[INFO] crate libpeer 0.0.1 is already in cache
[INFO] extracting crate libpeer 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/libpeer/0.0.1
[INFO] extracting crate libpeer 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libpeer/0.0.1
[INFO] validating manifest of libpeer-0.0.1 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 libpeer-0.0.1 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 libpeer-0.0.1
[INFO] finished frobbing libpeer-0.0.1
[INFO] frobbed toml for libpeer-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/libpeer/0.0.1/Cargo.toml
[INFO] started frobbing libpeer-0.0.1
[INFO] finished frobbing libpeer-0.0.1
[INFO] frobbed toml for libpeer-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libpeer/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing libpeer-0.0.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libpeer/0.0.1:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4bb3affa7d9c8dd6b0b9deaa487fee283d6e4f6dcf2903fdbb3213faa01af6c3
[INFO] running `"docker" "start" "-a" "4bb3affa7d9c8dd6b0b9deaa487fee283d6e4f6dcf2903fdbb3213faa01af6c3"`
[INFO] [stderr]    Compiling libpeer v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `boomer`
[INFO] [stderr]  --> src/git/boom.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn boomer() -> i32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `connect`
[INFO] [stderr]  --> src/git/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn connect() -> i32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `handle_git`
[INFO] [stderr]   --> src/lib.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn handle_git() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "4bb3affa7d9c8dd6b0b9deaa487fee283d6e4f6dcf2903fdbb3213faa01af6c3"`
[INFO] running `"docker" "rm" "-f" "4bb3affa7d9c8dd6b0b9deaa487fee283d6e4f6dcf2903fdbb3213faa01af6c3"`
[INFO] [stdout] 4bb3affa7d9c8dd6b0b9deaa487fee283d6e4f6dcf2903fdbb3213faa01af6c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libpeer/0.0.1:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c12dadd54fc02160653b5ddad70dffc2619b159874f4262a16cab527a6dc372c
[INFO] running `"docker" "start" "-a" "c12dadd54fc02160653b5ddad70dffc2619b159874f4262a16cab527a6dc372c"`
[INFO] [stderr]    Compiling libpeer v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `handle_git`
[INFO] [stderr]   --> src/lib.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn handle_git() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "c12dadd54fc02160653b5ddad70dffc2619b159874f4262a16cab527a6dc372c"`
[INFO] running `"docker" "rm" "-f" "c12dadd54fc02160653b5ddad70dffc2619b159874f4262a16cab527a6dc372c"`
[INFO] [stdout] c12dadd54fc02160653b5ddad70dffc2619b159874f4262a16cab527a6dc372c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libpeer/0.0.1:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 502fbb7f4edca6b3e66a0b88a6f42434581b81d8406466598516ed1ae76379ba
[INFO] running `"docker" "start" "-a" "502fbb7f4edca6b3e66a0b88a6f42434581b81d8406466598516ed1ae76379ba"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/libpeer-639f58033644b597
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::git_test ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libpeer
[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" "502fbb7f4edca6b3e66a0b88a6f42434581b81d8406466598516ed1ae76379ba"`
[INFO] running `"docker" "rm" "-f" "502fbb7f4edca6b3e66a0b88a6f42434581b81d8406466598516ed1ae76379ba"`
[INFO] [stdout] 502fbb7f4edca6b3e66a0b88a6f42434581b81d8406466598516ed1ae76379ba