[INFO] crate mantle-test 0.1.0 is already in cache
[INFO] extracting crate mantle-test 0.1.0 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/mantle-test/0.1.0
[INFO] extracting crate mantle-test 0.1.0 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/mantle-test/0.1.0
[INFO] validating manifest of mantle-test-0.1.0 on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mantle-test-0.1.0 on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mantle-test-0.1.0
[INFO] finished frobbing mantle-test-0.1.0
[INFO] frobbed toml for mantle-test-0.1.0 written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/mantle-test/0.1.0/Cargo.toml
[INFO] started frobbing mantle-test-0.1.0
[INFO] finished frobbing mantle-test-0.1.0
[INFO] frobbed toml for mantle-test-0.1.0 written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/mantle-test/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mantle-test-0.1.0 against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-7/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/mantle-test/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b9cc6ecc5d8b9384da780febf98b3bf07579d1f98b494faff40787468bea1479
[INFO] running `"docker" "start" "-a" "b9cc6ecc5d8b9384da780febf98b3bf07579d1f98b494faff40787468bea1479"`
[INFO] [stderr]     Checking blockchain-traits v0.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.8
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking serde v1.0.97
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling proc-quote v0.2.2
[INFO] [stderr]    Compiling mantle-macros v0.1.0
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]     Checking mantle-types v0.1.0
[INFO] [stderr]     Checking mantle v0.1.0
[INFO] [stderr]     Checking mantle-test v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `topic_ptr`
[INFO] [stderr]    --> src/ext.rs:123:13
[INFO] [stderr]     |
[INFO] [stderr] 123 | pub fn elog(topic_ptr: *const u8, topic_count: u32, data_ptr: *const u8, data_len: u32) {
[INFO] [stderr]     |             ^^^^^^^^^ help: consider prefixing with an underscore: `_topic_ptr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `topic_count`
[INFO] [stderr]    --> src/ext.rs:123:35
[INFO] [stderr]     |
[INFO] [stderr] 123 | pub fn elog(topic_ptr: *const u8, topic_count: u32, data_ptr: *const u8, data_len: u32) {
[INFO] [stderr]     |                                   ^^^^^^^^^^^ help: consider prefixing with an underscore: `_topic_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data_ptr`
[INFO] [stderr]    --> src/ext.rs:123:53
[INFO] [stderr]     |
[INFO] [stderr] 123 | pub fn elog(topic_ptr: *const u8, topic_count: u32, data_ptr: *const u8, data_len: u32) {
[INFO] [stderr]     |                                                     ^^^^^^^^ help: consider prefixing with an underscore: `_data_ptr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data_len`
[INFO] [stderr]    --> src/ext.rs:123:74
[INFO] [stderr]     |
[INFO] [stderr] 123 | pub fn elog(topic_ptr: *const u8, topic_count: u32, data_ptr: *const u8, data_len: u32) {
[INFO] [stderr]     |                                                                          ^^^^^^^^ help: consider prefixing with an underscore: `_data_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `topic_ptr`
[INFO] [stderr]    --> src/ext.rs:123:13
[INFO] [stderr]     |
[INFO] [stderr] 123 | pub fn elog(topic_ptr: *const u8, topic_count: u32, data_ptr: *const u8, data_len: u32) {
[INFO] [stderr]     |             ^^^^^^^^^ help: consider prefixing with an underscore: `_topic_ptr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `topic_count`
[INFO] [stderr]    --> src/ext.rs:123:35
[INFO] [stderr]     |
[INFO] [stderr] 123 | pub fn elog(topic_ptr: *const u8, topic_count: u32, data_ptr: *const u8, data_len: u32) {
[INFO] [stderr]     |                                   ^^^^^^^^^^^ help: consider prefixing with an underscore: `_topic_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data_ptr`
[INFO] [stderr]    --> src/ext.rs:123:53
[INFO] [stderr]     |
[INFO] [stderr] 123 | pub fn elog(topic_ptr: *const u8, topic_count: u32, data_ptr: *const u8, data_len: u32) {
[INFO] [stderr]     |                                                     ^^^^^^^^ help: consider prefixing with an underscore: `_data_ptr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data_len`
[INFO] [stderr]    --> src/ext.rs:123:74
[INFO] [stderr]     |
[INFO] [stderr] 123 | pub fn elog(topic_ptr: *const u8, topic_count: u32, data_ptr: *const u8, data_len: u32) {
[INFO] [stderr]     |                                                                          ^^^^^^^^ help: consider prefixing with an underscore: `_data_len`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.99s
[INFO] running `"docker" "inspect" "b9cc6ecc5d8b9384da780febf98b3bf07579d1f98b494faff40787468bea1479"`
[INFO] running `"docker" "rm" "-f" "b9cc6ecc5d8b9384da780febf98b3bf07579d1f98b494faff40787468bea1479"`
[INFO] [stdout] b9cc6ecc5d8b9384da780febf98b3bf07579d1f98b494faff40787468bea1479