[INFO] cloning repository https://github.com/Binlogo/rust-closures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Binlogo/rust-closures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBinlogo%2Frust-closures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBinlogo%2Frust-closures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cac38199b6c254516bc940dbb768ad03c67e58fd
[INFO] checking Binlogo/rust-closures against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBinlogo%2Frust-closures" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Binlogo/rust-closures on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Binlogo/rust-closures
[INFO] finished tweaking git repo https://github.com/Binlogo/rust-closures
[INFO] tweaked toml for git repo https://github.com/Binlogo/rust-closures written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Binlogo/rust-closures already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0bd52cca60cd8d936241b4b51471ba01c803155056f402d9bcca0b56af1e859
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a0bd52cca60cd8d936241b4b51471ba01c803155056f402d9bcca0b56af1e859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0bd52cca60cd8d936241b4b51471ba01c803155056f402d9bcca0b56af1e859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0bd52cca60cd8d936241b4b51471ba01c803155056f402d9bcca0b56af1e859", kill_on_drop: false }`
[INFO] [stdout] a0bd52cca60cd8d936241b4b51471ba01c803155056f402d9bcca0b56af1e859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c45c689ebc879fea8419c804d11bfe1983add4f75f8b77dde14c2369a32a291
[INFO] running `Command { std: "docker" "start" "-a" "3c45c689ebc879fea8419c804d11bfe1983add4f75f8b77dde14c2369a32a291", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-closures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `__capture_message_block__` should have an upper camel case name
[INFO] [stdout]  --> src/capture_message.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct __capture_message_block__<'a> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CaptureMessageBlock`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `__consume_capture_block__` should have an upper camel case name
[INFO] [stdout]  --> src/consume_capture.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct __consume_capture_block__ {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ConsumeCaptureBlock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `__move_capture_block__` should have an upper camel case name
[INFO] [stdout]  --> src/move_capture.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct __move_capture_block__ {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MoveCaptureBlock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `__none_capture_block__` should have an upper camel case name
[INFO] [stdout]  --> src/non_capture.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct __none_capture_block__ {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `NoneCaptureBlock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `__return__caputure_block__` should have an upper camel case name
[INFO] [stdout]  --> src/return_capture.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct __return__caputure_block__<'a, 'b> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ReturnCaputureBlock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `__capture_message_block__` should have an upper camel case name
[INFO] [stdout]  --> src/capture_message.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct __capture_message_block__<'a> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `CaptureMessageBlock`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `__consume_capture_block__` should have an upper camel case name
[INFO] [stdout]  --> src/consume_capture.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct __consume_capture_block__ {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ConsumeCaptureBlock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `__move_capture_block__` should have an upper camel case name
[INFO] [stdout]  --> src/move_capture.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct __move_capture_block__ {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MoveCaptureBlock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `__none_capture_block__` should have an upper camel case name
[INFO] [stdout]  --> src/non_capture.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct __none_capture_block__ {}
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `NoneCaptureBlock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `__return__caputure_block__` should have an upper camel case name
[INFO] [stdout]  --> src/return_capture.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct __return__caputure_block__<'a, 'b> {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ReturnCaputureBlock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "3c45c689ebc879fea8419c804d11bfe1983add4f75f8b77dde14c2369a32a291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c45c689ebc879fea8419c804d11bfe1983add4f75f8b77dde14c2369a32a291", kill_on_drop: false }`
[INFO] [stdout] 3c45c689ebc879fea8419c804d11bfe1983add4f75f8b77dde14c2369a32a291