[INFO] fetching crate checkpoint 0.1.5...
[INFO] extracting crate checkpoint 0.1.5 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/checkpoint/0.1.5
[INFO] extracting crate checkpoint 0.1.5 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/checkpoint/0.1.5
[INFO] validating manifest of checkpoint-0.1.5 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of checkpoint-0.1.5 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing checkpoint-0.1.5
[INFO] finished frobbing checkpoint-0.1.5
[INFO] frobbed toml for checkpoint-0.1.5 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/checkpoint/0.1.5/Cargo.toml
[INFO] started frobbing checkpoint-0.1.5
[INFO] finished frobbing checkpoint-0.1.5
[INFO] frobbed toml for checkpoint-0.1.5 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/checkpoint/0.1.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing checkpoint-0.1.5 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/checkpoint/0.1.5:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] a77761ac2a8aa094e1a59bb2f4172297fe0d1b5736c7a449fe30e279a0d6458f
[INFO] running `"docker" "start" "-a" "a77761ac2a8aa094e1a59bb2f4172297fe0d1b5736c7a449fe30e279a0d6458f"`
[INFO] [stderr]    Compiling checkpoint v0.1.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:100:32
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `"docker" "inspect" "a77761ac2a8aa094e1a59bb2f4172297fe0d1b5736c7a449fe30e279a0d6458f"`
[INFO] running `"docker" "rm" "-f" "a77761ac2a8aa094e1a59bb2f4172297fe0d1b5736c7a449fe30e279a0d6458f"`
[INFO] [stdout] a77761ac2a8aa094e1a59bb2f4172297fe0d1b5736c7a449fe30e279a0d6458f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/checkpoint/0.1.5:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f7ce372ab470b1d9929ee8a8500d5e9e15c1f3c06af332b6c371ac636df85fa8
[INFO] running `"docker" "start" "-a" "f7ce372ab470b1d9929ee8a8500d5e9e15c1f3c06af332b6c371ac636df85fa8"`
[INFO] [stderr]    Compiling checkpoint v0.1.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:100:32
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn cause(&self) -> Option<&Fail> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `"docker" "inspect" "f7ce372ab470b1d9929ee8a8500d5e9e15c1f3c06af332b6c371ac636df85fa8"`
[INFO] running `"docker" "rm" "-f" "f7ce372ab470b1d9929ee8a8500d5e9e15c1f3c06af332b6c371ac636df85fa8"`
[INFO] [stdout] f7ce372ab470b1d9929ee8a8500d5e9e15c1f3c06af332b6c371ac636df85fa8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/checkpoint/0.1.5:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] cc2388f635e9367769709d29285f0a360779ea49e25c134b9cbf6f867f739ee5
[INFO] running `"docker" "start" "-a" "cc2388f635e9367769709d29285f0a360779ea49e25c134b9cbf6f867f739ee5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/checkpoint-dad25c78d024b526
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test storage::memory_storage::test::uncommitted_and_committed ... ok
[INFO] [stdout] test storage::memory_storage::test::memory_storage_checkpoint_identifiers ... ok
[INFO] [stdout] test storage::memory_storage::test::memory_storage_load_and_remove_checkpoint ... ok
[INFO] [stdout] test storage::memory_storage::test::memory_storage_create_and_commit_checkpoint ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests checkpoint
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 51) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cc2388f635e9367769709d29285f0a360779ea49e25c134b9cbf6f867f739ee5"`
[INFO] running `"docker" "rm" "-f" "cc2388f635e9367769709d29285f0a360779ea49e25c134b9cbf6f867f739ee5"`
[INFO] [stdout] cc2388f635e9367769709d29285f0a360779ea49e25c134b9cbf6f867f739ee5