[INFO] updating cached repository https://github.com/not-an-aardvark/git-structured-log
[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] c4c5f59a2d83abb7d664908782f7d905022e6037
[INFO] testing not-an-aardvark/git-structured-log against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnot-an-aardvark%2Fgit-structured-log" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/not-an-aardvark/git-structured-log 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/not-an-aardvark/git-structured-log
[INFO] finished tweaking git repo https://github.com/not-an-aardvark/git-structured-log
[INFO] tweaked toml for git repo https://github.com/not-an-aardvark/git-structured-log written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/not-an-aardvark/git-structured-log 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] bac82ecaba5b01f2b028e9644c55afbe5bed45ed55478e40660ea910a2ae253d
[INFO] running `"docker" "start" "-a" "bac82ecaba5b01f2b028e9644c55afbe5bed45ed55478e40660ea910a2ae253d"`
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.15
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.10
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling git_structured_log v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:30:79
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn print_commits(revision_range: &str, formats_input: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[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/main.rs:63:50
[INFO] [stderr]    |
[INFO] [stderr] 63 |                     .collect::<Result<Value, Box<Error>>>()?,
[INFO] [stderr]    |                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:98:64
[INFO] [stderr]    |
[INFO] [stderr] 98 | fn object_to_hex_string(object: &Object) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:111:68
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn invalid_format(format: &str, reason: &str) -> Result<Value, Box<Error>> {
[INFO] [stderr]     |                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.29s
[INFO] running `"docker" "inspect" "bac82ecaba5b01f2b028e9644c55afbe5bed45ed55478e40660ea910a2ae253d"`
[INFO] running `"docker" "rm" "-f" "bac82ecaba5b01f2b028e9644c55afbe5bed45ed55478e40660ea910a2ae253d"`
[INFO] [stdout] bac82ecaba5b01f2b028e9644c55afbe5bed45ed55478e40660ea910a2ae253d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] 630dc404ca45ef485e032fd0fb6580896fbdf678cbc11ab7f6854b65fc27d603
[INFO] running `"docker" "start" "-a" "630dc404ca45ef485e032fd0fb6580896fbdf678cbc11ab7f6854b65fc27d603"`
[INFO] [stderr]    Compiling git_structured_log v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:30:79
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn print_commits(revision_range: &str, formats_input: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[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/main.rs:63:50
[INFO] [stderr]    |
[INFO] [stderr] 63 |                     .collect::<Result<Value, Box<Error>>>()?,
[INFO] [stderr]    |                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:98:64
[INFO] [stderr]    |
[INFO] [stderr] 98 | fn object_to_hex_string(object: &Object) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:111:68
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn invalid_format(format: &str, reason: &str) -> Result<Value, Box<Error>> {
[INFO] [stderr]     |                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "630dc404ca45ef485e032fd0fb6580896fbdf678cbc11ab7f6854b65fc27d603"`
[INFO] running `"docker" "rm" "-f" "630dc404ca45ef485e032fd0fb6580896fbdf678cbc11ab7f6854b65fc27d603"`
[INFO] [stdout] 630dc404ca45ef485e032fd0fb6580896fbdf678cbc11ab7f6854b65fc27d603
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] 29d413780b262f46c34004d0f869e4bb494be1dcb0a3c8123dba9adba1a742e1
[INFO] running `"docker" "start" "-a" "29d413780b262f46c34004d0f869e4bb494be1dcb0a3c8123dba9adba1a742e1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/git_structured_log-867c02334660658a
[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" "29d413780b262f46c34004d0f869e4bb494be1dcb0a3c8123dba9adba1a742e1"`
[INFO] running `"docker" "rm" "-f" "29d413780b262f46c34004d0f869e4bb494be1dcb0a3c8123dba9adba1a742e1"`
[INFO] [stdout] 29d413780b262f46c34004d0f869e4bb494be1dcb0a3c8123dba9adba1a742e1