[INFO] fetching crate avsser 0.8.0...
[INFO] checking avsser-0.8.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate avsser 0.8.0 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate avsser 0.8.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate avsser 0.8.0
[INFO] finished tweaking crates.io crate avsser 0.8.0
[INFO] tweaked toml for crates.io crate avsser 0.8.0 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 174f0004c8c8e9b491f0abd88721f8e226c9b5a4f745c0e67f5f57895db69bc6
[INFO] running `Command { std: "docker" "start" "-a" "174f0004c8c8e9b491f0abd88721f8e226c9b5a4f745c0e67f5f57895db69bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "174f0004c8c8e9b491f0abd88721f8e226c9b5a4f745c0e67f5f57895db69bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "174f0004c8c8e9b491f0abd88721f8e226c9b5a4f745c0e67f5f57895db69bc6", kill_on_drop: false }`
[INFO] [stdout] 174f0004c8c8e9b491f0abd88721f8e226c9b5a4f745c0e67f5f57895db69bc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7676978ddb923b10db60bc0083ff6b751111f1d9468ec88bc910b99a763bf608
[INFO] running `Command { std: "docker" "start" "-a" "7676978ddb923b10db60bc0083ff6b751111f1d9468ec88bc910b99a763bf608", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking avsser v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/parsers/mkvinfo.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / lazy_static! {
[INFO] [stdout] 9  | |     static ref ATTACHMENT_PATTERN: Regex = Regex::new(r"Attachment ID (\d+): .* file name '(.+)'").unwrap();
[INFO] [stdout] 10 | |     static ref SEGMENT_UUID_REGEX: Regex = Regex::new(
[INFO] [stdout] 11 | |         r"Segment UID: 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x([0-9a-f]{2}) 0x...
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     ).unwrap();
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/parsers/mkvinfo.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |         Err(x) => return Err(x.description().to_owned()),
[INFO] [stdout]    |                                ^^^^^^^^^^^
[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/parsers/mkvinfo.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |         Err(x) => return Err(x.description().to_owned()),
[INFO] [stdout]    |                                ^^^^^^^^^^^
[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/parsers/mkvinfo.rs:91:32
[INFO] [stdout]    |
[INFO] [stdout] 91 |         Err(x) => return Err(x.description().to_owned()),
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[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/parsers/mkvinfo.rs:91:32
[INFO] [stdout]    |
[INFO] [stdout] 91 |         Err(x) => return Err(x.description().to_owned()),
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |         Err(f) => panic!(f.to_string()),
[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] 68 |         Err(f) => panic!("{}", f.to_string()),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |         Err(f) => panic!(f.to_string()),
[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] 68 |         Err(f) => panic!("{}", f.to_string()),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.71s
[INFO] running `Command { std: "docker" "inspect" "7676978ddb923b10db60bc0083ff6b751111f1d9468ec88bc910b99a763bf608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7676978ddb923b10db60bc0083ff6b751111f1d9468ec88bc910b99a763bf608", kill_on_drop: false }`
[INFO] [stdout] 7676978ddb923b10db60bc0083ff6b751111f1d9468ec88bc910b99a763bf608