[INFO] updating cached repository https://github.com/michael-robbins/filemapper
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a92a4ed3b7e2cea28bc2dd07f752ee2cd316967b
[INFO] testing michael-robbins/filemapper against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichael-robbins%2Ffilemapper" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michael-robbins/filemapper on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/michael-robbins/filemapper
[INFO] finished tweaking git repo https://github.com/michael-robbins/filemapper
[INFO] tweaked toml for git repo https://github.com/michael-robbins/filemapper written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/michael-robbins/filemapper already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] bcb2e4f4ed142ecfb68910791422f704993b98d4c2803aa6494a6697314fed99
[INFO] running `"docker" "start" "-a" "bcb2e4f4ed142ecfb68910791422f704993b98d4c2803aa6494a6697314fed99"`
[INFO] [stderr]    Compiling serde v1.0.68
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling aho-corasick v0.6.5
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling env_logger v0.5.10
[INFO] [stderr]    Compiling csv v1.0.0
[INFO] [stderr]    Compiling file_mapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/helpers.rs:12:41
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn open_file(filename: &str) -> Box<Read> {
[INFO] [stderr]    |                                         ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/helpers.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let decompressor: Box<Read> = match file_path.extension().unwrap_or_default().to_str() {
[INFO] [stderr]    |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mapping_file.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     cache: Box<MappingCache>,
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: use `dyn`: `dyn MappingCache`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.78s
[INFO] running `"docker" "inspect" "bcb2e4f4ed142ecfb68910791422f704993b98d4c2803aa6494a6697314fed99"`
[INFO] running `"docker" "rm" "-f" "bcb2e4f4ed142ecfb68910791422f704993b98d4c2803aa6494a6697314fed99"`
[INFO] [stdout] bcb2e4f4ed142ecfb68910791422f704993b98d4c2803aa6494a6697314fed99
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 359dc3de5b06458fabb20ecfc6faee0183834db77a86d3650552ea55531d3139
[INFO] running `"docker" "start" "-a" "359dc3de5b06458fabb20ecfc6faee0183834db77a86d3650552ea55531d3139"`
[INFO] [stderr]    Compiling file_mapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/helpers.rs:12:41
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn open_file(filename: &str) -> Box<Read> {
[INFO] [stderr]    |                                         ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/helpers.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let decompressor: Box<Read> = match file_path.extension().unwrap_or_default().to_str() {
[INFO] [stderr]    |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mapping_file.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     cache: Box<MappingCache>,
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: use `dyn`: `dyn MappingCache`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "359dc3de5b06458fabb20ecfc6faee0183834db77a86d3650552ea55531d3139"`
[INFO] running `"docker" "rm" "-f" "359dc3de5b06458fabb20ecfc6faee0183834db77a86d3650552ea55531d3139"`
[INFO] [stdout] 359dc3de5b06458fabb20ecfc6faee0183834db77a86d3650552ea55531d3139
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 179ddabf144858184ba6f0bbc90d3e49472831cc49cb950cc4afb8409387a4a3
[INFO] running `"docker" "start" "-a" "179ddabf144858184ba6f0bbc90d3e49472831cc49cb950cc4afb8409387a4a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/file_mapper-f72a45ebe2f1d920
[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" "179ddabf144858184ba6f0bbc90d3e49472831cc49cb950cc4afb8409387a4a3"`
[INFO] running `"docker" "rm" "-f" "179ddabf144858184ba6f0bbc90d3e49472831cc49cb950cc4afb8409387a4a3"`
[INFO] [stdout] 179ddabf144858184ba6f0bbc90d3e49472831cc49cb950cc4afb8409387a4a3