Dec 12 05:54:19.453 INFO checking trackable-0.2.20 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 05:54:19.453 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 05:54:20.004 INFO [stdout] 45ddd9d6205f4799803a23f78984764b923108c6ff31dbdfe711df1afa0a495b
Dec 12 05:54:20.006 INFO running `"docker" "start" "-a" "45ddd9d6205f4799803a23f78984764b923108c6ff31dbdfe711df1afa0a495b"`
Dec 12 05:54:21.236 INFO [stderr] usermod: no changes
Dec 12 05:54:21.336 INFO [stderr]    Compiling proc-macro2 v0.4.24
Dec 12 05:54:23.972 INFO [stderr]    Compiling quote v0.6.10
Dec 12 05:54:25.144 INFO [stderr]    Compiling syn v0.15.22
Dec 12 05:54:33.746 INFO [stderr]    Compiling trackable_derive v0.1.1
Dec 12 05:54:35.624 INFO [stderr]     Checking trackable v0.2.20 (/source)
Dec 12 05:54:37.261 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.99s
Dec 12 05:54:37.267 INFO [stderr] su: No module specific data is present
Dec 12 05:54:38.026 INFO running `"docker" "inspect" "45ddd9d6205f4799803a23f78984764b923108c6ff31dbdfe711df1afa0a495b"`
Dec 12 05:54:38.359 INFO running `"docker" "rm" "-f" "45ddd9d6205f4799803a23f78984764b923108c6ff31dbdfe711df1afa0a495b"`
Dec 12 05:54:38.668 INFO [stdout] 45ddd9d6205f4799803a23f78984764b923108c6ff31dbdfe711df1afa0a495b