[INFO] updating cached repository asmuth/fhistory
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/asmuth/fhistory
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/asmuth/fhistory" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/asmuth/fhistory"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/asmuth/fhistory'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/asmuth/fhistory" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/asmuth/fhistory"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/asmuth/fhistory'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3e9d81f90eefc595fc55851c5092ca8938c03f75
[INFO] sha for GitHub repo asmuth/fhistory: 3e9d81f90eefc595fc55851c5092ca8938c03f75
[INFO] validating manifest of asmuth/fhistory 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 asmuth/fhistory 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 asmuth/fhistory
[INFO] finished frobbing asmuth/fhistory
[INFO] frobbed toml for asmuth/fhistory written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/asmuth/fhistory/Cargo.toml
[INFO] started frobbing asmuth/fhistory
[INFO] finished frobbing asmuth/fhistory
[INFO] frobbed toml for asmuth/fhistory written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/asmuth/fhistory/Cargo.toml
[INFO] crate asmuth/fhistory has a lockfile. skipping
[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 asmuth/fhistory against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/asmuth/fhistory:/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] 0b1a8939ae874e9a006d8f0cd6fdf2d7d532238e347ff52e3504092478d405a0
[INFO] running `"docker" "start" "-a" "0b1a8939ae874e9a006d8f0cd6fdf2d7d532238e347ff52e3504092478d405a0"`
[INFO] [stderr]    Compiling inflate v0.4.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling fhistory v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `data_path_abs`
[INFO] [stderr]   --> src/op_acknowledge.rs:59:7
[INFO] [stderr]    |
[INFO] [stderr] 59 |   let data_path_abs = match fs::canonicalize(&data_path) {
[INFO] [stderr]    |       ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_data_path_abs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `list_files`
[INFO] [stderr]    --> src/index_diff.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn list_files(diffs: &IndexDiffList) -> Vec<PathBuf> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.75s
[INFO] running `"docker" "inspect" "0b1a8939ae874e9a006d8f0cd6fdf2d7d532238e347ff52e3504092478d405a0"`
[INFO] running `"docker" "rm" "-f" "0b1a8939ae874e9a006d8f0cd6fdf2d7d532238e347ff52e3504092478d405a0"`
[INFO] [stdout] 0b1a8939ae874e9a006d8f0cd6fdf2d7d532238e347ff52e3504092478d405a0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/asmuth/fhistory:/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] 891f1580c9d3c363c48266509c40289ef7ed02da9fe52afd8af20a23462061e8
[INFO] running `"docker" "start" "-a" "891f1580c9d3c363c48266509c40289ef7ed02da9fe52afd8af20a23462061e8"`
[INFO] [stderr]    Compiling fhistory v0.8.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `data_path_abs`
[INFO] [stderr]   --> src/op_acknowledge.rs:59:7
[INFO] [stderr]    |
[INFO] [stderr] 59 |   let data_path_abs = match fs::canonicalize(&data_path) {
[INFO] [stderr]    |       ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_data_path_abs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `list_files`
[INFO] [stderr]    --> src/index_diff.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn list_files(diffs: &IndexDiffList) -> Vec<PathBuf> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "891f1580c9d3c363c48266509c40289ef7ed02da9fe52afd8af20a23462061e8"`
[INFO] running `"docker" "rm" "-f" "891f1580c9d3c363c48266509c40289ef7ed02da9fe52afd8af20a23462061e8"`
[INFO] [stdout] 891f1580c9d3c363c48266509c40289ef7ed02da9fe52afd8af20a23462061e8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/asmuth/fhistory:/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] 1ea4251fb7b9456db045a3e901dfb09a29c74f4e1f2841b6a41baebd759d8cbd
[INFO] running `"docker" "start" "-a" "1ea4251fb7b9456db045a3e901dfb09a29c74f4e1f2841b6a41baebd759d8cbd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fhistory-7051f4c85eb81266
[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" "1ea4251fb7b9456db045a3e901dfb09a29c74f4e1f2841b6a41baebd759d8cbd"`
[INFO] running `"docker" "rm" "-f" "1ea4251fb7b9456db045a3e901dfb09a29c74f4e1f2841b6a41baebd759d8cbd"`
[INFO] [stdout] 1ea4251fb7b9456db045a3e901dfb09a29c74f4e1f2841b6a41baebd759d8cbd