[INFO] crate tree-index 0.5.0 is already in cache
[INFO] extracting crate tree-index 0.5.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/tree-index/0.5.0
[INFO] extracting crate tree-index 0.5.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tree-index/0.5.0
[INFO] validating manifest of tree-index-0.5.0 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 tree-index-0.5.0 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 tree-index-0.5.0
[INFO] finished frobbing tree-index-0.5.0
[INFO] frobbed toml for tree-index-0.5.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tree-index/0.5.0/Cargo.toml
[INFO] started frobbing tree-index-0.5.0
[INFO] finished frobbing tree-index-0.5.0
[INFO] frobbed toml for tree-index-0.5.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tree-index/0.5.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] testing tree-index-0.5.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tree-index/0.5.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 1ef100700728968b5e96dc27697323a3c871bd5eef83022409c6992706bcd253
[INFO] running `"docker" "start" "-a" "1ef100700728968b5e96dc27697323a3c871bd5eef83022409c6992706bcd253"`
[INFO] [stderr]    Compiling flat-tree v3.7.0
[INFO] [stderr]    Compiling memory-pager v0.8.0
[INFO] [stderr]    Compiling sparse-bitfield v0.8.1
[INFO] [stderr]    Compiling tree-index v0.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `"docker" "inspect" "1ef100700728968b5e96dc27697323a3c871bd5eef83022409c6992706bcd253"`
[INFO] running `"docker" "rm" "-f" "1ef100700728968b5e96dc27697323a3c871bd5eef83022409c6992706bcd253"`
[INFO] [stdout] 1ef100700728968b5e96dc27697323a3c871bd5eef83022409c6992706bcd253
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tree-index/0.5.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 256a78ebdbb1edb690f3535ce56077c5de39de36f40993feb44bc523cbef8e63
[INFO] running `"docker" "start" "-a" "256a78ebdbb1edb690f3535ce56077c5de39de36f40993feb44bc523cbef8e63"`
[INFO] [stderr]    Compiling tree-index v0.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "256a78ebdbb1edb690f3535ce56077c5de39de36f40993feb44bc523cbef8e63"`
[INFO] running `"docker" "rm" "-f" "256a78ebdbb1edb690f3535ce56077c5de39de36f40993feb44bc523cbef8e63"`
[INFO] [stdout] 256a78ebdbb1edb690f3535ce56077c5de39de36f40993feb44bc523cbef8e63
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/tree-index/0.5.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7da95f6d205d2d0e6a1a77d53f419e196e0c34c756a9b938538ee704662ba124
[INFO] running `"docker" "start" "-a" "7da95f6d205d2d0e6a1a77d53f419e196e0c34c756a9b938538ee704662ba124"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tree_index-b8ddb4ee5ab7bb5d
[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] [stderr]      Running /opt/crater/target/debug/deps/test-6f303e237bce61bd
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test proof_with_a_digest_2 ... ok
[INFO] [stdout] test proof_with_a_digest_3 ... ok
[INFO] [stdout] test proof_without_a_digest_1 ... ok
[INFO] [stdout] test digest_sanity_checks ... ok
[INFO] [stdout] test proof_without_a_digest_2 ... ok
[INFO] [stdout] test proof_without_a_digest_3 ... ok
[INFO] [stdout] test digest ... ok
[INFO] [stdout] test proof_with_a_digest_1 ... ok
[INFO] [stdout] test set_and_get ... ok
[INFO] [stdout] test verified_by ... 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 tree-index
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/proof.rs - proof::Proof::verified_by (line 48) ... ok
[INFO] [stdout] test src/proof.rs - proof::Proof::index (line 33) ... ok
[INFO] [stdout] test src/proof.rs - proof::Proof::new (line 15) ... ok
[INFO] [stdout] test src/proof.rs - proof::Proof::nodes (line 63) ... ok
[INFO] [stdout] test src/lib.rs - TreeIndex::blocks (line 223) ... ok
[INFO] [stdout] test src/lib.rs -  (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7da95f6d205d2d0e6a1a77d53f419e196e0c34c756a9b938538ee704662ba124"`
[INFO] running `"docker" "rm" "-f" "7da95f6d205d2d0e6a1a77d53f419e196e0c34c756a9b938538ee704662ba124"`
[INFO] [stdout] 7da95f6d205d2d0e6a1a77d53f419e196e0c34c756a9b938538ee704662ba124