[INFO] fetching crate macron-collections 0.1.3...
[INFO] testing macron-collections-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate macron-collections 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate macron-collections 0.1.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate macron-collections 0.1.3
[INFO] tweaked toml for crates.io crate macron-collections 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate macron-collections 0.1.3 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate macron-collections 0.1.3 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa2470d1e1fdd2d186310eff072071c2b3be4e3a1788f473a7126b82f936fb58
[INFO] running `Command { std: "docker" "start" "-a" "aa2470d1e1fdd2d186310eff072071c2b3be4e3a1788f473a7126b82f936fb58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa2470d1e1fdd2d186310eff072071c2b3be4e3a1788f473a7126b82f936fb58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2470d1e1fdd2d186310eff072071c2b3be4e3a1788f473a7126b82f936fb58", kill_on_drop: false }`
[INFO] [stdout] aa2470d1e1fdd2d186310eff072071c2b3be4e3a1788f473a7126b82f936fb58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f605b4049e7352322e8cb367619c9edb0d78a8d7b1405f73227b1c68617cca1
[INFO] running `Command { std: "docker" "start" "-a" "9f605b4049e7352322e8cb367619c9edb0d78a8d7b1405f73227b1c68617cca1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling macron-map v0.1.1
[INFO] [stderr]    Compiling macron-collections v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `macron_map::map`
[INFO] [stdout]  --> src/btree_map.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use macron_map::map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `Command { std: "docker" "inspect" "9f605b4049e7352322e8cb367619c9edb0d78a8d7b1405f73227b1c68617cca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f605b4049e7352322e8cb367619c9edb0d78a8d7b1405f73227b1c68617cca1", kill_on_drop: false }`
[INFO] [stdout] 9f605b4049e7352322e8cb367619c9edb0d78a8d7b1405f73227b1c68617cca1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 824f4f1050c717c939bfe22d1f85ec4e81a66b940d5c4e0d82a06021051d8037
[INFO] running `Command { std: "docker" "start" "-a" "824f4f1050c717c939bfe22d1f85ec4e81a66b940d5c4e0d82a06021051d8037", kill_on_drop: false }`
[INFO] [stderr]    Compiling macron-collections v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `macron_map::map`
[INFO] [stdout]  --> src/btree_map.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use macron_map::map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `macron_map::map`
[INFO] [stdout]  --> src/btree_map.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use macron_map::map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `hash_map` is ambiguous
[INFO] [stdout]   --> tests/test_collections.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let map: HashMap<_, _> = hash_map! {
[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: `hash_map` could refer to a macro from prelude
[INFO] [stdout] note: `hash_map` could also refer to the macro imported here
[INFO] [stdout]   --> tests/test_collections.rs:1:39
[INFO] [stdout]    |
[INFO] [stdout]  1 | extern crate macron_collections;  use macron_collections::*;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `hash_map` to disambiguate
[INFO] [stdout]    = help: or use `crate::hash_map` to refer to this macro unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `macron-collections` (test "test_collections") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "824f4f1050c717c939bfe22d1f85ec4e81a66b940d5c4e0d82a06021051d8037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824f4f1050c717c939bfe22d1f85ec4e81a66b940d5c4e0d82a06021051d8037", kill_on_drop: false }`
[INFO] [stdout] 824f4f1050c717c939bfe22d1f85ec4e81a66b940d5c4e0d82a06021051d8037