[INFO] cloning repository https://github.com/boluobanana/crust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boluobanana/crust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboluobanana%2Fcrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboluobanana%2Fcrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f8764717fa65f55ff11b2c31007968cfeedba97
[INFO] checking boluobanana/crust against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboluobanana%2Fcrust" "/workspace/builds/worker-45/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-45/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/boluobanana/crust on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/boluobanana/crust
[INFO] finished tweaking git repo https://github.com/boluobanana/crust
[INFO] tweaked toml for git repo https://github.com/boluobanana/crust written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] crate git repo https://github.com/boluobanana/crust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66122585f5e9a90c98da2fcb08290a79e68cfb066fce489ed53a6fd6d3f1d484
[INFO] running `Command { std: "docker" "start" "-a" "66122585f5e9a90c98da2fcb08290a79e68cfb066fce489ed53a6fd6d3f1d484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66122585f5e9a90c98da2fcb08290a79e68cfb066fce489ed53a6fd6d3f1d484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66122585f5e9a90c98da2fcb08290a79e68cfb066fce489ed53a6fd6d3f1d484", kill_on_drop: false }`
[INFO] [stdout] 66122585f5e9a90c98da2fcb08290a79e68cfb066fce489ed53a6fd6d3f1d484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d56db8d7717ddd01ebd7ecfbe6d9751298fb4a732477f0154c2ba2ac0cdd3a4
[INFO] running `Command { std: "docker" "start" "-a" "6d56db8d7717ddd01ebd7ecfbe6d9751298fb4a732477f0154c2ba2ac0cdd3a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lib_rust v0.1.0 (/opt/rustwide/workdir/lib_rust)
[INFO] [stderr]    Compiling client_rust v0.1.0 (/opt/rustwide/workdir/client_rust)
[INFO] [stdout] warning: function `bindgen_test_layout_CoolStruct` should have a snake case name
[INFO] [stdout]   --> client_rust/src/bindings.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn bindgen_test_layout_CoolStruct() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `bindgen_test_layout_cool_struct`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> client_rust/src/bindings.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |         unsafe { &(*(::std::ptr::null::<CoolStruct>())).x as *const _ as usize },
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]   --> client_rust/src/bindings.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |         unsafe { &(*(::std::ptr::null::<CoolStruct>())).y as *const _ as usize },
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "6d56db8d7717ddd01ebd7ecfbe6d9751298fb4a732477f0154c2ba2ac0cdd3a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d56db8d7717ddd01ebd7ecfbe6d9751298fb4a732477f0154c2ba2ac0cdd3a4", kill_on_drop: false }`
[INFO] [stdout] 6d56db8d7717ddd01ebd7ecfbe6d9751298fb4a732477f0154c2ba2ac0cdd3a4