[INFO] fetching crate hexdino 0.1.0...
[INFO] checking hexdino-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate hexdino 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate hexdino 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hexdino 0.1.0
[INFO] finished tweaking crates.io crate hexdino 0.1.0
[INFO] tweaked toml for crates.io crate hexdino 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ec36d4f3fcaebe0a3fda8fc07a661e0ff9b0b2ed65e2e5893c9f64757cd3068
[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" "0ec36d4f3fcaebe0a3fda8fc07a661e0ff9b0b2ed65e2e5893c9f64757cd3068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ec36d4f3fcaebe0a3fda8fc07a661e0ff9b0b2ed65e2e5893c9f64757cd3068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ec36d4f3fcaebe0a3fda8fc07a661e0ff9b0b2ed65e2e5893c9f64757cd3068", kill_on_drop: false }`
[INFO] [stdout] 0ec36d4f3fcaebe0a3fda8fc07a661e0ff9b0b2ed65e2e5893c9f64757cd3068
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 389cae5d3fc9d6fe144dd4127658bf02dd940b9a1cde85a41c4f805da13bdc6e
[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" "389cae5d3fc9d6fe144dd4127658bf02dd940b9a1cde85a41c4f805da13bdc6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking memmem v0.1.1
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking hexdino v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/draw.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 if let c @ 32...126 = buf[pos] {
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/main.rs:354:39
[INFO] [stdout]     |
[INFO] [stdout] 354 | ...                   c @ 48...57 => c - 48, // Numbers from 0 to 9
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/main.rs:357:41
[INFO] [stdout]     |
[INFO] [stdout] 357 | ...                   c @ b'a'...b'f' => c - 87,
[INFO] [stdout]     |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/main.rs:358:41
[INFO] [stdout]     |
[INFO] [stdout] 358 | ...                   c @ b'A'...b'F' => c - 55,
[INFO] [stdout]     |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:393:33
[INFO] [stdout]     |
[INFO] [stdout] 393 | ...                   Error::description(&why)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/draw.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 if let c @ 32...126 = buf[pos] {
[INFO] [stdout]    |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/main.rs:354:39
[INFO] [stdout]     |
[INFO] [stdout] 354 | ...                   c @ 48...57 => c - 48, // Numbers from 0 to 9
[INFO] [stdout]     |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/main.rs:357:41
[INFO] [stdout]     |
[INFO] [stdout] 357 | ...                   c @ b'a'...b'f' => c - 87,
[INFO] [stdout]     |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/main.rs:358:41
[INFO] [stdout]     |
[INFO] [stdout] 358 | ...                   c @ b'A'...b'F' => c - 55,
[INFO] [stdout]     |                               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:393:33
[INFO] [stdout]     |
[INFO] [stdout] 393 | ...                   Error::description(&why)
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_with_wildcard_xX` should have a snake case name
[INFO] [stdout]    --> src/find.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn find_with_wildcard_xX() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `find_with_wildcard_x_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.63s
[INFO] running `Command { std: "docker" "inspect" "389cae5d3fc9d6fe144dd4127658bf02dd940b9a1cde85a41c4f805da13bdc6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "389cae5d3fc9d6fe144dd4127658bf02dd940b9a1cde85a41c4f805da13bdc6e", kill_on_drop: false }`
[INFO] [stdout] 389cae5d3fc9d6fe144dd4127658bf02dd940b9a1cde85a41c4f805da13bdc6e