[INFO] fetching crate mtbl-sys 0.2.0...
[INFO] checking mtbl-sys-0.2.0 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate mtbl-sys 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mtbl-sys 0.2.0 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mtbl-sys 0.2.0
[INFO] finished tweaking crates.io crate mtbl-sys 0.2.0
[INFO] tweaked toml for crates.io crate mtbl-sys 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", 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] 18b98398679e53e0e5faa1466c9a4bfe00984e8c0e346dea5d0ff26e4f041c11
[INFO] running `Command { std: "docker" "start" "-a" "18b98398679e53e0e5faa1466c9a4bfe00984e8c0e346dea5d0ff26e4f041c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18b98398679e53e0e5faa1466c9a4bfe00984e8c0e346dea5d0ff26e4f041c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b98398679e53e0e5faa1466c9a4bfe00984e8c0e346dea5d0ff26e4f041c11", kill_on_drop: false }`
[INFO] [stdout] 18b98398679e53e0e5faa1466c9a4bfe00984e8c0e346dea5d0ff26e4f041c11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc124a22763ad89d5c8acc5cf76408d1c0d3ef35895cb5d2d2dc9bf26969104e
[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" "fc124a22763ad89d5c8acc5cf76408d1c0d3ef35895cb5d2d2dc9bf26969104e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking mtbl-sys v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `MTBL_COMPRESSION_NONE` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     MTBL_COMPRESSION_NONE = 0,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblCompressionNone`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MTBL_COMPRESSION_SNAPPY` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     MTBL_COMPRESSION_SNAPPY = 1,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblCompressionSnappy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MTBL_COMPRESSION_ZLIB` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     MTBL_COMPRESSION_ZLIB = 2,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblCompressionZlib`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MTBL_COMPRESSION_LZ4` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     MTBL_COMPRESSION_LZ4 = 3,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblCompressionLz4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MTBL_COMPRESSION_LZ4HC` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     MTBL_COMPRESSION_LZ4HC = 4,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblCompressionLz4hc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `mtbl_res_failure` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     mtbl_res_failure = 0,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblResFailure`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `mtbl_res_success` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     mtbl_res_success = 1,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblResSuccess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stdout] warning: variant `MTBL_COMPRESSION_NONE` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     MTBL_COMPRESSION_NONE = 0,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblCompressionNone`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MTBL_COMPRESSION_SNAPPY` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     MTBL_COMPRESSION_SNAPPY = 1,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblCompressionSnappy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MTBL_COMPRESSION_ZLIB` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     MTBL_COMPRESSION_ZLIB = 2,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblCompressionZlib`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MTBL_COMPRESSION_LZ4` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     MTBL_COMPRESSION_LZ4 = 3,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblCompressionLz4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MTBL_COMPRESSION_LZ4HC` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     MTBL_COMPRESSION_LZ4HC = 4,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblCompressionLz4hc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `mtbl_res_failure` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     mtbl_res_failure = 0,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblResFailure`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `mtbl_res_success` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     mtbl_res_success = 1,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `MtblResSuccess`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.65s
[INFO] running `Command { std: "docker" "inspect" "fc124a22763ad89d5c8acc5cf76408d1c0d3ef35895cb5d2d2dc9bf26969104e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc124a22763ad89d5c8acc5cf76408d1c0d3ef35895cb5d2d2dc9bf26969104e", kill_on_drop: false }`
[INFO] [stdout] fc124a22763ad89d5c8acc5cf76408d1c0d3ef35895cb5d2d2dc9bf26969104e