychlikov%2Frps_cell" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Brychlikov/rps_cell on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Brychlikov/rps_cell
[INFO] finished tweaking git repo https://github.com/Brychlikov/rps_cell
[INFO] tweaked toml for git repo https://github.com/Brychlikov/rps_cell written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Brychlikov/rps_cell already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2b008252096c248c67397f075cd52a11a8978e8007b432e5c544147a6f3dfa7f
[INFO] running `"docker" "start" "-a" "2b008252096c248c67397f075cd52a11a8978e8007b432e5c544147a6f3dfa7f"`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking raw-window-handle v0.3.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking num-complex v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking pistoncore-input v0.28.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking rayon-core v1.6.1
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking ndarray v0.13.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking piston2d-graphics v0.35.0
[INFO] [stderr]     Checking pistoncore-window v0.44.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.49.0
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking piston v0.49.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.69.0
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking glutin v0.21.1
[INFO] [stderr]     Checking pistoncore-glutin_window v0.63.0
[INFO] [stderr]     Checking rps_cell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use rand::Rng;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::borrow::Borrow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston::input::keyboard::Key::Colon`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use piston::input::keyboard::Key::Colon;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> src/cell.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `GeneratorState`, `Generator`
[INFO] [stderr]  --> src/cell.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::ops::{Generator, GeneratorState, IndexMut};
[INFO] [stderr]   |                ^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num_traits::identities`
[INFO] [stderr]   --> src/cell.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use num_traits::identities;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::fmt::Alignment::Center`
[INFO] [stderr]   --> src/cell.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use core::fmt::Alignment::Center;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SeekFrom`
[INFO] [stderr]   --> src/cell.rs:14:38
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::io::{prelude::*, BufReader, SeekFrom};
[INFO] [stderr]    |                                      ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cell`, `Color`
[INFO] [stderr]   --> src/main.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | use cell::{Cell, Color};
[INFO] [stderr]    |            ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use rand::Rng;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Borrow`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::borrow::Borrow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `piston::input::keyboard::Key::Colon`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use piston::input::keyboard::Key::Colon;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> src/cell.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `GeneratorState`, `Generator`
[INFO] [stderr]  --> src/cell.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::ops::{Generator, GeneratorState, IndexMut};
[INFO] [stderr]   |                ^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num_traits::identities`
[INFO] [stderr]   --> src/cell.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use num_traits::identities;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::fmt::Alignment::Center`
[INFO] [stderr]   --> src/cell.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use core::fmt::Alignment::Center;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SeekFrom`
[INFO] [stderr]   --> src/cell.rs:14:38
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::io::{prelude::*, BufReader, SeekFrom};
[INFO] [stderr]    |                                      ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cell`, `Color`
[INFO] [stderr]   --> src/main.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | use cell::{Cell, Color};
[INFO] [stderr]    |            ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/cell.rs:82:37
[INFO] [stderr]    |
[INFO] [stderr] 82 |                     _ => return Err(format!("Unexpected character: {}", c))
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::io::Error`, found struct `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/cell.rs:82:37
[INFO] [stderr]    |
[INFO] [stderr] 82 |                     _ => return Err(format!("Unexpected character: {}", c))
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `std::io::Error`, found struct `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/cell.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |         Err("aaaaaaa")
[INFO] [stderr]    |             ^^^^^^^^^ expected struct `std::io::Error`, found `&str`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `rps_cell`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/cell.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |         Err("aaaaaaa")
[INFO] [stderr]    |             ^^^^^^^^^ expected struct `std::io::Error`, found `&str`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `rps_cell`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2b008252096c248c67397f075cd52a11a8978e8007b432e5c544147a6f3dfa7f"`
[INFO] running `"docker" "rm" "-f" "2b008252096c248c67397f075cd52a11a8978e8007b432e5c544147a6f3dfa7f"`
[INFO] [stdout] 2b008252096c248c67397f075cd52a11a8978e8007b432e5c544147a6f3dfa7f
