[INFO] fetching crate terminal-emulator 0.1.0...
[INFO] checking terminal-emulator-0.1.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate terminal-emulator 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate terminal-emulator 0.1.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate terminal-emulator 0.1.0
[INFO] finished tweaking crates.io crate terminal-emulator 0.1.0
[INFO] tweaked toml for crates.io crate terminal-emulator 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57268829d73e521c0fc3fad1c02f7e4bbcd94333a3f9d8a9f8c9d3de7be52e61
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "57268829d73e521c0fc3fad1c02f7e4bbcd94333a3f9d8a9f8c9d3de7be52e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57268829d73e521c0fc3fad1c02f7e4bbcd94333a3f9d8a9f8c9d3de7be52e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57268829d73e521c0fc3fad1c02f7e4bbcd94333a3f9d8a9f8c9d3de7be52e61", kill_on_drop: false }`
[INFO] [stdout] 57268829d73e521c0fc3fad1c02f7e4bbcd94333a3f9d8a9f8c9d3de7be52e61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e02105809c2dca79c6899df17942570ee920e6ac0ab0dddcacfbbb2ca3260c8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1e02105809c2dca79c6899df17942570ee920e6ac0ab0dddcacfbbb2ca3260c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling arraydeque v0.4.5
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking terminal-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Range` is imported redundantly
[INFO] [stdout]    --> src/term/mod.rs:812:13
[INFO] [stdout]     |
[INFO] [stdout] 17  | use std::ops::{Index, IndexMut, Range};
[INFO] [stdout]     |                                 ----- the item `Range` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 812 |         use std::ops::Range;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Range` is imported redundantly
[INFO] [stdout]    --> src/term/mod.rs:812:13
[INFO] [stdout]     |
[INFO] [stdout] 17  | use std::ops::{Index, IndexMut, Range};
[INFO] [stdout]     |                                 ----- the item `Range` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 812 |         use std::ops::Range;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/term/cell.rs:128:30
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let mut chars = [std::mem::uninitialized(); MAX_ZEROWIDTH_CHARS + 1];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/term/cell.rs:128:30
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let mut chars = [std::mem::uninitialized(); MAX_ZEROWIDTH_CHARS + 1];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `static_assertions::core::num::<impl usize>::saturating_sub` that must be used
[INFO] [stdout]     --> src/term/mod.rs:1253:21
[INFO] [stdout]      |
[INFO] [stdout] 1253 |                     col.saturating_sub(1);
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: this returns the result of the operation, without modifying the original
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `char` does not permit being left uninitialized
[INFO] [stdout]    --> src/term/cell.rs:128:30
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let mut chars = [std::mem::uninitialized(); MAX_ZEROWIDTH_CHARS + 1];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              this code causes undefined behavior when executed
[INFO] [stdout]     |                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout]     = note: characters must be a valid Unicode codepoint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `static_assertions::core::num::<impl usize>::saturating_sub` that must be used
[INFO] [stdout]     --> src/term/mod.rs:1253:21
[INFO] [stdout]      |
[INFO] [stdout] 1253 |                     col.saturating_sub(1);
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: this returns the result of the operation, without modifying the original
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `char` does not permit being left uninitialized
[INFO] [stdout]    --> src/term/cell.rs:128:30
[INFO] [stdout]     |
[INFO] [stdout] 128 |             let mut chars = [std::mem::uninitialized(); MAX_ZEROWIDTH_CHARS + 1];
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              this code causes undefined behavior when executed
[INFO] [stdout]     |                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout]     = note: characters must be a valid Unicode codepoint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.08s
[INFO] running `Command { std: "docker" "inspect" "1e02105809c2dca79c6899df17942570ee920e6ac0ab0dddcacfbbb2ca3260c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e02105809c2dca79c6899df17942570ee920e6ac0ab0dddcacfbbb2ca3260c8", kill_on_drop: false }`
[INFO] [stdout] 1e02105809c2dca79c6899df17942570ee920e6ac0ab0dddcacfbbb2ca3260c8
