[INFO] cloning repository https://github.com/statianzo/imposters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/statianzo/imposters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstatianzo%2Fimposters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstatianzo%2Fimposters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 344a5027ba57464a424c1906376445b6e208cb57
[INFO] fixing statianzo/imposters against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstatianzo%2Fimposters" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/statianzo/imposters
[INFO] finished tweaking git repo https://github.com/statianzo/imposters
[INFO] tweaked toml for git repo https://github.com/statianzo/imposters written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/statianzo/imposters 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 git repo https://github.com/statianzo/imposters 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] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `imposters` (manifest) generated 1 warning
[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] 17734c830bc83becb59dce0bbdb09bf94cc3b621b2ce4b77e8ec7f9aaa15dd8b
[INFO] running `Command { std: "docker" "start" "17734c830bc83becb59dce0bbdb09bf94cc3b621b2ce4b77e8ec7f9aaa15dd8b", 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" "17734c830bc83becb59dce0bbdb09bf94cc3b621b2ce4b77e8ec7f9aaa15dd8b" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17734c830bc83becb59dce0bbdb09bf94cc3b621b2ce4b77e8ec7f9aaa15dd8b", 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" "17734c830bc83becb59dce0bbdb09bf94cc3b621b2ce4b77e8ec7f9aaa15dd8b" "/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 2015 edition to 2018
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `imposters` (manifest) generated 1 warning
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking imposters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2015 edition to 2018
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rand v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.6.5
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking quickcheck v0.6.2
[INFO] [stderr]        Fixed src/ch07_algorithms/bench.rs (1 fix)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.87s
[INFO] [stderr] crater-edition-check: imposters v0.1.0 (/opt/rustwide/workdir) updating edition from 2015 to 2018
[INFO] [stderr]     Checking imposters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0659]: `test` is ambiguous
[INFO] [stdout]   --> src/ch05_bigo/search.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     use test::{black_box, Bencher};
[INFO] [stdout]    |         ^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `test` could refer to the module imported here
[INFO] [stdout]   --> src/ch05_bigo/search.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `test` to disambiguate
[INFO] [stdout]    = help: or use `self::test` to refer to this module unambiguously
[INFO] [stdout] note: `test` could also refer to the crate imported here
[INFO] [stdout]   --> src/lib.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | extern crate test;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: use `::test` to refer to this crate unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mp4File` is never constructed
[INFO] [stdout]  --> src/ch10_patterns/adapter.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Mp4File {}
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `track_words` is never used
[INFO] [stdout]  --> src/ch10_patterns/adapter.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl Mp4File {
[INFO] [stdout]   | ------------ method in this implementation
[INFO] [stdout] 8 |     fn track_words(&self) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OggFile` is never constructed
[INFO] [stdout]   --> src/ch10_patterns/adapter.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct OggFile {}
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `retrieve_lyrics` is never used
[INFO] [stdout]   --> src/ch10_patterns/adapter.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl OggFile {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 15 |     fn retrieve_lyrics(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CaptionedAudio` is never used
[INFO] [stdout]   --> src/ch10_patterns/adapter.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | trait CaptionedAudio {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/ch06_datastructures/heap.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn iter(&self) -> Iter<T> {
[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] 61 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `imposters` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "17734c830bc83becb59dce0bbdb09bf94cc3b621b2ce4b77e8ec7f9aaa15dd8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17734c830bc83becb59dce0bbdb09bf94cc3b621b2ce4b77e8ec7f9aaa15dd8b", kill_on_drop: false }`
[INFO] [stdout] 17734c830bc83becb59dce0bbdb09bf94cc3b621b2ce4b77e8ec7f9aaa15dd8b
