[INFO] cloning repository https://github.com/wikiwong/findr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wikiwong/findr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwikiwong%2Ffindr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwikiwong%2Ffindr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 010376cf4e56b02f8b06ddb7d910a1b619a598fa
[INFO] testing wikiwong/findr against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwikiwong%2Ffindr" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wikiwong/findr on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wikiwong/findr
[INFO] finished tweaking git repo https://github.com/wikiwong/findr
[INFO] tweaked toml for git repo https://github.com/wikiwong/findr written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/wikiwong/findr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v1.2.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.10
[INFO] [stderr]   Downloaded ucd-util v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a3f4690c7e71f95d53819b6c7c100745587526ee0e1d20c8d08c6abe8c4855a
[INFO] running `Command { std: "docker" "start" "-a" "5a3f4690c7e71f95d53819b6c7c100745587526ee0e1d20c8d08c6abe8c4855a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a3f4690c7e71f95d53819b6c7c100745587526ee0e1d20c8d08c6abe8c4855a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a3f4690c7e71f95d53819b6c7c100745587526ee0e1d20c8d08c6abe8c4855a", kill_on_drop: false }`
[INFO] [stdout] 5a3f4690c7e71f95d53819b6c7c100745587526ee0e1d20c8d08c6abe8c4855a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b59a6087a5d9b13937b3f0d5e15682c96decfd6142184259cc7d2a57eb91383d
[INFO] running `Command { std: "docker" "start" "-a" "b59a6087a5d9b13937b3f0d5e15682c96decfd6142184259cc7d2a57eb91383d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]    Compiling regex-syntax v0.6.10
[INFO] [stderr]    Compiling regex v1.2.0
[INFO] [stderr]    Compiling walkr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:33:51
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout] 33 + pub fn find(dir: &Path, search_str: &String, cb: &dyn Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 | ...                   panic!(e);
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 50 |                                 panic!("{}", e);
[INFO] [stdout]    |                                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 50 |                                 std::panic::panic_any(e);
[INFO] [stdout]    |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         panic!(e);
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the Debug implementation of `OsString`
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         panic!("{:?}", e);
[INFO] [stdout]    |                                +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         std::panic::panic_any(e);
[INFO] [stdout]    |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:33:51
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout] 33 + pub fn find(dir: &Path, search_str: &String, cb: &dyn Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 | ...                   panic!(e);
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 50 |                                 panic!("{}", e);
[INFO] [stdout]    |                                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 50 |                                 std::panic::panic_any(e);
[INFO] [stdout]    |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         panic!(e);
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the Debug implementation of `OsString`
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         panic!("{:?}", e);
[INFO] [stdout]    |                                +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         std::panic::panic_any(e);
[INFO] [stdout]    |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |       Err(e) => panic!(e)
[INFO] [stdout]    |                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 26 |       Err(e) => panic!("{}", e)
[INFO] [stdout]    |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 26 |       Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.22s
[INFO] running `Command { std: "docker" "inspect" "b59a6087a5d9b13937b3f0d5e15682c96decfd6142184259cc7d2a57eb91383d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b59a6087a5d9b13937b3f0d5e15682c96decfd6142184259cc7d2a57eb91383d", kill_on_drop: false }`
[INFO] [stdout] b59a6087a5d9b13937b3f0d5e15682c96decfd6142184259cc7d2a57eb91383d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8870a415c8e75ad335af9a8f2f207c7004329ac6f24667aaff1b301b27694134
[INFO] running `Command { std: "docker" "start" "-a" "8870a415c8e75ad335af9a8f2f207c7004329ac6f24667aaff1b301b27694134", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:33:51
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout] 33 + pub fn find(dir: &Path, search_str: &String, cb: &dyn Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 | ...                   panic!(e);
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 50 |                                 panic!("{}", e);
[INFO] [stdout]    |                                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 50 |                                 std::panic::panic_any(e);
[INFO] [stdout]    |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling walkr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         panic!(e);
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the Debug implementation of `OsString`
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         panic!("{:?}", e);
[INFO] [stdout]    |                                +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         std::panic::panic_any(e);
[INFO] [stdout]    |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:33:51
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout] 33 + pub fn find(dir: &Path, search_str: &String, cb: &dyn Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:33:51
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout] 33 + pub fn find(dir: &Path, search_str: &String, cb: &dyn Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 | ...                   panic!(e);
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 50 |                                 panic!("{}", e);
[INFO] [stdout]    |                                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 50 |                                 std::panic::panic_any(e);
[INFO] [stdout]    |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 | ...                   panic!(e);
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 50 |                                 panic!("{}", e);
[INFO] [stdout]    |                                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 50 |                                 std::panic::panic_any(e);
[INFO] [stdout]    |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         panic!(e);
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the Debug implementation of `OsString`
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         panic!("{:?}", e);
[INFO] [stdout]    |                                +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         std::panic::panic_any(e);
[INFO] [stdout]    |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |       Err(e) => panic!(e)
[INFO] [stdout]    |                        ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 26 |       Err(e) => panic!("{}", e)
[INFO] [stdout]    |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 26 |       Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         panic!(e);
[INFO] [stdout]    |                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the Debug implementation of `OsString`
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         panic!("{:?}", e);
[INFO] [stdout]    |                                +++++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 55 |                         std::panic::panic_any(e);
[INFO] [stdout]    |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "8870a415c8e75ad335af9a8f2f207c7004329ac6f24667aaff1b301b27694134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8870a415c8e75ad335af9a8f2f207c7004329ac6f24667aaff1b301b27694134", kill_on_drop: false }`
[INFO] [stdout] 8870a415c8e75ad335af9a8f2f207c7004329ac6f24667aaff1b301b27694134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c80da3853e24680dda0b45eed86a61f0717375cdab2ca5f03cac873fec2baef8
[INFO] running `Command { std: "docker" "start" "-a" "c80da3853e24680dda0b45eed86a61f0717375cdab2ca5f03cac873fec2baef8", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:33:51
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 33 - pub fn find(dir: &Path, search_str: &String, cb: &Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stderr] 33 + pub fn find(dir: &Path, search_str: &String, cb: &dyn Fn(&DirEntry)) -> io::Result<()> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/lib.rs:50:40
[INFO] [stderr]    |
[INFO] [stderr] 50 | ...                   panic!(e);
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 50 |                                 panic!("{}", e);
[INFO] [stderr]    |                                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 50 |                                 std::panic::panic_any(e);
[INFO] [stderr]    |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/lib.rs:55:32
[INFO] [stderr]    |
[INFO] [stderr] 55 |                         panic!(e);
[INFO] [stderr]    |                                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{:?}" format string to use the Debug implementation of `OsString`
[INFO] [stderr]    |
[INFO] [stderr] 55 |                         panic!("{:?}", e);
[INFO] [stderr]    |                                +++++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 55 |                         std::panic::panic_any(e);
[INFO] [stderr]    |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: `walkr` (lib) generated 3 warnings
[INFO] [stderr] warning: `walkr` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/main.rs:26:24
[INFO] [stderr]    |
[INFO] [stderr] 26 |       Err(e) => panic!(e)
[INFO] [stderr]    |                        ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 26 |       Err(e) => panic!("{}", e)
[INFO] [stderr]    |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 26 |       Err(e) => std::panic::panic_any(e)
[INFO] [stderr]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: `walkr` (bin "walkr" test) generated 4 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/walkr-c71595af8818684c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/walkr-a20413e30fe06f21)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests walkr
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - find (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - find (line 15) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path`
[INFO] [stdout]  --> src/lib.rs:16:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | match walkr::find(Path::new("./"), &"\\.rs".to_owned(), &|d| {
[INFO] [stdout]   |                   ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::Path;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]  --> src/lib.rs:20:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |   let mut f = File::open(d.path()).unwrap();
[INFO] [stdout]   |               ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::File;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - find (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "c80da3853e24680dda0b45eed86a61f0717375cdab2ca5f03cac873fec2baef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80da3853e24680dda0b45eed86a61f0717375cdab2ca5f03cac873fec2baef8", kill_on_drop: false }`
[INFO] [stdout] c80da3853e24680dda0b45eed86a61f0717375cdab2ca5f03cac873fec2baef8