[INFO] fetching crate hamst 0.1.0... [INFO] testing hamst-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate hamst 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate hamst 0.1.0 [INFO] finished tweaking crates.io crate hamst 0.1.0 [INFO] tweaked toml for crates.io crate hamst 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate hamst 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 25 packages to latest compatible versions [INFO] [stderr] Adding quickcheck v0.9.2 (available: v1.1.0) [INFO] [stderr] Adding quickcheck_macros v0.9.1 (available: v1.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded getrandom v0.1.16 [INFO] [stderr] Downloaded rand_chacha v0.2.2 [INFO] [stderr] Downloaded rand_hc v0.2.0 [INFO] [stderr] Downloaded quickcheck_macros v0.9.1 [INFO] [stderr] Downloaded env_logger v0.7.1 [INFO] [stderr] Downloaded rand_core v0.5.1 [INFO] [stderr] Downloaded quickcheck v0.9.2 [INFO] [stderr] Downloaded zerocopy-derive v0.8.48 [INFO] [stderr] Downloaded rand v0.7.3 [INFO] [stderr] Downloaded aho-corasick v1.1.4 [INFO] [stderr] Downloaded regex v1.12.3 [INFO] [stderr] Downloaded regex-syntax v0.8.10 [INFO] [stderr] Downloaded regex-automata v0.4.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c9f756f4ecf8a286080722d8a3214d403504d94906d254403872efd55b0cc4b9 [INFO] running `Command { std: "docker" "start" "-a" "c9f756f4ecf8a286080722d8a3214d403504d94906d254403872efd55b0cc4b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9f756f4ecf8a286080722d8a3214d403504d94906d254403872efd55b0cc4b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9f756f4ecf8a286080722d8a3214d403504d94906d254403872efd55b0cc4b9", kill_on_drop: false }` [INFO] [stdout] c9f756f4ecf8a286080722d8a3214d403504d94906d254403872efd55b0cc4b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d68beb743f277270433e9662eaabd051bfb2b1b9fb63313208fabc695c640e8 [INFO] running `Command { std: "docker" "start" "-a" "7d68beb743f277270433e9662eaabd051bfb2b1b9fb63313208fabc695c640e8", kill_on_drop: false }` [INFO] [stderr] Compiling hamst v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `InsertError`, `RemoveError`, `ReplaceError`, and `UpdateError` [INFO] [stdout] --> src/immutable.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | pub use super::mutable::{InsertError, RemoveError, ReplaceError, UpdateError}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/immutable.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn iter(&self) -> HamtIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 122 | pub fn iter(&self) -> HamtIter<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node.rs:140:17 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn iter(&self) -> NodeIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 140 | pub fn iter(&self) -> NodeIter<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "7d68beb743f277270433e9662eaabd051bfb2b1b9fb63313208fabc695c640e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d68beb743f277270433e9662eaabd051bfb2b1b9fb63313208fabc695c640e8", kill_on_drop: false }` [INFO] [stdout] 7d68beb743f277270433e9662eaabd051bfb2b1b9fb63313208fabc695c640e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9dbe6c78a4448771c8eacccb2219b5319108114d415a797a6f871f3a917cd14c [INFO] running `Command { std: "docker" "start" "-a" "9dbe6c78a4448771c8eacccb2219b5319108114d415a797a6f871f3a917cd14c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.184 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling zerocopy v0.8.48 [INFO] [stderr] Compiling memchr v2.8.0 [INFO] [stderr] Compiling cfg-if v1.0.4 [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Compiling regex-syntax v0.8.10 [INFO] [stdout] warning: unused imports: `InsertError`, `RemoveError`, `ReplaceError`, and `UpdateError` [INFO] [stdout] --> src/immutable.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | pub use super::mutable::{InsertError, RemoveError, ReplaceError, UpdateError}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling unicode-ident v1.0.24 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/immutable.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn iter(&self) -> HamtIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 122 | pub fn iter(&self) -> HamtIter<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling log v0.4.29 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node.rs:140:17 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn iter(&self) -> NodeIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 140 | pub fn iter(&self) -> NodeIter<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling regex-automata v0.4.14 [INFO] [stderr] Compiling regex v1.12.3 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling quickcheck_macros v0.9.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling quickcheck v0.9.2 [INFO] [stderr] Compiling hamst v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `InsertError`, `RemoveError`, `ReplaceError`, and `UpdateError` [INFO] [stdout] --> src/immutable.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | pub use super::mutable::{InsertError, RemoveError, ReplaceError, UpdateError}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/immutable.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn iter(&self) -> HamtIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 122 | pub fn iter(&self) -> HamtIter<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/node.rs:140:17 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn iter(&self) -> NodeIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 140 | pub fn iter(&self) -> NodeIter<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 11.41s [INFO] running `Command { std: "docker" "inspect" "9dbe6c78a4448771c8eacccb2219b5319108114d415a797a6f871f3a917cd14c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9dbe6c78a4448771c8eacccb2219b5319108114d415a797a6f871f3a917cd14c", kill_on_drop: false }` [INFO] [stdout] 9dbe6c78a4448771c8eacccb2219b5319108114d415a797a6f871f3a917cd14c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e032750d1eb9001eed508d1697c8446c079dd9ba4b1ecc4a2ed6b70e55384d7f [INFO] running `Command { std: "docker" "start" "-a" "e032750d1eb9001eed508d1697c8446c079dd9ba4b1ecc4a2ed6b70e55384d7f", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `InsertError`, `RemoveError`, `ReplaceError`, and `UpdateError` [INFO] [stderr] --> src/immutable.rs:3:26 [INFO] [stderr] | [INFO] [stderr] 3 | pub use super::mutable::{InsertError, RemoveError, ReplaceError, UpdateError}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/immutable.rs:122:17 [INFO] [stderr] | [INFO] [stderr] 122 | pub fn iter(&self) -> HamtIter { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 122 | pub fn iter(&self) -> HamtIter<'_, K, V> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/node.rs:140:17 [INFO] [stderr] | [INFO] [stderr] 140 | pub fn iter(&self) -> NodeIter { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 140 | pub fn iter(&self) -> NodeIter<'_, K, V> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `hamst` (lib) generated 3 warnings (run `cargo fix --lib -p hamst` to apply 3 suggestions) [INFO] [stderr] warning: `hamst` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hamst-8913306aecedfdec) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test hash::tests::hash_is_deterministic ... ok [INFO] [stdout] test tests::delete ... ok [INFO] [stdout] test tests::delete_key_not_exist ... ok [INFO] [stdout] test tests::delete_value_not_match ... ok [INFO] [stdout] test tests::dup_insert ... ok [INFO] [stdout] test tests::empty_size ... ok [INFO] [stdout] test tests::insert_lookup ... ok [INFO] [stdout] test tests::insert_equivalent ... ok [INFO] [stdout] test tests::iter_equivalent ... ok [INFO] [stdout] test tests::plan_equivalent ... ok [INFO] [stdout] test tests::large_insert_equivalent ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.88s [INFO] [stdout] [INFO] [stderr] Doc-tests hamst [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/hamt.rs - hamt::hamt (line 8) ... ignored [INFO] [stdout] test src/immutable.rs - immutable::Hamt::mutate_freeze (line 68) ... FAILED [INFO] [stdout] test src/hamt.rs - hamt::hamt (line 14) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/immutable.rs - immutable::Hamt::mutate_freeze (line 68) stdout ---- [INFO] [stdout] error[E0425]: cannot find value `reference` in this scope [INFO] [stdout] --> src/immutable.rs:74:14 [INFO] [stdout] | [INFO] [stdout] 74 | let result = reference.freeze(|x| { [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/immutable.rs - immutable::Hamt::mutate_freeze (line 68) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.58s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "e032750d1eb9001eed508d1697c8446c079dd9ba4b1ecc4a2ed6b70e55384d7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e032750d1eb9001eed508d1697c8446c079dd9ba4b1ecc4a2ed6b70e55384d7f", kill_on_drop: false }` [INFO] [stdout] e032750d1eb9001eed508d1697c8446c079dd9ba4b1ecc4a2ed6b70e55384d7f