[INFO] crate riff 0.1.1 is already in cache
[INFO] extracting crate riff 0.1.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/riff/0.1.1
[INFO] extracting crate riff 0.1.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/riff/0.1.1
[INFO] validating manifest of riff-0.1.1 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 riff-0.1.1 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 riff-0.1.1
[INFO] finished frobbing riff-0.1.1
[INFO] frobbed toml for riff-0.1.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/riff/0.1.1/Cargo.toml
[INFO] started frobbing riff-0.1.1
[INFO] finished frobbing riff-0.1.1
[INFO] frobbed toml for riff-0.1.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/riff/0.1.1/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 riff-0.1.1 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/riff/0.1.1:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] b3a7d28a10693abf66b52cb05bdc69b8b4406377bec807e658479d120a891070
[INFO] running `"docker" "start" "-a" "b3a7d28a10693abf66b52cb05bdc69b8b4406377bec807e658479d120a891070"`
[INFO] [stderr]    Compiling riff v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "b3a7d28a10693abf66b52cb05bdc69b8b4406377bec807e658479d120a891070"`
[INFO] running `"docker" "rm" "-f" "b3a7d28a10693abf66b52cb05bdc69b8b4406377bec807e658479d120a891070"`
[INFO] [stdout] b3a7d28a10693abf66b52cb05bdc69b8b4406377bec807e658479d120a891070
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/riff/0.1.1:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] b1159a2c1bd439d819fc2531b5df610f483851a765e1afb66b473aa4a507f3ae
[INFO] running `"docker" "start" "-a" "b1159a2c1bd439d819fc2531b5df610f483851a765e1afb66b473aa4a507f3ae"`
[INFO] [stderr]    Compiling riff v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `"docker" "inspect" "b1159a2c1bd439d819fc2531b5df610f483851a765e1afb66b473aa4a507f3ae"`
[INFO] running `"docker" "rm" "-f" "b1159a2c1bd439d819fc2531b5df610f483851a765e1afb66b473aa4a507f3ae"`
[INFO] [stdout] b1159a2c1bd439d819fc2531b5df610f483851a765e1afb66b473aa4a507f3ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/riff/0.1.1:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] a346cd5ec3cf5460a5dd7f9318f3bce711c3ea6809acac4099751f08edb71ce5
[INFO] running `"docker" "start" "-a" "a346cd5ec3cf5460a5dd7f9318f3bce711c3ea6809acac4099751f08edb71ce5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/riff-3b81e0e838c2abae
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::chunkid_from_str ... ok
[INFO] [stdout] test tests::chunkid_format ... ok
[INFO] [stdout] test tests::chunkid_to_str ... ok
[INFO] [stdout] test tests::chunkid_lists ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/integration_tests-0ba45aac4fdc55eb
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test read_minimal2 ... ok
[INFO] [stdout] test read_minimal ... ok
[INFO] [stdout] test read_test_2 ... ok
[INFO] [stdout] test read_test_1 ... ok
[INFO] [stdout] test write_test_1 ... ok
[INFO] [stdout] test write_test_2 ... 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 riff
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - Chunk::new_seqt (line 177) ... ok
[INFO] [stdout] test src/lib.rs - Chunk::new_riff (line 129) ... ok
[INFO] [stdout] test src/lib.rs - ChunkId::as_str (line 35) ... ok
[INFO] [stdout] test src/lib.rs - read_chunk (line 249) ... ok
[INFO] [stdout] test src/lib.rs - ChunkId::is_list (line 79) ... ok
[INFO] [stdout] test src/lib.rs - Chunk::new_data (line 201) ... ok
[INFO] [stdout] test src/lib.rs - ChunkId::new (line 48) ... ok
[INFO] [stdout] test src/lib.rs - Chunk::new_list (line 153) ... ok
[INFO] [stdout] test src/lib.rs - write_chunk (line 301) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a346cd5ec3cf5460a5dd7f9318f3bce711c3ea6809acac4099751f08edb71ce5"`
[INFO] running `"docker" "rm" "-f" "a346cd5ec3cf5460a5dd7f9318f3bce711c3ea6809acac4099751f08edb71ce5"`
[INFO] [stdout] a346cd5ec3cf5460a5dd7f9318f3bce711c3ea6809acac4099751f08edb71ce5