[INFO] fetching crate lip 4.1.3...
[INFO] testing lip-4.1.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate lip 4.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate lip 4.1.3 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 crates.io crate lip 4.1.3
[INFO] finished tweaking crates.io crate lip 4.1.3
[INFO] tweaked toml for crates.io crate lip 4.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] cba6cf95bad35cfaabee3cc083e2b9bc8b46cb0bfd6d16e674e0977f2a1698d3
[INFO] running `Command { std: "docker" "start" "-a" "cba6cf95bad35cfaabee3cc083e2b9bc8b46cb0bfd6d16e674e0977f2a1698d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cba6cf95bad35cfaabee3cc083e2b9bc8b46cb0bfd6d16e674e0977f2a1698d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba6cf95bad35cfaabee3cc083e2b9bc8b46cb0bfd6d16e674e0977f2a1698d3", kill_on_drop: false }`
[INFO] [stdout] cba6cf95bad35cfaabee3cc083e2b9bc8b46cb0bfd6d16e674e0977f2a1698d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] d19f32aa52d3fa1774763f0b7bba805349f1f3c3dcf72c69ef5290020ac4ac76
[INFO] running `Command { std: "docker" "start" "-a" "d19f32aa52d3fa1774763f0b7bba805349f1f3c3dcf72c69ef5290020ac4ac76", kill_on_drop: false }`
[INFO] [stderr]    Compiling lip v4.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Parser`
[INFO] [stdout]  --> src/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Location`
[INFO] [stdout]  --> src/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::Location;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::ParseResult`
[INFO] [stdout]  --> src/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::ParseResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Trailing`
[INFO] [stdout]  --> src/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::Trailing;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_bound` is never read
[INFO] [stdout]    --> src/lib.rs:648:13
[INFO] [stdout]     |
[INFO] [stdout] 648 |     let mut end_bound = false;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:164:16
[INFO] [stdout]     |
[INFO] [stdout] 164 |         panic!(display_error(source, message, from, to)),
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 164 |         panic!("{}", display_error(source, message, from, to)),
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 164 |         std::panic::panic_any(display_error(source, message, from, to)),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:173:16
[INFO] [stdout]     |
[INFO] [stdout] 173 |         panic!(format!("{:#?}", output)),
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 173 |         panic!("{:#?}", output),
[INFO] [stdout]     |               --             --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d19f32aa52d3fa1774763f0b7bba805349f1f3c3dcf72c69ef5290020ac4ac76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19f32aa52d3fa1774763f0b7bba805349f1f3c3dcf72c69ef5290020ac4ac76", kill_on_drop: false }`
[INFO] [stdout] d19f32aa52d3fa1774763f0b7bba805349f1f3c3dcf72c69ef5290020ac4ac76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] d513d2af3547a15de70c1d18e4d823ecb07103a9a6bd6c861a45cf2a8e8781ed
[INFO] running `Command { std: "docker" "start" "-a" "d513d2af3547a15de70c1d18e4d823ecb07103a9a6bd6c861a45cf2a8e8781ed", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `super::Parser`
[INFO] [stdout]  --> src/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lip v4.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Location`
[INFO] [stdout]  --> src/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::Location;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::ParseResult`
[INFO] [stdout]  --> src/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::ParseResult;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Trailing`
[INFO] [stdout]  --> src/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::Trailing;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_bound` is never read
[INFO] [stdout]    --> src/lib.rs:648:13
[INFO] [stdout]     |
[INFO] [stdout] 648 |     let mut end_bound = false;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:164:16
[INFO] [stdout]     |
[INFO] [stdout] 164 |         panic!(display_error(source, message, from, to)),
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 164 |         panic!("{}", display_error(source, message, from, to)),
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 164 |         std::panic::panic_any(display_error(source, message, from, to)),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:173:16
[INFO] [stdout]     |
[INFO] [stdout] 173 |         panic!(format!("{:#?}", output)),
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 173 |         panic!("{:#?}", output),
[INFO] [stdout]     |               --             --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_bound` is never read
[INFO] [stdout]    --> src/lib.rs:648:13
[INFO] [stdout]     |
[INFO] [stdout] 648 |     let mut end_bound = false;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:164:16
[INFO] [stdout]     |
[INFO] [stdout] 164 |         panic!(display_error(source, message, from, to)),
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 164 |         panic!("{}", display_error(source, message, from, to)),
[INFO] [stdout]     |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 164 |         std::panic::panic_any(display_error(source, message, from, to)),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:173:16
[INFO] [stdout]     |
[INFO] [stdout] 173 |         panic!(format!("{:#?}", output)),
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 173 |         panic!("{:#?}", output),
[INFO] [stdout]     |               --             --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "d513d2af3547a15de70c1d18e4d823ecb07103a9a6bd6c861a45cf2a8e8781ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d513d2af3547a15de70c1d18e4d823ecb07103a9a6bd6c861a45cf2a8e8781ed", kill_on_drop: false }`
[INFO] [stdout] d513d2af3547a15de70c1d18e4d823ecb07103a9a6bd6c861a45cf2a8e8781ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c90c616d016e7362affdca267c3c1a7c9ef2ab59003e82bbef0c2205e737b598
[INFO] running `Command { std: "docker" "start" "-a" "c90c616d016e7362affdca267c3c1a7c9ef2ab59003e82bbef0c2205e737b598", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::Parser`
[INFO] [stderr]  --> src/tests.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::Parser;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Location`
[INFO] [stderr]  --> src/tests.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use super::Location;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::ParseResult`
[INFO] [stderr]  --> src/tests.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use super::ParseResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::Trailing`
[INFO] [stderr]  --> src/tests.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use super::Trailing;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/tests.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_bound` is never read
[INFO] [stderr]    --> src/lib.rs:648:13
[INFO] [stderr]     |
[INFO] [stderr] 648 |     let mut end_bound = false;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:164:16
[INFO] [stderr]     |
[INFO] [stderr] 164 |         panic!(display_error(source, message, from, to)),
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 164 |         panic!("{}", display_error(source, message, from, to)),
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 164 |         std::panic::panic_any(display_error(source, message, from, to)),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:173:16
[INFO] [stderr]     |
[INFO] [stderr] 173 |         panic!(format!("{:#?}", output)),
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 173 |         panic!("{:#?}", output),
[INFO] [stderr]     |               --             --
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_bound` is never read
[INFO] [stderr]    --> src/lib.rs:648:13
[INFO] [stderr]     |
[INFO] [stderr] 648 |     let mut end_bound = false;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:164:16
[INFO] [stderr]     |
[INFO] [stderr] 164 |         panic!(display_error(source, message, from, to)),
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 164 |         panic!("{}", display_error(source, message, from, to)),
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 164 |         std::panic::panic_any(display_error(source, message, from, to)),
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:173:16
[INFO] [stderr]     |
[INFO] [stderr] 173 |         panic!(format!("{:#?}", output)),
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 173 |         panic!("{:#?}", output),
[INFO] [stderr]     |               --             --
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lip-f68f3eaf561c2bff)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::test_end ... ok
[INFO] [stdout] test tests::test_update ... ok
[INFO] [stdout] test tests::test_variable ... ok
[INFO] [stdout] test tests::test_token ... ok
[INFO] [stdout] test tests::test_wrap ... ok
[INFO] [stdout] test tests::test_sequence ... ok
[INFO] [stdout] test tests::test_float ... ok
[INFO] [stdout] test tests::test_one_of ... ok
[INFO] [stdout] test tests::test_newline_with_comment ... ok
[INFO] [stdout] test tests::test_int ... ok
[INFO] [stdout] test tests::test_keep ... ok
[INFO] [stdout] test tests::test_one_or_more ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lip
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - take_chomped (line 815) ... ok
[INFO] [stdout] test src/lib.rs - Parser::end (line 315) ... ok
[INFO] [stdout] test src/lib.rs - ParseResult (line 59) ... ok
[INFO] [stdout] test src/lib.rs - chomp_while0 (line 776) ... ok
[INFO] [stdout] test src/lib.rs - chomp_while1 (line 793) ... ok
[INFO] [stdout] test src/lib.rs - variable (line 1217) ... ok
[INFO] [stdout] test src/lib.rs - variable (line 1226) ... ok
[INFO] [stdout] test src/lib.rs - Parser::run (line 190) ... ok
[INFO] [stdout] test src/lib.rs - Parser::keep (line 339) ... ok
[INFO] [stdout] test src/lib.rs - Parser::skip (line 364) ... ok
[INFO] [stdout] test src/lib.rs - sequence (line 1299) ... ok
[INFO] [stdout] test src/lib.rs - sequence (line 1315) ... ok
[INFO] [stdout] test src/lib.rs - variable (line 1208) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c90c616d016e7362affdca267c3c1a7c9ef2ab59003e82bbef0c2205e737b598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90c616d016e7362affdca267c3c1a7c9ef2ab59003e82bbef0c2205e737b598", kill_on_drop: false }`
[INFO] [stdout] c90c616d016e7362affdca267c3c1a7c9ef2ab59003e82bbef0c2205e737b598
