[INFO] updating cached repository https://github.com/dan-f/blockchain
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4d86b044e1da1625b51e69c1564b6c388c9c8834
[INFO] testing dan-f/blockchain against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdan-f%2Fblockchain" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dan-f/blockchain on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dan-f/blockchain
[INFO] finished tweaking git repo https://github.com/dan-f/blockchain
[INFO] tweaked toml for git repo https://github.com/dan-f/blockchain written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/dan-f/blockchain already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] e175e9ef2e801b52a680919006c17447f90f0f12f16e64daa98f4683ba097cbd
[INFO] running `"docker" "start" "-a" "e175e9ef2e801b52a680919006c17447f90f0f12f16e64daa98f4683ba097cbd"`
[INFO] [stderr]    Compiling openssl v0.10.10
[INFO] [stderr]    Compiling bincode v1.0.0
[INFO] [stderr]    Compiling crypto-hash v0.3.1
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.53s
[INFO] running `"docker" "inspect" "e175e9ef2e801b52a680919006c17447f90f0f12f16e64daa98f4683ba097cbd"`
[INFO] running `"docker" "rm" "-f" "e175e9ef2e801b52a680919006c17447f90f0f12f16e64daa98f4683ba097cbd"`
[INFO] [stdout] e175e9ef2e801b52a680919006c17447f90f0f12f16e64daa98f4683ba097cbd
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 34d977e468a31cee20e25d4fdafc647f3dbe6580cb0c3d23123ab856b0c85c1c
[INFO] running `"docker" "start" "-a" "34d977e468a31cee20e25d4fdafc647f3dbe6580cb0c3d23123ab856b0c85c1c"`
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `"docker" "inspect" "34d977e468a31cee20e25d4fdafc647f3dbe6580cb0c3d23123ab856b0c85c1c"`
[INFO] running `"docker" "rm" "-f" "34d977e468a31cee20e25d4fdafc647f3dbe6580cb0c3d23123ab856b0c85c1c"`
[INFO] [stdout] 34d977e468a31cee20e25d4fdafc647f3dbe6580cb0c3d23123ab856b0c85c1c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] bf0066919607e349e411a396cf6de3cb1f0e81607e871b5e735d1da2e0c3fa25
[INFO] running `"docker" "start" "-a" "bf0066919607e349e411a396cf6de3cb1f0e81607e871b5e735d1da2e0c3fa25"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/blockchain-a4d05159055a8b71
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test list::tests::new_list_is_empty ... ok
[INFO] [stdout] test list::tests::list_can_branch ... ok
[INFO] [stdout] test list::tests::list_has_a_length ... ok
[INFO] [stdout] test list::tests::list_is_a_stack ... ok
[INFO] [stdout] test blockchain::tests::blockchain_will_not_add_block_with_wrong_prev_hash ... ok
[INFO] [stdout] test block::tests::it_constructs_a_genesis_block ... ok
[INFO] [stdout] test blockchain::tests::new_blockchain_uses_genesis_block ... ok
[INFO] [stdout] test blockchain::tests::blockchain_will_not_add_block_with_unacceptable_proof_of_work ... ok
[INFO] [stdout] test blockchain::tests::blockchain_can_add_block ... ok
[INFO] [stdout] test blockchain::tests::blockchain_can_mine_block ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests blockchain
[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" "bf0066919607e349e411a396cf6de3cb1f0e81607e871b5e735d1da2e0c3fa25"`
[INFO] running `"docker" "rm" "-f" "bf0066919607e349e411a396cf6de3cb1f0e81607e871b5e735d1da2e0c3fa25"`
[INFO] [stdout] bf0066919607e349e411a396cf6de3cb1f0e81607e871b5e735d1da2e0c3fa25