[INFO] fetching crate sn 0.1.2...
[INFO] checking sn-0.1.2 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate sn 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate sn 0.1.2
[INFO] finished tweaking crates.io crate sn 0.1.2
[INFO] tweaked toml for crates.io crate sn 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sn 0.1.2 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] 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-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] b27c10e2cb6756bbb26ab1564e2f41ff51314d6256bf7ebd90d183e0fb11334b
[INFO] running `Command { std: "docker" "start" "-a" "b27c10e2cb6756bbb26ab1564e2f41ff51314d6256bf7ebd90d183e0fb11334b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b27c10e2cb6756bbb26ab1564e2f41ff51314d6256bf7ebd90d183e0fb11334b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27c10e2cb6756bbb26ab1564e2f41ff51314d6256bf7ebd90d183e0fb11334b", kill_on_drop: false }`
[INFO] [stdout] b27c10e2cb6756bbb26ab1564e2f41ff51314d6256bf7ebd90d183e0fb11334b
[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] 4a742a42b1d5f802fbcf80d478992f2462f1957d15d72bc89041801bc72c6de8
[INFO] running `Command { std: "docker" "start" "-a" "4a742a42b1d5f802fbcf80d478992f2462f1957d15d72bc89041801bc72c6de8", kill_on_drop: false }`
[INFO] [stderr]     Checking sn v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/parser.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn new(input: &'a [u8]) -> Parser {
[INFO] [stdout]    |                        ^^          ------ the lifetime gets resolved as `'a`
[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 consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn new(input: &'a [u8]) -> Parser<'a> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/stream.rs:64:23
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn new(data: &'a [T]) -> Stream<T> {
[INFO] [stdout]    |                       ^^         --------- the lifetime gets resolved as `'a`
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn new(data: &'a [T]) -> Stream<'a, 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/parser.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn new(input: &'a [u8]) -> Parser {
[INFO] [stdout]    |                        ^^          ------ the lifetime gets resolved as `'a`
[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 consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn new(input: &'a [u8]) -> Parser<'a> {
[INFO] [stdout]    |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/stream.rs:64:23
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn new(data: &'a [T]) -> Stream<T> {
[INFO] [stdout]    |                       ^^         --------- the lifetime gets resolved as `'a`
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn new(data: &'a [T]) -> Stream<'a, T> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "4a742a42b1d5f802fbcf80d478992f2462f1957d15d72bc89041801bc72c6de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a742a42b1d5f802fbcf80d478992f2462f1957d15d72bc89041801bc72c6de8", kill_on_drop: false }`
[INFO] [stdout] 4a742a42b1d5f802fbcf80d478992f2462f1957d15d72bc89041801bc72c6de8