[INFO] crate redo 0.29.3 is already in cache
[INFO] extracting crate redo 0.29.3 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/redo/0.29.3
[INFO] extracting crate redo 0.29.3 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/redo/0.29.3
[INFO] validating manifest of redo-0.29.3 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of redo-0.29.3 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing redo-0.29.3
[INFO] finished frobbing redo-0.29.3
[INFO] frobbed toml for redo-0.29.3 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/redo/0.29.3/Cargo.toml
[INFO] started frobbing redo-0.29.3
[INFO] finished frobbing redo-0.29.3
[INFO] frobbed toml for redo-0.29.3 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/redo/0.29.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing redo-0.29.3 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/redo/0.29.3:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] a7add8bb4589500a1bbe4113b771dca132465fed5da8d81903e3bae9c2c3de4c
[INFO] running `"docker" "start" "-a" "a7add8bb4589500a1bbe4113b771dca132465fed5da8d81903e3bae9c2c3de4c"`
[INFO] [stderr]    Compiling redo v0.29.3 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/lib.rs:316:20
[INFO] [stderr]     |
[INFO] [stderr] 316 |         self.error.cause()
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "a7add8bb4589500a1bbe4113b771dca132465fed5da8d81903e3bae9c2c3de4c"`
[INFO] running `"docker" "rm" "-f" "a7add8bb4589500a1bbe4113b771dca132465fed5da8d81903e3bae9c2c3de4c"`
[INFO] [stdout] a7add8bb4589500a1bbe4113b771dca132465fed5da8d81903e3bae9c2c3de4c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/redo/0.29.3:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] e5f268afb9777fa0d95deb20b59cb5b0627cf34fbb0927b5d21f09c1ac7e9f01
[INFO] running `"docker" "start" "-a" "e5f268afb9777fa0d95deb20b59cb5b0627cf34fbb0927b5d21f09c1ac7e9f01"`
[INFO] [stderr]    Compiling redo v0.29.3 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/lib.rs:316:20
[INFO] [stderr]     |
[INFO] [stderr] 316 |         self.error.cause()
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `"docker" "inspect" "e5f268afb9777fa0d95deb20b59cb5b0627cf34fbb0927b5d21f09c1ac7e9f01"`
[INFO] running `"docker" "rm" "-f" "e5f268afb9777fa0d95deb20b59cb5b0627cf34fbb0927b5d21f09c1ac7e9f01"`
[INFO] [stdout] e5f268afb9777fa0d95deb20b59cb5b0627cf34fbb0927b5d21f09c1ac7e9f01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/redo/0.29.3:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] a6e888fabc0b0a556a62004d43def448f0364d5183a6fd2e640b6e05a3db469b
[INFO] running `"docker" "start" "-a" "a6e888fabc0b0a556a62004d43def448f0364d5183a6fd2e640b6e05a3db469b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/redo-9ea1f27390533751
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test checkpoint::tests::commit ... ok
[INFO] [stdout] test queue::tests::commit ... ok
[INFO] [stdout] test checkpoint::tests::cancel ... ok
[INFO] [stdout] test history::tests::go_to ... ok
[INFO] [stdout] test record::tests::go_to ... ok
[INFO] [stdout] test record::tests::set_limit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests redo
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - Command::merge (line 87) ... ok
[INFO] [stdout] test src/queue.rs - queue::Queue (line 17) ... ok
[INFO] [stdout] test src/record.rs - record::Record (line 23) ... ok
[INFO] [stdout] test src/checkpoint.rs - checkpoint::Checkpoint (line 18) ... ok
[INFO] [stdout] test src/history.rs - history::History (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a6e888fabc0b0a556a62004d43def448f0364d5183a6fd2e640b6e05a3db469b"`
[INFO] running `"docker" "rm" "-f" "a6e888fabc0b0a556a62004d43def448f0364d5183a6fd2e640b6e05a3db469b"`
[INFO] [stdout] a6e888fabc0b0a556a62004d43def448f0364d5183a6fd2e640b6e05a3db469b