[INFO] updating cached repository tperdue321/rust_collections
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tperdue321/rust_collections
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tperdue321/rust_collections" "work/ex/beta-1.37-6/sources/1.36.0/gh/tperdue321/rust_collections"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/tperdue321/rust_collections'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tperdue321/rust_collections" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tperdue321/rust_collections"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tperdue321/rust_collections'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02b50cf23d72a01d136bee2fc2dd7aec77b63c06
[INFO] sha for GitHub repo tperdue321/rust_collections: 02b50cf23d72a01d136bee2fc2dd7aec77b63c06
[INFO] validating manifest of tperdue321/rust_collections on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tperdue321/rust_collections on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tperdue321/rust_collections
[INFO] finished frobbing tperdue321/rust_collections
[INFO] frobbed toml for tperdue321/rust_collections written to work/ex/beta-1.37-6/sources/1.36.0/gh/tperdue321/rust_collections/Cargo.toml
[INFO] started frobbing tperdue321/rust_collections
[INFO] finished frobbing tperdue321/rust_collections
[INFO] frobbed toml for tperdue321/rust_collections written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tperdue321/rust_collections/Cargo.toml
[INFO] crate tperdue321/rust_collections already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tperdue321/rust_collections against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tperdue321/rust_collections:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] d2bc515e389f004b14f0fd62dbca5354e75ff74b1e4c2328638c4a684ded1e8d
[INFO] running `"docker" "start" "-a" "d2bc515e389f004b14f0fd62dbca5354e75ff74b1e4c2328638c4a684ded1e8d"`
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "d2bc515e389f004b14f0fd62dbca5354e75ff74b1e4c2328638c4a684ded1e8d"`
[INFO] running `"docker" "rm" "-f" "d2bc515e389f004b14f0fd62dbca5354e75ff74b1e4c2328638c4a684ded1e8d"`
[INFO] [stdout] d2bc515e389f004b14f0fd62dbca5354e75ff74b1e4c2328638c4a684ded1e8d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tperdue321/rust_collections:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4ca9cb3ea31fe8c6ebc5159703df940c830e8eaef9e9e86ca577bfd4ae415cbc
[INFO] running `"docker" "start" "-a" "4ca9cb3ea31fe8c6ebc5159703df940c830e8eaef9e9e86ca577bfd4ae415cbc"`
[INFO] [stderr]    Compiling collections v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "4ca9cb3ea31fe8c6ebc5159703df940c830e8eaef9e9e86ca577bfd4ae415cbc"`
[INFO] running `"docker" "rm" "-f" "4ca9cb3ea31fe8c6ebc5159703df940c830e8eaef9e9e86ca577bfd4ae415cbc"`
[INFO] [stdout] 4ca9cb3ea31fe8c6ebc5159703df940c830e8eaef9e9e86ca577bfd4ae415cbc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tperdue321/rust_collections:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] b4e30836862b2407ba24825232879afedbb5f6553abac8a52f3f1d35b330fb1e
[INFO] running `"docker" "start" "-a" "b4e30836862b2407ba24825232879afedbb5f6553abac8a52f3f1d35b330fb1e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/collections-e5de39bd434cfd85
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b4e30836862b2407ba24825232879afedbb5f6553abac8a52f3f1d35b330fb1e"`
[INFO] running `"docker" "rm" "-f" "b4e30836862b2407ba24825232879afedbb5f6553abac8a52f3f1d35b330fb1e"`
[INFO] [stdout] b4e30836862b2407ba24825232879afedbb5f6553abac8a52f3f1d35b330fb1e