[INFO] cloning repository https://github.com/goda6565/rust-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/goda6565/rust-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoda6565%2Frust-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoda6565%2Frust-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 278dfadbf1ae4b5a356853fa611096103656dfb4
[INFO] checking goda6565/rust-study against try#b6bca0d7327839b5e3f7a7779947cb9113d08917+rustflags=-Zstrict-projection-item-bounds for 150662-leaf
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoda6565%2Frust-study" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/goda6565/rust-study
[INFO] finished tweaking git repo https://github.com/goda6565/rust-study
[INFO] tweaked toml for git repo https://github.com/goda6565/rust-study written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/goda6565/rust-study on toolchain b6bca0d7327839b5e3f7a7779947cb9113d08917
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/goda6565/rust-study 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" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7ea2dc8efa6506af2dd736807d85ae14dc2c551b28cb97b1f95f63d28dde3dc
[INFO] running `Command { std: "docker" "start" "-a" "f7ea2dc8efa6506af2dd736807d85ae14dc2c551b28cb97b1f95f63d28dde3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7ea2dc8efa6506af2dd736807d85ae14dc2c551b28cb97b1f95f63d28dde3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ea2dc8efa6506af2dd736807d85ae14dc2c551b28cb97b1f95f63d28dde3dc", kill_on_drop: false }`
[INFO] [stdout] f7ea2dc8efa6506af2dd736807d85ae14dc2c551b28cb97b1f95f63d28dde3dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Zstrict-projection-item-bounds" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3f9171b082c454257e2bfaae6d6daf1de0c50106e97de655ee03f8754a984d3
[INFO] running `Command { std: "docker" "start" "-a" "a3f9171b082c454257e2bfaae6d6daf1de0c50106e97de655ee03f8754a984d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.46.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bin/spin-lock.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn lock(&self) -> Guard<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn lock(&self) -> Guard<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bin/spin-lock.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn lock(&self) -> Guard<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn lock(&self) -> Guard<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "a3f9171b082c454257e2bfaae6d6daf1de0c50106e97de655ee03f8754a984d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f9171b082c454257e2bfaae6d6daf1de0c50106e97de655ee03f8754a984d3", kill_on_drop: false }`
[INFO] [stdout] a3f9171b082c454257e2bfaae6d6daf1de0c50106e97de655ee03f8754a984d3