[INFO] updating cached repository Divoolej/binpeeks
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Divoolej/binpeeks
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Divoolej/binpeeks" "work/ex/beta-1.37-6/sources/1.36.0/gh/Divoolej/binpeeks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Divoolej/binpeeks'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Divoolej/binpeeks" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Divoolej/binpeeks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Divoolej/binpeeks'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 634d875505ca1a90f4691fc00b842f1220456679
[INFO] sha for GitHub repo Divoolej/binpeeks: 634d875505ca1a90f4691fc00b842f1220456679
[INFO] validating manifest of Divoolej/binpeeks 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 Divoolej/binpeeks 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 Divoolej/binpeeks
[INFO] finished frobbing Divoolej/binpeeks
[INFO] frobbed toml for Divoolej/binpeeks written to work/ex/beta-1.37-6/sources/1.36.0/gh/Divoolej/binpeeks/Cargo.toml
[INFO] started frobbing Divoolej/binpeeks
[INFO] finished frobbing Divoolej/binpeeks
[INFO] frobbed toml for Divoolej/binpeeks written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Divoolej/binpeeks/Cargo.toml
[INFO] crate Divoolej/binpeeks 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Divoolej/binpeeks against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Divoolej/binpeeks:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] fdb3c6835f191f2d3ba8023136071e0ea2c7deb94a05a8a6c2ac7694399ec419
[INFO] running `"docker" "start" "-a" "fdb3c6835f191f2d3ba8023136071e0ea2c7deb94a05a8a6c2ac7694399ec419"`
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling signal-hook v0.1.8
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling binpeeks v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Peeker`
[INFO] [stderr]  --> src/peeker.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Peeker {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/peeker.rs:9:3
[INFO] [stderr]   |
[INFO] [stderr] 9 |   pub fn new(file: File) -> Peeker {
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.14s
[INFO] running `"docker" "inspect" "fdb3c6835f191f2d3ba8023136071e0ea2c7deb94a05a8a6c2ac7694399ec419"`
[INFO] running `"docker" "rm" "-f" "fdb3c6835f191f2d3ba8023136071e0ea2c7deb94a05a8a6c2ac7694399ec419"`
[INFO] [stdout] fdb3c6835f191f2d3ba8023136071e0ea2c7deb94a05a8a6c2ac7694399ec419
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Divoolej/binpeeks:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7c2541e22f30b633d28468fa9d16eac5062ec81886a2633f7afbd67959520a0c
[INFO] running `"docker" "start" "-a" "7c2541e22f30b633d28468fa9d16eac5062ec81886a2633f7afbd67959520a0c"`
[INFO] [stderr]    Compiling binpeeks v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Peeker`
[INFO] [stderr]  --> src/peeker.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Peeker {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/peeker.rs:9:3
[INFO] [stderr]   |
[INFO] [stderr] 9 |   pub fn new(file: File) -> Peeker {
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "7c2541e22f30b633d28468fa9d16eac5062ec81886a2633f7afbd67959520a0c"`
[INFO] running `"docker" "rm" "-f" "7c2541e22f30b633d28468fa9d16eac5062ec81886a2633f7afbd67959520a0c"`
[INFO] [stdout] 7c2541e22f30b633d28468fa9d16eac5062ec81886a2633f7afbd67959520a0c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Divoolej/binpeeks:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 8ad98b1dbe46fd8bf343cdeb88e454d4bb118e490a041a058fb3e49ae1a72d49
[INFO] running `"docker" "start" "-a" "8ad98b1dbe46fd8bf343cdeb88e454d4bb118e490a041a058fb3e49ae1a72d49"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/binpeeks-c349d46f2f7f95e5
[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" "8ad98b1dbe46fd8bf343cdeb88e454d4bb118e490a041a058fb3e49ae1a72d49"`
[INFO] running `"docker" "rm" "-f" "8ad98b1dbe46fd8bf343cdeb88e454d4bb118e490a041a058fb3e49ae1a72d49"`
[INFO] [stdout] 8ad98b1dbe46fd8bf343cdeb88e454d4bb118e490a041a058fb3e49ae1a72d49