[INFO] fetching crate fatfs 0.3.3...
[INFO] checking fatfs-0.3.3 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate fatfs 0.3.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fatfs 0.3.3 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fatfs 0.3.3
[INFO] finished tweaking crates.io crate fatfs 0.3.3
[INFO] tweaked toml for crates.io crate fatfs 0.3.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate fatfs 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8-ranges v1.0.3
[INFO] [stderr]   Downloaded aho-corasick v0.7.4
[INFO] [stderr]   Downloaded regex-syntax v0.6.8
[INFO] [stderr]   Downloaded log v0.4.7
[INFO] [stderr]   Downloaded regex v1.1.9
[INFO] [stderr]   Downloaded fscommon v0.1.0
[INFO] [stderr]   Downloaded core_io v0.1.20190701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97ae53da6b976c613abdd28c40608d13d7b84162f8451f3d2b2e764bced8dd52
[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" "97ae53da6b976c613abdd28c40608d13d7b84162f8451f3d2b2e764bced8dd52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97ae53da6b976c613abdd28c40608d13d7b84162f8451f3d2b2e764bced8dd52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ae53da6b976c613abdd28c40608d13d7b84162f8451f3d2b2e764bced8dd52", kill_on_drop: false }`
[INFO] [stdout] 97ae53da6b976c613abdd28c40608d13d7b84162f8451f3d2b2e764bced8dd52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df92215826e964ab4b7712c55a2683c81bfbf1853e93dea2fc4538cb0b8fbf6d
[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" "df92215826e964ab4b7712c55a2683c81bfbf1853e93dea2fc4538cb0b8fbf6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.8
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking fscommon v0.1.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking fatfs v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/write.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn call_with_tmp_img(f: &Fn(&str) -> (), filename: &str, test_seq: u32) {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/write.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn call_with_fs(f: &Fn(FileSystem) -> (), filename: &str, test_seq: u32) {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(FileSystem) -> ()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/read.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn call_with_fs(f: &Fn(FileSystem) -> (), filename: &str) {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(FileSystem) -> ()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.29s
[INFO] running `Command { std: "docker" "inspect" "df92215826e964ab4b7712c55a2683c81bfbf1853e93dea2fc4538cb0b8fbf6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df92215826e964ab4b7712c55a2683c81bfbf1853e93dea2fc4538cb0b8fbf6d", kill_on_drop: false }`
[INFO] [stdout] df92215826e964ab4b7712c55a2683c81bfbf1853e93dea2fc4538cb0b8fbf6d