[INFO] updating cached repository ANtlord/system_ladder [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ANtlord/system_ladder [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ANtlord/system_ladder" "work/ex/beta-1.38-1/sources/1.37.0/gh/ANtlord/system_ladder"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ANtlord/system_ladder'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ANtlord/system_ladder" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ANtlord/system_ladder"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ANtlord/system_ladder'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] dc9701401190b08d1a639074ce6594f5179b1247 [INFO] sha for GitHub repo ANtlord/system_ladder: dc9701401190b08d1a639074ce6594f5179b1247 [INFO] validating manifest of ANtlord/system_ladder on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ANtlord/system_ladder on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ANtlord/system_ladder [INFO] finished frobbing ANtlord/system_ladder [INFO] frobbed toml for ANtlord/system_ladder written to work/ex/beta-1.38-1/sources/1.37.0/gh/ANtlord/system_ladder/Cargo.toml [INFO] started frobbing ANtlord/system_ladder [INFO] finished frobbing ANtlord/system_ladder [INFO] frobbed toml for ANtlord/system_ladder written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ANtlord/system_ladder/Cargo.toml [INFO] crate ANtlord/system_ladder already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing ANtlord/system_ladder against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ANtlord/system_ladder:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 9cda22fe3f90d4b45081b7f27678c2264aa258b0e9b7bd511a8b56bf5dbb7fd5 [INFO] running `"docker" "start" "-a" "9cda22fe3f90d4b45081b7f27678c2264aa258b0e9b7bd511a8b56bf5dbb7fd5"` [INFO] [stderr] Compiling system_ladder v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `"docker" "inspect" "9cda22fe3f90d4b45081b7f27678c2264aa258b0e9b7bd511a8b56bf5dbb7fd5"` [INFO] running `"docker" "rm" "-f" "9cda22fe3f90d4b45081b7f27678c2264aa258b0e9b7bd511a8b56bf5dbb7fd5"` [INFO] [stdout] 9cda22fe3f90d4b45081b7f27678c2264aa258b0e9b7bd511a8b56bf5dbb7fd5 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ANtlord/system_ladder:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] fc925e06b4e7187c1f42ee7c105f905c8599cc25c38c6f60c793ea3a51a770ae [INFO] running `"docker" "start" "-a" "fc925e06b4e7187c1f42ee7c105f905c8599cc25c38c6f60c793ea3a51a770ae"` [INFO] [stderr] Compiling system_ladder v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.85s [INFO] running `"docker" "inspect" "fc925e06b4e7187c1f42ee7c105f905c8599cc25c38c6f60c793ea3a51a770ae"` [INFO] running `"docker" "rm" "-f" "fc925e06b4e7187c1f42ee7c105f905c8599cc25c38c6f60c793ea3a51a770ae"` [INFO] [stdout] fc925e06b4e7187c1f42ee7c105f905c8599cc25c38c6f60c793ea3a51a770ae [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ANtlord/system_ladder:/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 46e8309c9fb07b628ac2b475fec65ce5b36b7c33115156cf0caa85b347091c8f [INFO] running `"docker" "start" "-a" "46e8309c9fb07b628ac2b475fec65ce5b36b7c33115156cf0caa85b347091c8f"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/system_ladder-f605ba74977ddaab [INFO] [stdout] [INFO] [stdout] running 21 tests [INFO] [stdout] test list::item::tests::link_eq ... ok [INFO] [stdout] test list::item::tests::link_null_eq ... ok [INFO] [stdout] test list::tests::pop_front ... ok [INFO] [stdout] test list::tests::pop_back ... ok [INFO] [stdout] test list::tests::iter_filled ... ok [INFO] [stdout] test list::tests::iter_empty ... ok [INFO] [stdout] test tree::tests::sort_in_the_end ... ok [INFO] [stdout] test utils::tests::equal_elements ... ok [INFO] [stdout] test utils::tests::equal_elements_with_pivot_duplicate ... ok [INFO] [stdout] test utils::tests::even_elements ... ok [INFO] [stdout] test utils::tests::odd_elements ... ok [INFO] [stdout] test utils::tests::single_element ... ok [INFO] [stdout] test utils::tests::two_element ... ok [INFO] [stdout] test utils::tests::two_sorted_elements ... ok [INFO] [stdout] test utils::vector::tests::odds_more_than_evens ... ok [INFO] [stdout] test utils::vector::tests::sample_no_duplicates ... ok [INFO] [stdout] test utils::vector::tests::sample_with_duplicates ... ok [INFO] [stdout] test list::tests::create_first ... ok [INFO] [stdout] test list::tests::push_back ... ok [INFO] [stdout] test list::tests::push_front ... ok [INFO] [stdout] test tree::tests::one ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "46e8309c9fb07b628ac2b475fec65ce5b36b7c33115156cf0caa85b347091c8f"` [INFO] running `"docker" "rm" "-f" "46e8309c9fb07b628ac2b475fec65ce5b36b7c33115156cf0caa85b347091c8f"` [INFO] [stdout] 46e8309c9fb07b628ac2b475fec65ce5b36b7c33115156cf0caa85b347091c8f