[INFO] fetching crate unicode-trie 0.0.1... [INFO] checking unicode-trie-0.0.1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate unicode-trie 0.0.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate unicode-trie 0.0.1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate unicode-trie 0.0.1 [INFO] finished tweaking crates.io crate unicode-trie 0.0.1 [INFO] tweaked toml for crates.io crate unicode-trie 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1459b4e0d451f49c2aaf569401d14b508c347f1717a01b8ab821b7aed3434196 [INFO] running `Command { std: "docker" "start" "-a" "1459b4e0d451f49c2aaf569401d14b508c347f1717a01b8ab821b7aed3434196", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1459b4e0d451f49c2aaf569401d14b508c347f1717a01b8ab821b7aed3434196", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1459b4e0d451f49c2aaf569401d14b508c347f1717a01b8ab821b7aed3434196", kill_on_drop: false }` [INFO] [stdout] 1459b4e0d451f49c2aaf569401d14b508c347f1717a01b8ab821b7aed3434196 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6f63422201265ac07c1fc57d3e8c460552033447fde855100bb65e5adfa4f9a [INFO] running `Command { std: "docker" "start" "-a" "d6f63422201265ac07c1fc57d3e8c460552033447fde855100bb65e5adfa4f9a", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking unicode-trie v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let mut key_parts = UnicodeSegmentation::graphemes(key, true); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let mut key_parts = UnicodeSegmentation::graphemes(key, true); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut key_parts = UnicodeSegmentation::graphemes(key, true); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut key_parts = UnicodeSegmentation::graphemes(key, true); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:74:21 [INFO] [stdout] | [INFO] [stdout] 74 | let mut child = self.get_child_or_new(char); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:74:21 [INFO] [stdout] | [INFO] [stdout] 74 | let mut child = self.get_child_or_new(char); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `trie` [INFO] [stdout] --> tests/all.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate trie; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/all.rs:9:45 [INFO] [stdout] | [INFO] [stdout] 9 | where T: FnOnce() -> Result<(), Box<::std::error::Error>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | / def_test! { test_insert_2, { [INFO] [stdout] 24 | | let mut tree = Trie::new(); [INFO] [stdout] 25 | | [INFO] [stdout] 26 | | tree.add("apple", 1); [INFO] [stdout] ... | [INFO] [stdout] 37 | | assert_eq!(tree.get("apple"), Some(&4)); [INFO] [stdout] 38 | | }} [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = note: this warning originates in the macro `def_test` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `unicode-trie` (test "all") due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "d6f63422201265ac07c1fc57d3e8c460552033447fde855100bb65e5adfa4f9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6f63422201265ac07c1fc57d3e8c460552033447fde855100bb65e5adfa4f9a", kill_on_drop: false }` [INFO] [stdout] d6f63422201265ac07c1fc57d3e8c460552033447fde855100bb65e5adfa4f9a