[INFO] fetching crate jsfuck 1.0.6...
[INFO] checking jsfuck-1.0.6 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate jsfuck 1.0.6 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate jsfuck 1.0.6
[INFO] finished tweaking crates.io crate jsfuck 1.0.6
[INFO] tweaked toml for crates.io crate jsfuck 1.0.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsfuck 1.0.6 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16f7b49cdb83c6eb308965a98dde5728e6c47ec240b9c83ab1965133ae5fea48
[INFO] running `Command { std: "docker" "start" "-a" "16f7b49cdb83c6eb308965a98dde5728e6c47ec240b9c83ab1965133ae5fea48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16f7b49cdb83c6eb308965a98dde5728e6c47ec240b9c83ab1965133ae5fea48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16f7b49cdb83c6eb308965a98dde5728e6c47ec240b9c83ab1965133ae5fea48", kill_on_drop: false }`
[INFO] [stdout] 16f7b49cdb83c6eb308965a98dde5728e6c47ec240b9c83ab1965133ae5fea48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 173f9c1cce7fe4c41fa240918b59c26db6f7851c1c13c21942d928a7e441319a
[INFO] running `Command { std: "docker" "start" "-a" "173f9c1cce7fe4c41fa240918b59c26db6f7851c1c13c21942d928a7e441319a", kill_on_drop: false }`
[INFO] [stderr]     Checking jsfuck v1.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/token.rs:138:31
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub(crate) fn new(input: &'a str) -> Tokenizer {
[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] 138 |     pub(crate) fn new(input: &'a str) -> Tokenizer<'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/token.rs:138:31
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub(crate) fn new(input: &'a str) -> Tokenizer {
[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] 138 |     pub(crate) fn new(input: &'a str) -> Tokenizer<'a> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "173f9c1cce7fe4c41fa240918b59c26db6f7851c1c13c21942d928a7e441319a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "173f9c1cce7fe4c41fa240918b59c26db6f7851c1c13c21942d928a7e441319a", kill_on_drop: false }`
[INFO] [stdout] 173f9c1cce7fe4c41fa240918b59c26db6f7851c1c13c21942d928a7e441319a