[INFO] updating cached repository joelparkerhenderson/demo_rust_code [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/joelparkerhenderson/demo_rust_code [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/joelparkerhenderson/demo_rust_code" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/joelparkerhenderson/demo_rust_code"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/joelparkerhenderson/demo_rust_code'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/joelparkerhenderson/demo_rust_code" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/joelparkerhenderson/demo_rust_code"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/joelparkerhenderson/demo_rust_code'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 532d8e8891519f3ed1f80e3be222e14f087cc7db [INFO] sha for GitHub repo joelparkerhenderson/demo_rust_code: 532d8e8891519f3ed1f80e3be222e14f087cc7db [INFO] validating manifest of joelparkerhenderson/demo_rust_code on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of joelparkerhenderson/demo_rust_code on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing joelparkerhenderson/demo_rust_code [INFO] finished frobbing joelparkerhenderson/demo_rust_code [INFO] frobbed toml for joelparkerhenderson/demo_rust_code written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/joelparkerhenderson/demo_rust_code/Cargo.toml [INFO] started frobbing joelparkerhenderson/demo_rust_code [INFO] finished frobbing joelparkerhenderson/demo_rust_code [INFO] frobbed toml for joelparkerhenderson/demo_rust_code written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/joelparkerhenderson/demo_rust_code/Cargo.toml [INFO] crate joelparkerhenderson/demo_rust_code has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking joelparkerhenderson/demo_rust_code against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-4/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/joelparkerhenderson/demo_rust_code:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 97fbb064de6ae2fda1e1b7997212c50142f107d8e5077c29b2710d839989da82 [INFO] running `"docker" "start" "-a" "97fbb064de6ae2fda1e1b7997212c50142f107d8e5077c29b2710d839989da82"` [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking demo-rust-code v1.0.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.57s [INFO] running `"docker" "inspect" "97fbb064de6ae2fda1e1b7997212c50142f107d8e5077c29b2710d839989da82"` [INFO] running `"docker" "rm" "-f" "97fbb064de6ae2fda1e1b7997212c50142f107d8e5077c29b2710d839989da82"` [INFO] [stdout] 97fbb064de6ae2fda1e1b7997212c50142f107d8e5077c29b2710d839989da82