[INFO] fetching crate plain-map 2.0.0... [INFO] checking plain-map-2.0.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate plain-map 2.0.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate plain-map 2.0.0 [INFO] finished tweaking crates.io crate plain-map 2.0.0 [INFO] tweaked toml for crates.io crate plain-map 2.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate plain-map 2.0.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smallvec-stableunion v0.6.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 25bae16c5e8358a314b1851921a3fd808e896d6f15956bf5e8a3012dca2f4b8b [INFO] running `Command { std: "docker" "start" "-a" "25bae16c5e8358a314b1851921a3fd808e896d6f15956bf5e8a3012dca2f4b8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25bae16c5e8358a314b1851921a3fd808e896d6f15956bf5e8a3012dca2f4b8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25bae16c5e8358a314b1851921a3fd808e896d6f15956bf5e8a3012dca2f4b8b", kill_on_drop: false }` [INFO] [stdout] 25bae16c5e8358a314b1851921a3fd808e896d6f15956bf5e8a3012dca2f4b8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb1ca67f9bdb1e81bd88735b8da6f40f1c58d7e5162e1252fa34e913e785941f [INFO] running `Command { std: "docker" "start" "-a" "fb1ca67f9bdb1e81bd88735b8da6f40f1c58d7e5162e1252fa34e913e785941f", kill_on_drop: false }` [INFO] [stderr] Checking smallvec-stableunion v0.6.10 [INFO] [stderr] Checking plain-map v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:98:18 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn entry(&mut self, k: Key) -> PlainMapEntry { [INFO] [stdout] | ^^^^^^^^^ ------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 98 | pub fn entry(&mut self, k: Key) -> PlainMapEntry<'_, Key, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | pub fn iter(&self) -> std::slice::Iter<(Key, Value)> { [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 119 | pub fn iter(&self) -> std::slice::Iter<'_, (Key, Value)> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:98:18 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn entry(&mut self, k: Key) -> PlainMapEntry { [INFO] [stdout] | ^^^^^^^^^ ------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 98 | pub fn entry(&mut self, k: Key) -> PlainMapEntry<'_, Key, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:119:17 [INFO] [stdout] | [INFO] [stdout] 119 | pub fn iter(&self) -> std::slice::Iter<(Key, Value)> { [INFO] [stdout] | ^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 119 | pub fn iter(&self) -> std::slice::Iter<'_, (Key, Value)> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "fb1ca67f9bdb1e81bd88735b8da6f40f1c58d7e5162e1252fa34e913e785941f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb1ca67f9bdb1e81bd88735b8da6f40f1c58d7e5162e1252fa34e913e785941f", kill_on_drop: false }` [INFO] [stdout] fb1ca67f9bdb1e81bd88735b8da6f40f1c58d7e5162e1252fa34e913e785941f