[INFO] updating cached repository MartinBG/MiniGit
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MartinBG/MiniGit
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MartinBG/MiniGit" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MartinBG/MiniGit"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MartinBG/MiniGit'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MartinBG/MiniGit" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MartinBG/MiniGit"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MartinBG/MiniGit'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 18295be714a76d6d63b93027831f898f6d122c3d
[INFO] sha for GitHub repo MartinBG/MiniGit: 18295be714a76d6d63b93027831f898f6d122c3d
[INFO] validating manifest of MartinBG/MiniGit on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MartinBG/MiniGit on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing MartinBG/MiniGit
[INFO] finished frobbing MartinBG/MiniGit
[INFO] frobbed toml for MartinBG/MiniGit written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MartinBG/MiniGit/Cargo.toml
[INFO] started frobbing MartinBG/MiniGit
[INFO] finished frobbing MartinBG/MiniGit
[INFO] frobbed toml for MartinBG/MiniGit written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MartinBG/MiniGit/Cargo.toml
[INFO] crate MartinBG/MiniGit already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking MartinBG/MiniGit against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MartinBG/MiniGit:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 47ac219049499a1a1b79cd0cfbc9ff2cf1c14b33bc26a8719f2bba53ec9ce12d
[INFO] running `"docker" "start" "-a" "47ac219049499a1a1b79cd0cfbc9ff2cf1c14b33bc26a8719f2bba53ec9ce12d"`
[INFO] [stderr]     Checking libc v0.2.35
[INFO] [stderr]     Checking same-file v1.0.1
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking walkdir v2.0.1
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking rand v0.3.20
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking MiniGit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/command_parsing.rs:113:3
[INFO] [stderr]     |
[INFO] [stderr] 113 |         _ => panic!("Wrong command passed in run_command")
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/command_parsing.rs:113:3
[INFO] [stderr]     |
[INFO] [stderr] 113 |         _ => panic!("Wrong command passed in run_command")
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MiniGit` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mini_git`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MiniGit` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mini_git`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MiniGit` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mini_git`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MiniGit` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mini_git`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.73s
[INFO] running `"docker" "inspect" "47ac219049499a1a1b79cd0cfbc9ff2cf1c14b33bc26a8719f2bba53ec9ce12d"`
[INFO] running `"docker" "rm" "-f" "47ac219049499a1a1b79cd0cfbc9ff2cf1c14b33bc26a8719f2bba53ec9ce12d"`
[INFO] [stdout] 47ac219049499a1a1b79cd0cfbc9ff2cf1c14b33bc26a8719f2bba53ec9ce12d