[INFO] fetching crate rash-shell 0.2.0...
[INFO] fixing rash-shell-0.2.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate rash-shell 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rash-shell 0.2.0
[INFO] finished tweaking crates.io crate rash-shell 0.2.0
[INFO] tweaked toml for crates.io crate rash-shell 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rash-shell 0.2.0 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rash-shell 0.2.0 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e8c09c528e32fb3f3e18a6ea5c722b99b5539a6f4e365f5b66a079f70d777de4
[INFO] running `Command { std: "docker" "start" "e8c09c528e32fb3f3e18a6ea5c722b99b5539a6f4e365f5b66a079f70d777de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8c09c528e32fb3f3e18a6ea5c722b99b5539a6f4e365f5b66a079f70d777de4" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8c09c528e32fb3f3e18a6ea5c722b99b5539a6f4e365f5b66a079f70d777de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8c09c528e32fb3f3e18a6ea5c722b99b5539a6f4e365f5b66a079f70d777de4" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   lalrpop-util v0.19.5 removed features: lexer, regex
[INFO] [stderr]   libc v0.2.93 (as host dependency) removed features: extra_traits
[INFO] [stderr]   log v0.4.14 (as host dependency) removed features: std
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling pico-args v0.4.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking lalrpop-util v0.19.5
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling lalrpop v0.19.5
[INFO] [stderr]     Checking rustyline v8.0.0
[INFO] [stderr]    Compiling rash-shell v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.91s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] [stderr] crater-edition-check: rash-shell v0.2.0 (/opt/rustwide/workdir) updating edition from 2018 to 2021
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lalrpop-util v0.19.5
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling lalrpop v0.19.5
[INFO] [stderr]    Compiling rash-shell v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/rash-shell-1f246f5d11e82d14/out/grammar.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use self::__lalrpop_util::lexer::Token;
[INFO] [stdout]    |                               ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lalrpop-util-0.19.5/src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "lexer")]
[INFO] [stdout]    |       ----------------- the item is gated behind the `lexer` feature
[INFO] [stdout] 11 | pub mod lexer;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rash-shell-1f246f5d11e82d14/out/grammar.rs:1805:38
[INFO] [stdout]      |
[INFO] [stdout] 1805 | pub(crate) use self::__lalrpop_util::lexer::Token;
[INFO] [stdout]      |                                      ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]      |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lalrpop-util-0.19.5/src/lib.rs:11:9
[INFO] [stdout]      |
[INFO] [stdout]   10 | #[cfg(feature = "lexer")]
[INFO] [stdout]      |       ----------------- the item is gated behind the `lexer` feature
[INFO] [stdout]   11 | pub mod lexer;
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/rash-shell-1f246f5d11e82d14/out/grammar.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use self::__lalrpop_util::lexer::Token;
[INFO] [stdout]    |                               ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lalrpop-util-0.19.5/src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "lexer")]
[INFO] [stdout]    |       ----------------- the item is gated behind the `lexer` feature
[INFO] [stdout] 11 | pub mod lexer;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rash-shell-1f246f5d11e82d14/out/grammar.rs:1805:38
[INFO] [stdout]      |
[INFO] [stdout] 1805 | pub(crate) use self::__lalrpop_util::lexer::Token;
[INFO] [stdout]      |                                      ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]      |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lalrpop-util-0.19.5/src/lib.rs:11:9
[INFO] [stdout]      |
[INFO] [stdout]   10 | #[cfg(feature = "lexer")]
[INFO] [stdout]      |       ----------------- the item is gated behind the `lexer` feature
[INFO] [stdout]   11 | pub mod lexer;
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `lexer` in `__lalrpop_util`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/rash-shell-1f246f5d11e82d14/out/grammar.rs:524:34
[INFO] [stdout]     |
[INFO] [stdout] 524 |         builder: __lalrpop_util::lexer::MatcherBuilder,
[INFO] [stdout]     |                                  ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lalrpop-util-0.19.5/src/lib.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout]  10 | #[cfg(feature = "lexer")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `lexer` feature
[INFO] [stdout]  11 | pub mod lexer;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `lexer` in `__lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rash-shell-1f246f5d11e82d14/out/grammar.rs:1763:45
[INFO] [stdout]      |
[INFO] [stdout] 1763 |     pub fn new_builder() -> __lalrpop_util::lexer::MatcherBuilder {
[INFO] [stdout]      |                                             ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]      |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lalrpop-util-0.19.5/src/lib.rs:11:9
[INFO] [stdout]      |
[INFO] [stdout]   10 | #[cfg(feature = "lexer")]
[INFO] [stdout]      |       ----------------- the item is gated behind the `lexer` feature
[INFO] [stdout]   11 | pub mod lexer;
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `lexer` in `__lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rash-shell-1f246f5d11e82d14/out/grammar.rs:1802:25
[INFO] [stdout]      |
[INFO] [stdout] 1802 |         __lalrpop_util::lexer::MatcherBuilder::new(__strs.iter().copied()).unwrap()
[INFO] [stdout]      |                         ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]      |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lalrpop-util-0.19.5/src/lib.rs:11:9
[INFO] [stdout]      |
[INFO] [stdout]   10 | #[cfg(feature = "lexer")]
[INFO] [stdout]      |       ----------------- the item is gated behind the `lexer` feature
[INFO] [stdout]   11 | pub mod lexer;
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `lexer` in `__lalrpop_util`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/rash-shell-1f246f5d11e82d14/out/grammar.rs:524:34
[INFO] [stdout]     |
[INFO] [stdout] 524 |         builder: __lalrpop_util::lexer::MatcherBuilder,
[INFO] [stdout]     |                                  ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lalrpop-util-0.19.5/src/lib.rs:11:9
[INFO] [stdout]     |
[INFO] [stdout]  10 | #[cfg(feature = "lexer")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `lexer` feature
[INFO] [stdout]  11 | pub mod lexer;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `lexer` in `__lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rash-shell-1f246f5d11e82d14/out/grammar.rs:1763:45
[INFO] [stdout]      |
[INFO] [stdout] 1763 |     pub fn new_builder() -> __lalrpop_util::lexer::MatcherBuilder {
[INFO] [stdout]      |                                             ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]      |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lalrpop-util-0.19.5/src/lib.rs:11:9
[INFO] [stdout]      |
[INFO] [stdout]   10 | #[cfg(feature = "lexer")]
[INFO] [stdout]      |       ----------------- the item is gated behind the `lexer` feature
[INFO] [stdout]   11 | pub mod lexer;
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `lexer` in `__lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/rash-shell-1f246f5d11e82d14/out/grammar.rs:1802:25
[INFO] [stdout]      |
[INFO] [stdout] 1802 |         __lalrpop_util::lexer::MatcherBuilder::new(__strs.iter().copied()).unwrap()
[INFO] [stdout]      |                         ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]      |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/lalrpop-util-0.19.5/src/lib.rs:11:9
[INFO] [stdout]      |
[INFO] [stdout]   10 | #[cfg(feature = "lexer")]
[INFO] [stdout]      |       ----------------- the item is gated behind the `lexer` feature
[INFO] [stdout]   11 | pub mod lexer;
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/exec.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |             if let Err(e) = exec(context, cmd, args, env) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/exec.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 if let Err(e) = try_exec(&filepath(path, filename), args, &exported) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/exec.rs:103:20
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 if let Err(e) = try_exec(&filepath(path_buf, filename), args, &exported) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/exec.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |             if let Err(e) = exec(context, cmd, args, env) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/exec.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 if let Err(e) = try_exec(&filepath(path, filename), args, &exported) {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/exec.rs:103:20
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 if let Err(e) = try_exec(&filepath(path_buf, filename), args, &exported) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rash-shell` (bin "rash") due to 5 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rash-shell` (bin "rash" test) due to 5 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e8c09c528e32fb3f3e18a6ea5c722b99b5539a6f4e365f5b66a079f70d777de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8c09c528e32fb3f3e18a6ea5c722b99b5539a6f4e365f5b66a079f70d777de4", kill_on_drop: false }`
[INFO] [stdout] e8c09c528e32fb3f3e18a6ea5c722b99b5539a6f4e365f5b66a079f70d777de4
