[INFO] fetching crate packed_flags 0.9.0...
[INFO] checking packed_flags-0.9.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate packed_flags 0.9.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate packed_flags 0.9.0
[INFO] finished tweaking crates.io crate packed_flags 0.9.0
[INFO] tweaked toml for crates.io crate packed_flags 0.9.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate packed_flags 0.9.0 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 6 packages to latest compatible versions
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c5e70223bbbf68f6c48f7af4de9ad3da2735106ac1fbf57b949ae0e3ae1a0d6b
[INFO] running `Command { std: "docker" "start" "-a" "c5e70223bbbf68f6c48f7af4de9ad3da2735106ac1fbf57b949ae0e3ae1a0d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5e70223bbbf68f6c48f7af4de9ad3da2735106ac1fbf57b949ae0e3ae1a0d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e70223bbbf68f6c48f7af4de9ad3da2735106ac1fbf57b949ae0e3ae1a0d6b", kill_on_drop: false }`
[INFO] [stdout] c5e70223bbbf68f6c48f7af4de9ad3da2735106ac1fbf57b949ae0e3ae1a0d6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] dedc7a40eb5051a30bd0bcadd00929aa43cab512abef2cbd85b3ce10c5656674
[INFO] running `Command { std: "docker" "start" "-a" "dedc7a40eb5051a30bd0bcadd00929aa43cab512abef2cbd85b3ce10c5656674", kill_on_drop: false }`
[INFO] [stderr]     Checking packed_flags v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bit128.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn iter(&self) -> flag_iter::Iter<Self> {
[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] 142 |     fn iter(&self) -> flag_iter::Iter<'_, Self> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bit32.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn iter(&self) -> flag_iter::Iter<Self> {
[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] 142 |     fn iter(&self) -> flag_iter::Iter<'_, Self> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bit64.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn iter(&self) -> flag_iter::Iter<Self> {
[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] 142 |     fn iter(&self) -> flag_iter::Iter<'_, Self> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bitlong.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |     fn iter(&self) -> flag_iter::Iter<Self> {
[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] 194 |     fn iter(&self) -> flag_iter::Iter<'_, Self> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bitsize.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn iter(&self) -> flag_iter::Iter<Self> {
[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] 147 |     fn iter(&self) -> flag_iter::Iter<'_, Self> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/flagls.rs:268:13
[INFO] [stdout]     |
[INFO] [stdout] 268 |     fn iter(&self) -> flag_iter::Iter<Self>;
[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] 268 |     fn iter(&self) -> flag_iter::Iter<'_, Self>;
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/flag_iter.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(ls: &T) -> Iter<T> {
[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] 13 |     pub fn new(ls: &T) -> Iter<'_, T> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bit128.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn iter(&self) -> flag_iter::Iter<Self> {
[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] 142 |     fn iter(&self) -> flag_iter::Iter<'_, Self> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bit32.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn iter(&self) -> flag_iter::Iter<Self> {
[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] 142 |     fn iter(&self) -> flag_iter::Iter<'_, Self> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bit64.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn iter(&self) -> flag_iter::Iter<Self> {
[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] 142 |     fn iter(&self) -> flag_iter::Iter<'_, Self> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bitlong.rs:194:13
[INFO] [stdout]     |
[INFO] [stdout] 194 |     fn iter(&self) -> flag_iter::Iter<Self> {
[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] 194 |     fn iter(&self) -> flag_iter::Iter<'_, Self> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/bitsize.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn iter(&self) -> flag_iter::Iter<Self> {
[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] 147 |     fn iter(&self) -> flag_iter::Iter<'_, Self> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/flagls.rs:268:13
[INFO] [stdout]     |
[INFO] [stdout] 268 |     fn iter(&self) -> flag_iter::Iter<Self>;
[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] 268 |     fn iter(&self) -> flag_iter::Iter<'_, Self>;
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/flag_iter.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(ls: &T) -> Iter<T> {
[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] 13 |     pub fn new(ls: &T) -> Iter<'_, T> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "dedc7a40eb5051a30bd0bcadd00929aa43cab512abef2cbd85b3ce10c5656674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dedc7a40eb5051a30bd0bcadd00929aa43cab512abef2cbd85b3ce10c5656674", kill_on_drop: false }`
[INFO] [stdout] dedc7a40eb5051a30bd0bcadd00929aa43cab512abef2cbd85b3ce10c5656674