[INFO] fetching crate rtrie 0.1.1... [INFO] checking rtrie-0.1.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate rtrie 0.1.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate rtrie 0.1.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rtrie 0.1.1 [INFO] finished tweaking crates.io crate rtrie 0.1.1 [INFO] tweaked toml for crates.io crate rtrie 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 28 packages to latest compatible versions [INFO] [stderr] Adding aho-corasick v0.5.3 (latest: v1.1.3) [INFO] [stderr] Adding env_logger v0.3.5 (latest: v0.11.5) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.22) [INFO] [stderr] Adding memchr v0.1.11 (latest: v2.7.4) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.19) [INFO] [stderr] Adding quickcheck v0.4.1 (latest: v1.0.3) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding regex v0.1.80 (latest: v1.10.6) [INFO] [stderr] Adding regex-syntax v0.3.9 (latest: v0.8.4) [INFO] [stderr] Adding thread-id v2.0.0 (latest: v4.2.2) [INFO] [stderr] Adding thread_local v0.2.7 (latest: v1.1.8) [INFO] [stderr] Adding utf8-ranges v0.1.3 (latest: v1.0.5) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 622962ba0fe81e92c41579c03941c38fe298a4f3e49f6f5a79d8d130c61e8646 [INFO] running `Command { std: "docker" "start" "-a" "622962ba0fe81e92c41579c03941c38fe298a4f3e49f6f5a79d8d130c61e8646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "622962ba0fe81e92c41579c03941c38fe298a4f3e49f6f5a79d8d130c61e8646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "622962ba0fe81e92c41579c03941c38fe298a4f3e49f6f5a79d8d130c61e8646", kill_on_drop: false }` [INFO] [stdout] 622962ba0fe81e92c41579c03941c38fe298a4f3e49f6f5a79d8d130c61e8646 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 99fe8ea65228c23352c0ae174cb1aab212f41f93954834bf075de9e948e0761f [INFO] running `Command { std: "docker" "start" "-a" "99fe8ea65228c23352c0ae174cb1aab212f41f93954834bf075de9e948e0761f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking rtrie v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ternary.rs:209:9 [INFO] [stdout] | [INFO] [stdout] 209 | /// Unwrap the treenode, creating a new node if it was an empty node. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 210 | / let mut node = match self.0 { [INFO] [stdout] 211 | | Some(node) => *node, [INFO] [stdout] 212 | | None => TreeNode::new(ch), [INFO] [stdout] 213 | | }; [INFO] [stdout] | |__________- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ternary.rs:294:9 [INFO] [stdout] | [INFO] [stdout] 294 | /// Unwrap the treenode, If the node is None, there is nothing to delete [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 295 | / let mut node = match self.0 { [INFO] [stdout] 296 | | Some(node) => *node, [INFO] [stdout] 297 | | None => return self, [INFO] [stdout] 298 | | }; [INFO] [stdout] | |__________- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ternary.rs:25:14 [INFO] [stdout] | [INFO] [stdout] 25 | rng: Box, [INFO] [stdout] | ^^^ [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] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 | rng: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking quickcheck v0.4.1 [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ternary.rs:209:9 [INFO] [stdout] | [INFO] [stdout] 209 | /// Unwrap the treenode, creating a new node if it was an empty node. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 210 | / let mut node = match self.0 { [INFO] [stdout] 211 | | Some(node) => *node, [INFO] [stdout] 212 | | None => TreeNode::new(ch), [INFO] [stdout] 213 | | }; [INFO] [stdout] | |__________- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ternary.rs:294:9 [INFO] [stdout] | [INFO] [stdout] 294 | /// Unwrap the treenode, If the node is None, there is nothing to delete [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 295 | / let mut node = match self.0 { [INFO] [stdout] 296 | | Some(node) => *node, [INFO] [stdout] 297 | | None => return self, [INFO] [stdout] 298 | | }; [INFO] [stdout] | |__________- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ternary.rs:25:14 [INFO] [stdout] | [INFO] [stdout] 25 | rng: Box, [INFO] [stdout] | ^^^ [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] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 | rng: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter [INFO] [stdout] --> benches/ternary.rs:25:24 [INFO] [stdout] | [INFO] [stdout] 25 | let sample = rand::sample(rng, r.lines().map(Result::unwrap), sample_size); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `rand::sample`: renamed to seq::sample_iter [INFO] [stdout] --> benches/ternary.rs:39:31 [INFO] [stdout] | [INFO] [stdout] 39 | let lookup_sample = rand::sample(&mut rng, sample, lookup_len); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s [INFO] running `Command { std: "docker" "inspect" "99fe8ea65228c23352c0ae174cb1aab212f41f93954834bf075de9e948e0761f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99fe8ea65228c23352c0ae174cb1aab212f41f93954834bf075de9e948e0761f", kill_on_drop: false }` [INFO] [stdout] 99fe8ea65228c23352c0ae174cb1aab212f41f93954834bf075de9e948e0761f