[INFO] fetching crate progression 0.1.15...
[INFO] checking progression-0.1.15 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate progression 0.1.15 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate progression 0.1.15
[INFO] finished tweaking crates.io crate progression 0.1.15
[INFO] tweaked toml for crates.io crate progression 0.1.15 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate progression 0.1.15 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] crate crates.io crate progression 0.1.15 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded terminal_size v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2e5c2369b77d5bdc835015a2f100ef4a2048b6661fd3dfbb59a83edc7bf6d972
[INFO] running `Command { std: "docker" "start" "-a" "2e5c2369b77d5bdc835015a2f100ef4a2048b6661fd3dfbb59a83edc7bf6d972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e5c2369b77d5bdc835015a2f100ef4a2048b6661fd3dfbb59a83edc7bf6d972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e5c2369b77d5bdc835015a2f100ef4a2048b6661fd3dfbb59a83edc7bf6d972", kill_on_drop: false }`
[INFO] [stdout] 2e5c2369b77d5bdc835015a2f100ef4a2048b6661fd3dfbb59a83edc7bf6d972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 318ce55c4009200cb8ece020d147b6c6c43bea4d667a8bb5825a4ad6866e2834
[INFO] running `Command { std: "docker" "start" "-a" "318ce55c4009200cb8ece020d147b6c6c43bea4d667a8bb5825a4ad6866e2834", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling io-lifetimes v1.0.4
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking terminal_size v0.2.3
[INFO] [stderr]     Checking progression v0.1.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:74:63
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn bar_with_config<I: ExactSizeIterator>(iter: I, config: Config) -> std::iter::Inspect<I, impl FnMut(&I::Item) + '_> {
[INFO] [stdout]    |                                                               ^^^^^^ this lifetime flows to the output                -- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'_`
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn bar_with_config<I: ExactSizeIterator>(iter: I, config: Config<'_>) -> std::iter::Inspect<I, impl FnMut(&I::Item) + '_> {
[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:74:63
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn bar_with_config<I: ExactSizeIterator>(iter: I, config: Config) -> std::iter::Inspect<I, impl FnMut(&I::Item) + '_> {
[INFO] [stdout]    |                                                               ^^^^^^ this lifetime flows to the output                -- the lifetime gets resolved as `'_`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'_`
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub fn bar_with_config<I: ExactSizeIterator>(iter: I, config: Config<'_>) -> std::iter::Inspect<I, impl FnMut(&I::Item) + '_> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "318ce55c4009200cb8ece020d147b6c6c43bea4d667a8bb5825a4ad6866e2834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "318ce55c4009200cb8ece020d147b6c6c43bea4d667a8bb5825a4ad6866e2834", kill_on_drop: false }`
[INFO] [stdout] 318ce55c4009200cb8ece020d147b6c6c43bea4d667a8bb5825a4ad6866e2834