[INFO] cloning repository https://github.com/thatmarkenglishguy/move_numeric_files
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thatmarkenglishguy/move_numeric_files" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatmarkenglishguy%2Fmove_numeric_files", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatmarkenglishguy%2Fmove_numeric_files'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27e8e78e0bbf815923c805c63aea3b74427806a6
[INFO] testing thatmarkenglishguy/move_numeric_files against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatmarkenglishguy%2Fmove_numeric_files" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thatmarkenglishguy/move_numeric_files on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thatmarkenglishguy/move_numeric_files
[INFO] finished tweaking git repo https://github.com/thatmarkenglishguy/move_numeric_files
[INFO] tweaked toml for git repo https://github.com/thatmarkenglishguy/move_numeric_files written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/thatmarkenglishguy/move_numeric_files already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 361d42efc944495b86f4fa5b1518e254a6438e3a3428a2c3b934555ed16e7a23
[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" "361d42efc944495b86f4fa5b1518e254a6438e3a3428a2c3b934555ed16e7a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "361d42efc944495b86f4fa5b1518e254a6438e3a3428a2c3b934555ed16e7a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "361d42efc944495b86f4fa5b1518e254a6438e3a3428a2c3b934555ed16e7a23", kill_on_drop: false }`
[INFO] [stdout] 361d42efc944495b86f4fa5b1518e254a6438e3a3428a2c3b934555ed16e7a23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] ce50ea5b7da88c83e1f2f7a7a73b72822f0478832950b9f116c627b44520e62a
[INFO] running `Command { std: "docker" "start" "-a" "ce50ea5b7da88c83e1f2f7a7a73b72822f0478832950b9f116c627b44520e62a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling argh_shared v0.1.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]    Compiling argh v0.1.4
[INFO] [stderr]    Compiling move_numeric_files v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `from_command_line`
[INFO] [stdout]   --> src/move_numeric_files/command_line/parameters.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn from_command_line() -> Parameters {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `directory`
[INFO] [stdout]   --> src/move_numeric_files/command_line/parameters.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn directory(self: &Self) -> &std::path::Path {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FileWalker`
[INFO] [stdout]  --> src/move_numeric_files/file_system/file_system_walker.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct FileWalker<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/move_numeric_files/file_system/file_system_walker.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new(root: &std::path::Path) -> FileWalker {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `walk`
[INFO] [stdout]   --> src/move_numeric_files/file_system/file_system_walker.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) fn walk<W>(&self, walker: &mut W) -> std::io::Result<()>
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.21s
[INFO] running `Command { std: "docker" "inspect" "ce50ea5b7da88c83e1f2f7a7a73b72822f0478832950b9f116c627b44520e62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce50ea5b7da88c83e1f2f7a7a73b72822f0478832950b9f116c627b44520e62a", kill_on_drop: false }`
[INFO] [stdout] ce50ea5b7da88c83e1f2f7a7a73b72822f0478832950b9f116c627b44520e62a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] ed19a024ad64159aad88cd7945a15be2b646fe76d9e53bf7bf7013b7b570a149
[INFO] running `Command { std: "docker" "start" "-a" "ed19a024ad64159aad88cd7945a15be2b646fe76d9e53bf7bf7013b7b570a149", kill_on_drop: false }`
[INFO] [stdout] warning: associated function is never used: `from_command_line`
[INFO] [stdout]   --> src/move_numeric_files/command_line/parameters.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn from_command_line() -> Parameters {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `directory`
[INFO] [stdout]   --> src/move_numeric_files/command_line/parameters.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn directory(self: &Self) -> &std::path::Path {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling move_numeric_files v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `FileWalker`
[INFO] [stdout]  --> src/move_numeric_files/file_system/file_system_walker.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct FileWalker<'a> {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/move_numeric_files/file_system/file_system_walker.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn new(root: &std::path::Path) -> FileWalker {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `walk`
[INFO] [stdout]   --> src/move_numeric_files/file_system/file_system_walker.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub(crate) fn walk<W>(&self, walker: &mut W) -> std::io::Result<()>
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_command_line`
[INFO] [stdout]   --> src/move_numeric_files/command_line/parameters.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn from_command_line() -> Parameters {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `directory`
[INFO] [stdout]   --> src/move_numeric_files/command_line/parameters.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn directory(self: &Self) -> &std::path::Path {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/move_numeric_files/file_system/tests/file_adder.rs:107:17
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 format!("file path does not exist: {}", $file_path.to_str().unwrap())
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |             assert_file_exists!(file_adder_directory);
[INFO] [stdout]     |             ------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `assert_file_exists` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 "file path does not exist: {}", $file_path.to_str().unwrap()
[INFO] [stdout]     |                --                                                          --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/move_numeric_files/file_system/tests/file_adder.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 format!("file path does exist: {}", $file_path.to_str().unwrap())
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |         assert_file_does_not_exist!(file_adder_directory);
[INFO] [stdout]     |         -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `assert_file_does_not_exist` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 "file path does exist: {}", $file_path.to_str().unwrap()
[INFO] [stdout]     |                --                                                      --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/move_numeric_files/file_system/tests/file_adder.rs:107:17
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 format!("file path does not exist: {}", $file_path.to_str().unwrap())
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 |             assert_file_exists!(file_path);
[INFO] [stdout]     |             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `assert_file_exists` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 "file path does not exist: {}", $file_path.to_str().unwrap()
[INFO] [stdout]     |                --                                                          --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/move_numeric_files/file_system/tests/file_adder.rs:107:17
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 format!("file path does not exist: {}", $file_path.to_str().unwrap())
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 |             assert_file_exists!(file_path);
[INFO] [stdout]     |             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `assert_file_exists` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 "file path does not exist: {}", $file_path.to_str().unwrap()
[INFO] [stdout]     |                --                                                          --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/move_numeric_files/file_system/tests/file_adder.rs:107:17
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 format!("file path does not exist: {}", $file_path.to_str().unwrap())
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |             assert_file_exists!(file_path);
[INFO] [stdout]     |             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in the macro `assert_file_exists` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 "file path does not exist: {}", $file_path.to_str().unwrap()
[INFO] [stdout]     |                --                                                          --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "ed19a024ad64159aad88cd7945a15be2b646fe76d9e53bf7bf7013b7b570a149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed19a024ad64159aad88cd7945a15be2b646fe76d9e53bf7bf7013b7b570a149", kill_on_drop: false }`
[INFO] [stdout] ed19a024ad64159aad88cd7945a15be2b646fe76d9e53bf7bf7013b7b570a149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 403648bb03058465c37ca00541b7441b04c66b9473f0ece8370ff0d4d80fa354
[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" "403648bb03058465c37ca00541b7441b04c66b9473f0ece8370ff0d4d80fa354", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `from_command_line`
[INFO] [stderr]   --> src/move_numeric_files/command_line/parameters.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn from_command_line() -> Parameters {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `directory`
[INFO] [stderr]   --> src/move_numeric_files/command_line/parameters.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn directory(self: &Self) -> &std::path::Path {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FileWalker`
[INFO] [stderr]  --> src/move_numeric_files/file_system/file_system_walker.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct FileWalker<'a> {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/move_numeric_files/file_system/file_system_walker.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn new(root: &std::path::Path) -> FileWalker {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `walk`
[INFO] [stderr]   --> src/move_numeric_files/file_system/file_system_walker.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub(crate) fn walk<W>(&self, walker: &mut W) -> std::io::Result<()>
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_command_line`
[INFO] [stderr]   --> src/move_numeric_files/command_line/parameters.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn from_command_line() -> Parameters {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `directory`
[INFO] [stderr]   --> src/move_numeric_files/command_line/parameters.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn directory(self: &Self) -> &std::path::Path {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/move_numeric_files/file_system/tests/file_adder.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 format!("file path does not exist: {}", $file_path.to_str().unwrap())
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 130 |             assert_file_exists!(file_adder_directory);
[INFO] [stderr]     |             ------------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr]     = note: this warning originates in the macro `assert_file_exists` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 "file path does not exist: {}", $file_path.to_str().unwrap()
[INFO] [stderr]     |                --                                                          --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/move_numeric_files/file_system/tests/file_adder.rs:116:17
[INFO] [stderr]     |
[INFO] [stderr] 116 |                 format!("file path does exist: {}", $file_path.to_str().unwrap())
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 |         assert_file_does_not_exist!(file_adder_directory);
[INFO] [stderr]     |         -------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr]     = note: this warning originates in the macro `assert_file_does_not_exist` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 116 |                 "file path does exist: {}", $file_path.to_str().unwrap()
[INFO] [stderr]     |                --                                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/move_numeric_files/file_system/tests/file_adder.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 format!("file path does not exist: {}", $file_path.to_str().unwrap())
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 145 |             assert_file_exists!(file_path);
[INFO] [stderr]     |             ------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr]     = note: this warning originates in the macro `assert_file_exists` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 "file path does not exist: {}", $file_path.to_str().unwrap()
[INFO] [stderr]     |                --                                                          --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/move_numeric_files/file_system/tests/file_adder.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 format!("file path does not exist: {}", $file_path.to_str().unwrap())
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 165 |             assert_file_exists!(file_path);
[INFO] [stderr]     |             ------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr]     = note: this warning originates in the macro `assert_file_exists` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 "file path does not exist: {}", $file_path.to_str().unwrap()
[INFO] [stderr]     |                --                                                          --
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/move_numeric_files/file_system/tests/file_adder.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 format!("file path does not exist: {}", $file_path.to_str().unwrap())
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 186 |             assert_file_exists!(file_path);
[INFO] [stderr]     |             ------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr]     = note: this warning originates in the macro `assert_file_exists` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 107 |                 "file path does not exist: {}", $file_path.to_str().unwrap()
[INFO] [stderr]     |                --                                                          --
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/move_numeric_files-595cbf512a9e6201)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test move_numeric_files::command_line::parameters::tests::omitting_keep_file_works ... ok
[INFO] [stdout] test move_numeric_files::command_line::parameters::tests::specifying_directory_works ... ok
[INFO] [stdout] test move_numeric_files::command_line::parameters::tests::specifying_keep_file_works ... ok
[INFO] [stdout] test move_numeric_files::file_system::file_system_walker::tests::walk_test_files_with_trait_implementation ... ok
[INFO] [stdout] test move_numeric_files::file_system::tests::file_adder::tests::test_create_test_files ... ok
[INFO] [stdout] test move_numeric_files::file_system::file_system_walker::tests::walk_test_sub_directory_files_with_trait_implementation ... ok
[INFO] [stdout] test move_numeric_files::file_system::tests::file_adder::tests::test_deletes_temp_file_adder_directory ... ok
[INFO] [stdout] test move_numeric_files::file_system::tests::file_adder::tests::test_create_test_files_in_a_subdirectory_using_closure_without_environment ... ok
[INFO] [stdout] test move_numeric_files::file_system::tests::file_adder::tests::test_create_test_files_in_a_subdirectory_using_closure_with_environment ... ok
[INFO] [stdout] test move_numeric_files::file_system::file_system_walker::tests::walk_test_files_with_closure ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- move_numeric_files::file_system::file_system_walker::tests::walk_test_files_with_closure stdout ----
[INFO] [stdout] thread 'move_numeric_files::file_system::file_system_walker::tests::walk_test_files_with_closure' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `["second", "first"]`,
[INFO] [stdout]  right: `["first", "second"]`', src/move_numeric_files/file_system/file_system_walker.rs:123:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55b0ac557e90 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55b0ac557e90 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55b0ac557e90 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55b0ac557e90 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55b0ac57b6dc - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x55b0ac5549a5 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x55b0ac55a44b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55b0ac55a44b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55b0ac55a44b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55b0ac559f5c - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55b0ac55ab14 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55b0ac55a5f7 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55b0ac55838c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55b0ac55a559 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55b0ac4ba6e1 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55b0ac579ff8 - core::panicking::assert_failed_inner::h33b45280069a80ed
[INFO] [stdout]   16:     0x55b0ac4deb3a - core::panicking::assert_failed::hb3f59b7c35bf1fa6
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:117:5
[INFO] [stdout]   17:     0x55b0ac4cad32 - move_numeric_files::move_numeric_files::file_system::file_system_walker::tests::walk_test_files_with_closure::h0e0a023f7d3a0165
[INFO] [stdout]                                at /opt/rustwide/workdir/src/move_numeric_files/file_system/file_system_walker.rs:123:9
[INFO] [stdout]   18:     0x55b0ac4ca15a - move_numeric_files::move_numeric_files::file_system::file_system_walker::tests::walk_test_files_with_closure::{{closure}}::h474b2c9d605e981a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/move_numeric_files/file_system/file_system_walker.rs:83:5
[INFO] [stdout]   19:     0x55b0ac4d7c0e - core::ops::function::FnOnce::call_once::ha52504b6af168140
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55b0ac50e8d3 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55b0ac50e8d3 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x55b0ac50d390 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   23:     0x55b0ac50d390 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x55b0ac50d390 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x55b0ac50d390 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x55b0ac50d390 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x55b0ac50d390 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x55b0ac50d390 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x55b0ac4e6a42 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x55b0ac4e6a42 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x55b0ac4ea5f8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   32:     0x55b0ac4ea5f8 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x55b0ac4ea5f8 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x55b0ac4ea5f8 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x55b0ac4ea5f8 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x55b0ac4ea5f8 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   37:     0x55b0ac4ea5f8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55b0ac5601d7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   39:     0x55b0ac5601d7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   40:     0x55b0ac5601d7 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7f76b0528609 - start_thread
[INFO] [stdout]   42:     0x7f76b02fa293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     move_numeric_files::file_system::file_system_walker::tests::walk_test_files_with_closure
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "403648bb03058465c37ca00541b7441b04c66b9473f0ece8370ff0d4d80fa354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "403648bb03058465c37ca00541b7441b04c66b9473f0ece8370ff0d4d80fa354", kill_on_drop: false }`
[INFO] [stdout] 403648bb03058465c37ca00541b7441b04c66b9473f0ece8370ff0d4d80fa354
