[INFO] cloning repository https://github.com/ncatelli/mud
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ncatelli/mud" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fncatelli%2Fmud", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fncatelli%2Fmud'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ff03d28975e1d81199bee35f50e09779ea5e847
[INFO] checking ncatelli/mud against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fncatelli%2Fmud" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ncatelli/mud on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ncatelli/mud
[INFO] finished tweaking git repo https://github.com/ncatelli/mud
[INFO] tweaked toml for git repo https://github.com/ncatelli/mud written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ncatelli/mud already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded byteorder v1.2.4
[INFO] [stderr]   Downloaded itoa v0.4.2
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[INFO] [stderr]   Downloaded httparse v1.3.2
[INFO] [stderr]   Downloaded lazycell v1.0.0
[INFO] [stderr]   Downloaded slab v0.4.1
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[INFO] [stderr]   Downloaded mio v0.6.15
[INFO] [stderr]   Downloaded unicode-normalization v0.1.7
[INFO] [stderr]   Downloaded syn v0.14.9
[INFO] [stderr]   Downloaded url v1.7.1
[INFO] [stderr]   Downloaded serde_json v1.0.26
[INFO] [stderr]   Downloaded termcolor v1.0.1
[INFO] [stderr]   Downloaded wincolor v1.0.0
[INFO] [stderr]   Downloaded matches v0.1.7
[INFO] [stderr]   Downloaded serde_derive v1.0.76
[INFO] [stderr]   Downloaded proc-macro2 v0.4.17
[INFO] [stderr]   Downloaded aho-corasick v0.6.6
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4afaac3f7ffe2d15b7769b5ed02ef8ebe60386d070bf2b4b1d7f208f1e5f98dc
[INFO] running `Command { std: "docker" "start" "-a" "4afaac3f7ffe2d15b7769b5ed02ef8ebe60386d070bf2b4b1d7f208f1e5f98dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4afaac3f7ffe2d15b7769b5ed02ef8ebe60386d070bf2b4b1d7f208f1e5f98dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afaac3f7ffe2d15b7769b5ed02ef8ebe60386d070bf2b4b1d7f208f1e5f98dc", kill_on_drop: false }`
[INFO] [stdout] 4afaac3f7ffe2d15b7769b5ed02ef8ebe60386d070bf2b4b1d7f208f1e5f98dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95c5601da5d3d544ecda287ff3da3b96eee3910ebb1be31b80499b6f594e5ec4
[INFO] running `Command { std: "docker" "start" "-a" "95c5601da5d3d544ecda287ff3da3b96eee3910ebb1be31b80499b6f594e5ec4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.17
[INFO] [stderr]    Compiling serde v1.0.76
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking matches v0.1.7
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking byteorder v1.2.4
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]     Checking lazycell v1.0.0
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking termcolor v1.0.1
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking ws v0.7.8
[INFO] [stderr]     Checking env_logger v0.5.12
[INFO] [stderr]    Compiling serde_derive v1.0.76
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> parser/src/errors/mod.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> parser/src/errors/mod.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mud v0.1.0 (/opt/rustwide/workdir/mud)
[INFO] [stderr]     Checking storage v0.1.0 (/opt/rustwide/workdir/storage)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> mud/src/web/router.rs:45:63
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout]    |                                                               ^            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout] 45 +     fn on_request(&mut self, req: &ws::Request) -> ws::Result<ws::Response> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> mud/src/web/router.rs:85:63
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout]    |                                                               ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout] 85 +     fn on_request(&mut self, req: &ws::Request) -> ws::Result<ws::Response> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> mud/src/web/router.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |     inner: Box<ws::Handler>,
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 |     inner: Box<dyn ws::Handler>,
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> mud/src/web/router.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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] 19 |     fn cause(&self) -> Option<&dyn StdError> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> mud/src/web/router.rs:45:63
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout]    |                                                               ^            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout] 45 +     fn on_request(&mut self, req: &ws::Request) -> ws::Result<ws::Response> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> mud/src/web/router.rs:85:63
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout]    |                                                               ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -     fn on_request(&mut self, req: &ws::Request) -> ws::Result<(ws::Response)> {
[INFO] [stdout] 85 +     fn on_request(&mut self, req: &ws::Request) -> ws::Result<ws::Response> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> mud/src/web/router.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |     inner: Box<ws::Handler>,
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 32 |     inner: Box<dyn ws::Handler>,
[INFO] [stdout]    |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> mud/src/web/router.rs:19:32
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) 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] 19 |     fn cause(&self) -> Option<&dyn StdError> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> mud/src/web/router.rs:26:30
[INFO] [stdout]    |
[INFO] [stdout] 26 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> parser/src/command/tests/mod.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 |         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]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 12 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 12 |         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]   --> parser/src/command/tests/mod.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 33 |         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] 33 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 33 |         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]   --> parser/src/command/tests/mod.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |         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] 66 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 66 |         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]  --> parser/src/lexer/tests/lexer/numbers.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 |         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] 8 |         Err(e) => panic!("{}", e),
[INFO] [stdout]   |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]   |
[INFO] [stdout] 8 |         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]   --> parser/src/lexer/tests/lexer/numbers.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 |         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] 20 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 20 |         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]   --> parser/src/lexer/tests/lexer/numbers.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |         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] 34 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 34 |         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]   --> parser/src/lexer/tests/lexer/numbers.rs:46:26
[INFO] [stdout]    |
[INFO] [stdout] 46 |         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] 46 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |         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]  --> parser/src/lexer/tests/lexer/strings.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 |         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] 8 |         Err(e) => panic!("{}", e),
[INFO] [stdout]   |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]   |
[INFO] [stdout] 8 |         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]   --> parser/src/lexer/tests/lexer/strings.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 |         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] 20 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 20 |         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]  --> parser/src/lexer/tests/lexer/symbols.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |         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] 7 |         Err(e) => panic!("{}", e),
[INFO] [stdout]   |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]   |
[INFO] [stdout] 7 |         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]   --> parser/src/lexer/tests/lexer/symbols.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |         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] 18 |         Err(e) => panic!("{}", e),
[INFO] [stdout]    |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Err(e) => std::panic::panic_any(e),
[INFO] [stdout]    |                   ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> mud/src/web/router.rs:26:30
[INFO] [stdout]    |
[INFO] [stdout] 26 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> storage/src/object/tests/mod.rs:51:26
[INFO] [stdout]    |
[INFO] [stdout] 51 |         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]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 51 |         Err(e) => panic!("{}", e)
[INFO] [stdout]    |                          +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 51 |         Err(e) => std::panic::panic_any(e)
[INFO] [stdout]    |                   ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.96s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "95c5601da5d3d544ecda287ff3da3b96eee3910ebb1be31b80499b6f594e5ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95c5601da5d3d544ecda287ff3da3b96eee3910ebb1be31b80499b6f594e5ec4", kill_on_drop: false }`
[INFO] [stdout] 95c5601da5d3d544ecda287ff3da3b96eee3910ebb1be31b80499b6f594e5ec4
