[INFO] cloning repository flomonster/my-git
[INFO] running `"git" "clone" "--bare" "git://github.com/flomonster/my-git.git" "work/cache/sources/gh/flomonster/my-git"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/flomonster/my-git'...
[INFO] running `"git" "clone" "work/cache/sources/gh/flomonster/my-git" "work/ex/beta-1.37-6/sources/1.36.0/gh/flomonster/my-git"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/flomonster/my-git'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/flomonster/my-git" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/flomonster/my-git"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/flomonster/my-git'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8004d8b1b4c3a2a12b0553e204f121a5522ff54f
[INFO] sha for GitHub repo flomonster/my-git: 8004d8b1b4c3a2a12b0553e204f121a5522ff54f
[INFO] validating manifest of flomonster/my-git on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of flomonster/my-git on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing flomonster/my-git
[INFO] finished frobbing flomonster/my-git
[INFO] frobbed toml for flomonster/my-git written to work/ex/beta-1.37-6/sources/1.36.0/gh/flomonster/my-git/Cargo.toml
[INFO] started frobbing flomonster/my-git
[INFO] finished frobbing flomonster/my-git
[INFO] frobbed toml for flomonster/my-git written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/flomonster/my-git/Cargo.toml
[INFO] crate flomonster/my-git already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing flomonster/my-git against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/flomonster/my-git:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b003682af556628f841301c14763d4829c84546428edd1ced5a4aaee6895cdc1
[INFO] running `"docker" "start" "-a" "b003682af556628f841301c14763d4829c84546428edd1ced5a4aaee6895cdc1"`
[INFO] [stderr]    Compiling dirs-sys v0.3.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling dirs v2.0.1
[INFO] [stderr]    Compiling my_git v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/objects/tree.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn add(&mut self, entry: TreeEntry) -> &mut Tree {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.47s
[INFO] running `"docker" "inspect" "b003682af556628f841301c14763d4829c84546428edd1ced5a4aaee6895cdc1"`
[INFO] running `"docker" "rm" "-f" "b003682af556628f841301c14763d4829c84546428edd1ced5a4aaee6895cdc1"`
[INFO] [stdout] b003682af556628f841301c14763d4829c84546428edd1ced5a4aaee6895cdc1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/flomonster/my-git:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 85033f2683feae8ea26a224a5c695e4b8f1dd47e79f6e46d4fea93cb3f1d3e8d
[INFO] running `"docker" "start" "-a" "85033f2683feae8ea26a224a5c695e4b8f1dd47e79f6e46d4fea93cb3f1d3e8d"`
[INFO] [stderr]    Compiling my_git v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `crate::utils`
[INFO] [stderr]   --> src/objects/mod.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |     use crate::utils;
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chrono::DateTime`
[INFO] [stderr]   --> src/objects/mod.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     use chrono::DateTime;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/objects/mod.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let mut commit = Commit::new(
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/objects/commit.rs:181:13
[INFO] [stderr]     |
[INFO] [stderr] 181 |         let mut commit = Commit::new(
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/objects/tree.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn add(&mut self, entry: TreeEntry) -> &mut Tree {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `"docker" "inspect" "85033f2683feae8ea26a224a5c695e4b8f1dd47e79f6e46d4fea93cb3f1d3e8d"`
[INFO] running `"docker" "rm" "-f" "85033f2683feae8ea26a224a5c695e4b8f1dd47e79f6e46d4fea93cb3f1d3e8d"`
[INFO] [stdout] 85033f2683feae8ea26a224a5c695e4b8f1dd47e79f6e46d4fea93cb3f1d3e8d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/flomonster/my-git:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 2b3f6a740541630d7b6887503e2213a6acaee1d086234dd889189dfdccf71edb
[INFO] running `"docker" "start" "-a" "2b3f6a740541630d7b6887503e2213a6acaee1d086234dd889189dfdccf71edb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/my_git-338b473f2b4d1378
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test objects::blob::tests::blob_dump ... ok
[INFO] [stdout] test objects::commit::tests::commit_dump ... ok
[INFO] [stdout] test objects::tree::tests::tree_dump ... ok
[INFO] [stdout] test objects::tests::tree_hash_symlink ... ok
[INFO] [stdout] test objects::tests::blob_hash ... ok
[INFO] [stdout] test objects::tests::tree_hash_simple ... ok
[INFO] [stdout] test objects::tree::tests::tree_dump_multiple ... ok
[INFO] [stdout] test objects::tests::tree_hash_multiple ... ok
[INFO] [stdout] test objects::tests::commit_hash ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/my_git-50fdcfebf1a1448e
[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] [stderr]    Doc-tests my_git
[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" "2b3f6a740541630d7b6887503e2213a6acaee1d086234dd889189dfdccf71edb"`
[INFO] running `"docker" "rm" "-f" "2b3f6a740541630d7b6887503e2213a6acaee1d086234dd889189dfdccf71edb"`
[INFO] [stdout] 2b3f6a740541630d7b6887503e2213a6acaee1d086234dd889189dfdccf71edb