[INFO] fetching crate sudoku-tui 0.2.0...
[INFO] testing sudoku-tui-0.2.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate sudoku-tui 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sudoku-tui 0.2.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sudoku-tui 0.2.0
[INFO] finished tweaking crates.io crate sudoku-tui 0.2.0
[INFO] tweaked toml for crates.io crate sudoku-tui 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate sudoku-tui 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3adfa0e4eb431042afbc1801bcbeec675ade3b56456cf5880acc37e1b463c3ae
[INFO] running `Command { std: "docker" "start" "-a" "3adfa0e4eb431042afbc1801bcbeec675ade3b56456cf5880acc37e1b463c3ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3adfa0e4eb431042afbc1801bcbeec675ade3b56456cf5880acc37e1b463c3ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3adfa0e4eb431042afbc1801bcbeec675ade3b56456cf5880acc37e1b463c3ae", kill_on_drop: false }`
[INFO] [stdout] 3adfa0e4eb431042afbc1801bcbeec675ade3b56456cf5880acc37e1b463c3ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2ca6dccb1547aa5dc6d8d2c04d0e02442d48f68e2fc74e6b7c9696830905856f
[INFO] running `Command { std: "docker" "start" "-a" "2ca6dccb1547aa5dc6d8d2c04d0e02442d48f68e2fc74e6b7c9696830905856f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling array-macro v1.0.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling xi-unicode v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling mio v0.7.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling crossterm v0.17.7
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling const-random-macro v0.1.11
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sudoku v0.7.0
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling const-random v0.1.11
[INFO] [stderr]    Compiling ahash v0.4.5
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num v0.3.0
[INFO] [stderr]    Compiling clock-core v0.0.7
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling enum-map v0.6.3
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.5.0
[INFO] [stderr]    Compiling hhmmss v0.1.0
[INFO] [stderr]    Compiling enumset v1.0.1
[INFO] [stderr]    Compiling cursive_core v0.1.1
[INFO] [stderr]    Compiling cursive v0.15.0
[INFO] [stderr]    Compiling sudoku-tui v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::prelude`
[INFO] [stdout]   --> src/board.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "2ca6dccb1547aa5dc6d8d2c04d0e02442d48f68e2fc74e6b7c9696830905856f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ca6dccb1547aa5dc6d8d2c04d0e02442d48f68e2fc74e6b7c9696830905856f", kill_on_drop: false }`
[INFO] [stdout] 2ca6dccb1547aa5dc6d8d2c04d0e02442d48f68e2fc74e6b7c9696830905856f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 94ff63d65d21d769e1c7ec98cff6e4c907c978faff4b7319811aeca2c84379f5
[INFO] running `Command { std: "docker" "start" "-a" "94ff63d65d21d769e1c7ec98cff6e4c907c978faff4b7319811aeca2c84379f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-tui v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::prelude`
[INFO] [stdout]   --> src/board.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude`
[INFO] [stdout]   --> src/board.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "94ff63d65d21d769e1c7ec98cff6e4c907c978faff4b7319811aeca2c84379f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ff63d65d21d769e1c7ec98cff6e4c907c978faff4b7319811aeca2c84379f5", kill_on_drop: false }`
[INFO] [stdout] 94ff63d65d21d769e1c7ec98cff6e4c907c978faff4b7319811aeca2c84379f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 443e515eb8544395ad5a4a346afc68812c2eb6d8bc758219aab19f528529abf3
[INFO] running `Command { std: "docker" "start" "-a" "443e515eb8544395ad5a4a346afc68812c2eb6d8bc758219aab19f528529abf3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `rand::prelude`
[INFO] [stderr]   --> src/board.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use rand::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude`
[INFO] [stderr]   --> src/board.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use rand::prelude::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku_tui-110ae46e44fac999
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku-b1585369bf0445ee
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sudoku-tui
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "443e515eb8544395ad5a4a346afc68812c2eb6d8bc758219aab19f528529abf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "443e515eb8544395ad5a4a346afc68812c2eb6d8bc758219aab19f528529abf3", kill_on_drop: false }`
[INFO] [stdout] 443e515eb8544395ad5a4a346afc68812c2eb6d8bc758219aab19f528529abf3