[INFO] cloning repository https://github.com/danielrab/save_monger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielrab/save_monger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielrab%2Fsave_monger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielrab%2Fsave_monger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60604b00663ef45fbab5272319707dad1008e1a3
[INFO] checking danielrab/save_monger against master#64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 for pr-143929
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielrab%2Fsave_monger" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danielrab/save_monger
[INFO] finished tweaking git repo https://github.com/danielrab/save_monger
[INFO] tweaked toml for git repo https://github.com/danielrab/save_monger written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danielrab/save_monger on toolchain 64b185eddaa1d7ddf5e0c024be23b9cbba6c1722
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/danielrab/save_monger 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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 989911df652e7db0ee36122b4cc21e2d8f8049acc1c088ed7d8a169bd3d00729
[INFO] running `Command { std: "docker" "start" "-a" "989911df652e7db0ee36122b4cc21e2d8f8049acc1c088ed7d8a169bd3d00729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "989911df652e7db0ee36122b4cc21e2d8f8049acc1c088ed7d8a169bd3d00729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989911df652e7db0ee36122b4cc21e2d8f8049acc1c088ed7d8a169bd3d00729", kill_on_drop: false }`
[INFO] [stdout] 989911df652e7db0ee36122b4cc21e2d8f8049acc1c088ed7d8a169bd3d00729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaa3df5f3dfb12f02dc6f9d68ec92d6d630a2c531df83182893e14792f0a7dc5
[INFO] running `Command { std: "docker" "start" "-a" "eaa3df5f3dfb12f02dc6f9d68ec92d6d630a2c531df83182893e14792f0a7dc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]     Checking tc_save_monger v0.4.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:543:30
[INFO] [stdout]     |
[INFO] [stdout] 543 |     fn parse_from_file(path: &str) -> Circuit {
[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] 543 |     fn parse_from_file(path: &str) -> Circuit<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "eaa3df5f3dfb12f02dc6f9d68ec92d6d630a2c531df83182893e14792f0a7dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa3df5f3dfb12f02dc6f9d68ec92d6d630a2c531df83182893e14792f0a7dc5", kill_on_drop: false }`
[INFO] [stdout] eaa3df5f3dfb12f02dc6f9d68ec92d6d630a2c531df83182893e14792f0a7dc5