[INFO] updating cached repository Tomcc/Headerize
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Tomcc/Headerize
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Tomcc/Headerize" "work/ex/beta-1.38-1/sources/1.37.0/gh/Tomcc/Headerize"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Tomcc/Headerize'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Tomcc/Headerize" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Tomcc/Headerize"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Tomcc/Headerize'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fc2ff6594ef7fc9e028fb2153c4cb57ba22aa5fb
[INFO] sha for GitHub repo Tomcc/Headerize: fc2ff6594ef7fc9e028fb2153c4cb57ba22aa5fb
[INFO] validating manifest of Tomcc/Headerize on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Tomcc/Headerize on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Tomcc/Headerize
[INFO] finished frobbing Tomcc/Headerize
[INFO] frobbed toml for Tomcc/Headerize written to work/ex/beta-1.38-1/sources/1.37.0/gh/Tomcc/Headerize/Cargo.toml
[INFO] started frobbing Tomcc/Headerize
[INFO] finished frobbing Tomcc/Headerize
[INFO] frobbed toml for Tomcc/Headerize written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Tomcc/Headerize/Cargo.toml
[INFO] crate Tomcc/Headerize already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Tomcc/Headerize against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Tomcc/Headerize:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 535f9158f99edab61d3369208d4174492fcd3e197c967144d8e48c0ae1d6485f
[INFO] running `"docker" "start" "-a" "535f9158f99edab61d3369208d4174492fcd3e197c967144d8e48c0ae1d6485f"`
[INFO] [stderr]    Compiling headerize v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `xml::writer::EventWriter`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use xml::writer::EventWriter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/main.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |             _ => {}
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/main.rs:76:48
[INFO] [stderr]    |
[INFO] [stderr] 76 |                     XmlEvent::EndElement { ref name } => {
[INFO] [stderr]    |                                            ----^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            help: try ignoring the field: `name: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `indent`
[INFO] [stderr]   --> src/main.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn indent(size: usize) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "535f9158f99edab61d3369208d4174492fcd3e197c967144d8e48c0ae1d6485f"`
[INFO] running `"docker" "rm" "-f" "535f9158f99edab61d3369208d4174492fcd3e197c967144d8e48c0ae1d6485f"`
[INFO] [stdout] 535f9158f99edab61d3369208d4174492fcd3e197c967144d8e48c0ae1d6485f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Tomcc/Headerize:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f7a57e9a42647e5ee77b7d1acd368d1cd6e8019a2594f9c8b915d21d16cf95f6
[INFO] running `"docker" "start" "-a" "f7a57e9a42647e5ee77b7d1acd368d1cd6e8019a2594f9c8b915d21d16cf95f6"`
[INFO] [stderr]    Compiling headerize v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `xml::writer::EventWriter`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use xml::writer::EventWriter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/main.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |             _ => {}
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/main.rs:76:48
[INFO] [stderr]    |
[INFO] [stderr] 76 |                     XmlEvent::EndElement { ref name } => {
[INFO] [stderr]    |                                            ----^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            help: try ignoring the field: `name: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `indent`
[INFO] [stderr]   --> src/main.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn indent(size: usize) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "f7a57e9a42647e5ee77b7d1acd368d1cd6e8019a2594f9c8b915d21d16cf95f6"`
[INFO] running `"docker" "rm" "-f" "f7a57e9a42647e5ee77b7d1acd368d1cd6e8019a2594f9c8b915d21d16cf95f6"`
[INFO] [stdout] f7a57e9a42647e5ee77b7d1acd368d1cd6e8019a2594f9c8b915d21d16cf95f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Tomcc/Headerize:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] cb1717d41bd35e3e02bcf24cd1b82baa98e7fe49efe9ee10f254cc6a6291960a
[INFO] running `"docker" "start" "-a" "cb1717d41bd35e3e02bcf24cd1b82baa98e7fe49efe9ee10f254cc6a6291960a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/headerize-cc8b251f72b747fb
[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" "cb1717d41bd35e3e02bcf24cd1b82baa98e7fe49efe9ee10f254cc6a6291960a"`
[INFO] running `"docker" "rm" "-f" "cb1717d41bd35e3e02bcf24cd1b82baa98e7fe49efe9ee10f254cc6a6291960a"`
[INFO] [stdout] cb1717d41bd35e3e02bcf24cd1b82baa98e7fe49efe9ee10f254cc6a6291960a