[INFO] updating cached repository jenstrange/tinychain-explorer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jenstrange/tinychain-explorer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jenstrange/tinychain-explorer" "work/ex/beta-1.38-1/sources/1.37.0/gh/jenstrange/tinychain-explorer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jenstrange/tinychain-explorer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jenstrange/tinychain-explorer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jenstrange/tinychain-explorer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jenstrange/tinychain-explorer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 07bba5b4d88e86dad5fb5c3894cf795a70ba3452
[INFO] sha for GitHub repo jenstrange/tinychain-explorer: 07bba5b4d88e86dad5fb5c3894cf795a70ba3452
[INFO] validating manifest of jenstrange/tinychain-explorer 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 jenstrange/tinychain-explorer 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 jenstrange/tinychain-explorer
[INFO] finished frobbing jenstrange/tinychain-explorer
[INFO] frobbed toml for jenstrange/tinychain-explorer written to work/ex/beta-1.38-1/sources/1.37.0/gh/jenstrange/tinychain-explorer/Cargo.toml
[INFO] started frobbing jenstrange/tinychain-explorer
[INFO] finished frobbing jenstrange/tinychain-explorer
[INFO] frobbed toml for jenstrange/tinychain-explorer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jenstrange/tinychain-explorer/Cargo.toml
[INFO] crate jenstrange/tinychain-explorer 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] [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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing jenstrange/tinychain-explorer 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-7/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/jenstrange/tinychain-explorer:/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] 1db4f04ec401c86ea247a443ca1a32af7c5bfb30e5b137ad1e471d91b4d98d1d
[INFO] running `"docker" "start" "-a" "1db4f04ec401c86ea247a443ca1a32af7c5bfb30e5b137ad1e471d91b4d98d1d"`
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling hyper v0.10.12
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling handlebars v0.26.2
[INFO] [stderr]    Compiling iron v0.5.1
[INFO] [stderr]    Compiling handlebars-iron v0.24.1
[INFO] [stderr]    Compiling tinychain-explorer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `send_msg`
[INFO] [stderr]   --> src/bin/main.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn send_msg(msg: 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 36.70s
[INFO] running `"docker" "inspect" "1db4f04ec401c86ea247a443ca1a32af7c5bfb30e5b137ad1e471d91b4d98d1d"`
[INFO] running `"docker" "rm" "-f" "1db4f04ec401c86ea247a443ca1a32af7c5bfb30e5b137ad1e471d91b4d98d1d"`
[INFO] [stdout] 1db4f04ec401c86ea247a443ca1a32af7c5bfb30e5b137ad1e471d91b4d98d1d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/jenstrange/tinychain-explorer:/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] 2104e095c75dc6fc4dee03ca5addadf9d9cd5ff33042e5a78ddd5ffba44456e4
[INFO] running `"docker" "start" "-a" "2104e095c75dc6fc4dee03ca5addadf9d9cd5ff33042e5a78ddd5ffba44456e4"`
[INFO] [stderr]    Compiling tinychain-explorer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `send_msg`
[INFO] [stderr]   --> src/bin/main.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn send_msg(msg: 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 1.28s
[INFO] running `"docker" "inspect" "2104e095c75dc6fc4dee03ca5addadf9d9cd5ff33042e5a78ddd5ffba44456e4"`
[INFO] running `"docker" "rm" "-f" "2104e095c75dc6fc4dee03ca5addadf9d9cd5ff33042e5a78ddd5ffba44456e4"`
[INFO] [stdout] 2104e095c75dc6fc4dee03ca5addadf9d9cd5ff33042e5a78ddd5ffba44456e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/jenstrange/tinychain-explorer:/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] 35b92022d0994cd56c858442ae7e99b5d520434e876c1efbfc9e959e75c17769
[INFO] running `"docker" "start" "-a" "35b92022d0994cd56c858442ae7e99b5d520434e876c1efbfc9e959e75c17769"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-904c62df3ac51162
[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" "35b92022d0994cd56c858442ae7e99b5d520434e876c1efbfc9e959e75c17769"`
[INFO] running `"docker" "rm" "-f" "35b92022d0994cd56c858442ae7e99b5d520434e876c1efbfc9e959e75c17769"`
[INFO] [stdout] 35b92022d0994cd56c858442ae7e99b5d520434e876c1efbfc9e959e75c17769