[INFO] fetching crate littlefs2 0.1.0-alpha.0...
[INFO] checking littlefs2-0.1.0-alpha.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate littlefs2 0.1.0-alpha.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate littlefs2 0.1.0-alpha.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate littlefs2 0.1.0-alpha.0
[INFO] finished tweaking crates.io crate littlefs2 0.1.0-alpha.0
[INFO] tweaked toml for crates.io crate littlefs2 0.1.0-alpha.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded littlefs2-sys v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cc7cdc1f90e097180ef482553b0a9c76bb1b466e3e46a9745f2c6f081068426
[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" "9cc7cdc1f90e097180ef482553b0a9c76bb1b466e3e46a9745f2c6f081068426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cc7cdc1f90e097180ef482553b0a9c76bb1b466e3e46a9745f2c6f081068426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc7cdc1f90e097180ef482553b0a9c76bb1b466e3e46a9745f2c6f081068426", kill_on_drop: false }`
[INFO] [stdout] 9cc7cdc1f90e097180ef482553b0a9c76bb1b466e3e46a9745f2c6f081068426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] fff46c611662cc5061468664824b6d3a66d7b56fd74a84bb33ceb4c5e8097426
[INFO] running `Command { std: "docker" "start" "-a" "fff46c611662cc5061468664824b6d3a66d7b56fd74a84bb33ceb4c5e8097426", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling littlefs2-sys v0.1.5
[INFO] [stderr]     Checking littlefs2 v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated type `CACHE_SIZE` should have an upper camel case name
[INFO] [stdout]   --> src/driver.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 |     type CACHE_SIZE;
[INFO] [stdout]    |          ^^^^^^^^^^ help: convert the identifier to upper camel case: `CacheSize`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `LOOKAHEADWORDS_SIZE` should have an upper camel case name
[INFO] [stdout]   --> src/driver.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |     type LOOKAHEADWORDS_SIZE;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `LookaheadwordsSize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `FILENAME_MAX_PLUS_ONE` should have an upper camel case name
[INFO] [stdout]   --> src/driver.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 |     type FILENAME_MAX_PLUS_ONE;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FilenameMaxPlusOne`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `PATH_MAX_PLUS_ONE` should have an upper camel case name
[INFO] [stdout]   --> src/driver.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 |     type PATH_MAX_PLUS_ONE;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PathMaxPlusOne`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `ATTRBYTES_MAX` should have an upper camel case name
[INFO] [stdout]   --> src/driver.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 87 |     type ATTRBYTES_MAX;
[INFO] [stdout]    |          ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `AttrbytesMax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `FILENAME_MAX_PLUS_ONE` should have an upper camel case name
[INFO] [stdout]    --> src/driver.rs:115:14
[INFO] [stdout]     |
[INFO] [stdout] 115 |         type FILENAME_MAX_PLUS_ONE;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FilenameMaxPlusOne`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `ATTRBYTES_MAX` should have an upper camel case name
[INFO] [stdout]    --> src/driver.rs:117:14
[INFO] [stdout]     |
[INFO] [stdout] 117 |         type ATTRBYTES_MAX;
[INFO] [stdout]     |              ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `AttrbytesMax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `CACHE_SIZE` should have an upper camel case name
[INFO] [stdout]    --> src/driver.rs:134:14
[INFO] [stdout]     |
[INFO] [stdout] 134 |         type CACHE_SIZE;
[INFO] [stdout]     |              ^^^^^^^^^^ help: convert the identifier to upper camel case: `CacheSize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `LOOKAHEADWORDS_SIZE` should have an upper camel case name
[INFO] [stdout]    --> src/driver.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |         type LOOKAHEADWORDS_SIZE;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `LookaheadwordsSize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `PATH_MAX_PLUS_ONE` should have an upper camel case name
[INFO] [stdout]    --> src/driver.rs:137:14
[INFO] [stdout]     |
[INFO] [stdout] 137 |         type PATH_MAX_PLUS_ONE;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PathMaxPlusOne`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `CACHE_SIZE` should have an upper camel case name
[INFO] [stdout]   --> src/driver.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 |     type CACHE_SIZE;
[INFO] [stdout]    |          ^^^^^^^^^^ help: convert the identifier to upper camel case: `CacheSize`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `LOOKAHEADWORDS_SIZE` should have an upper camel case name
[INFO] [stdout]   --> src/driver.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |     type LOOKAHEADWORDS_SIZE;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `LookaheadwordsSize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `FILENAME_MAX_PLUS_ONE` should have an upper camel case name
[INFO] [stdout]   --> src/driver.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 |     type FILENAME_MAX_PLUS_ONE;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FilenameMaxPlusOne`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `PATH_MAX_PLUS_ONE` should have an upper camel case name
[INFO] [stdout]   --> src/driver.rs:71:10
[INFO] [stdout]    |
[INFO] [stdout] 71 |     type PATH_MAX_PLUS_ONE;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PathMaxPlusOne`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `ATTRBYTES_MAX` should have an upper camel case name
[INFO] [stdout]   --> src/driver.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 87 |     type ATTRBYTES_MAX;
[INFO] [stdout]    |          ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `AttrbytesMax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `FILENAME_MAX_PLUS_ONE` should have an upper camel case name
[INFO] [stdout]    --> src/driver.rs:115:14
[INFO] [stdout]     |
[INFO] [stdout] 115 |         type FILENAME_MAX_PLUS_ONE;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `FilenameMaxPlusOne`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `ATTRBYTES_MAX` should have an upper camel case name
[INFO] [stdout]    --> src/driver.rs:117:14
[INFO] [stdout]     |
[INFO] [stdout] 117 |         type ATTRBYTES_MAX;
[INFO] [stdout]     |              ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `AttrbytesMax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `CACHE_SIZE` should have an upper camel case name
[INFO] [stdout]    --> src/driver.rs:134:14
[INFO] [stdout]     |
[INFO] [stdout] 134 |         type CACHE_SIZE;
[INFO] [stdout]     |              ^^^^^^^^^^ help: convert the identifier to upper camel case: `CacheSize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `LOOKAHEADWORDS_SIZE` should have an upper camel case name
[INFO] [stdout]    --> src/driver.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |         type LOOKAHEADWORDS_SIZE;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `LookaheadwordsSize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `PATH_MAX_PLUS_ONE` should have an upper camel case name
[INFO] [stdout]    --> src/driver.rs:137:14
[INFO] [stdout]     |
[INFO] [stdout] 137 |         type PATH_MAX_PLUS_ONE;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PathMaxPlusOne`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.67s
[INFO] running `Command { std: "docker" "inspect" "fff46c611662cc5061468664824b6d3a66d7b56fd74a84bb33ceb4c5e8097426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff46c611662cc5061468664824b6d3a66d7b56fd74a84bb33ceb4c5e8097426", kill_on_drop: false }`
[INFO] [stdout] fff46c611662cc5061468664824b6d3a66d7b56fd74a84bb33ceb4c5e8097426