[INFO] updating cached repository gsnewmark/hltb
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gsnewmark/hltb
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gsnewmark/hltb" "work/ex/beta-1.38-1/sources/1.37.0/gh/gsnewmark/hltb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/gsnewmark/hltb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gsnewmark/hltb" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gsnewmark/hltb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gsnewmark/hltb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 41b8b74c23df87b365767b3756ce5568bad56792
[INFO] sha for GitHub repo gsnewmark/hltb: 41b8b74c23df87b365767b3756ce5568bad56792
[INFO] validating manifest of gsnewmark/hltb 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 gsnewmark/hltb 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 gsnewmark/hltb
[INFO] finished frobbing gsnewmark/hltb
[INFO] frobbed toml for gsnewmark/hltb written to work/ex/beta-1.38-1/sources/1.37.0/gh/gsnewmark/hltb/Cargo.toml
[INFO] started frobbing gsnewmark/hltb
[INFO] finished frobbing gsnewmark/hltb
[INFO] frobbed toml for gsnewmark/hltb written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gsnewmark/hltb/Cargo.toml
[INFO] crate gsnewmark/hltb 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing gsnewmark/hltb 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gsnewmark/hltb:/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] 4fc8ea9877af4a72aabdc3a7cc516cbff2ed605437ff977ca365b82e12f88660
[INFO] running `"docker" "start" "-a" "4fc8ea9877af4a72aabdc3a7cc516cbff2ed605437ff977ca365b82e12f88660"`
[INFO] [stderr]    Compiling serde v1.0.53
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling encoding_rs v0.7.2
[INFO] [stderr]    Compiling base64 v0.9.1
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling syn v0.13.4
[INFO] [stderr]    Compiling libflate v0.1.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-fs v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.2.8
[INFO] [stderr]    Compiling tokio v0.1.6
[INFO] [stderr]    Compiling structopt v0.2.8
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling backtrace v0.3.6
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling serde_urlencoded v0.5.1
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling hyper v0.11.26
[INFO] [stderr]    Compiling hyper-tls v0.1.3
[INFO] [stderr]    Compiling reqwest v0.8.5
[INFO] [stderr]    Compiling hltb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `opt`
[INFO] [stderr]   --> src/lib.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn run(opt: &Opt) -> Result<reqwest::Response, Error> {
[INFO] [stderr]    |            ^^^ help: consider prefixing with an underscore: `_opt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.98s
[INFO] running `"docker" "inspect" "4fc8ea9877af4a72aabdc3a7cc516cbff2ed605437ff977ca365b82e12f88660"`
[INFO] running `"docker" "rm" "-f" "4fc8ea9877af4a72aabdc3a7cc516cbff2ed605437ff977ca365b82e12f88660"`
[INFO] [stdout] 4fc8ea9877af4a72aabdc3a7cc516cbff2ed605437ff977ca365b82e12f88660
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gsnewmark/hltb:/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] ead3f05884f4ddc92b6a7289efeae49bd07828a48d87819d67a0c4b1bd3db919
[INFO] running `"docker" "start" "-a" "ead3f05884f4ddc92b6a7289efeae49bd07828a48d87819d67a0c4b1bd3db919"`
[INFO] [stderr]    Compiling hltb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `opt`
[INFO] [stderr]   --> src/lib.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn run(opt: &Opt) -> Result<reqwest::Response, Error> {
[INFO] [stderr]    |            ^^^ help: consider prefixing with an underscore: `_opt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `"docker" "inspect" "ead3f05884f4ddc92b6a7289efeae49bd07828a48d87819d67a0c4b1bd3db919"`
[INFO] running `"docker" "rm" "-f" "ead3f05884f4ddc92b6a7289efeae49bd07828a48d87819d67a0c4b1bd3db919"`
[INFO] [stdout] ead3f05884f4ddc92b6a7289efeae49bd07828a48d87819d67a0c4b1bd3db919
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gsnewmark/hltb:/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] bb72cc13a5096450398864fe16912109de19ce252df6d2eba2e3c3a37091dc71
[INFO] running `"docker" "start" "-a" "bb72cc13a5096450398864fe16912109de19ce252df6d2eba2e3c3a37091dc71"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hltb-c473d016ae125f12
[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]      Running /opt/crater/target/debug/deps/hltb-bb06576c8bdf1a9a
[INFO] [stderr]    Doc-tests hltb
[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] [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" "bb72cc13a5096450398864fe16912109de19ce252df6d2eba2e3c3a37091dc71"`
[INFO] running `"docker" "rm" "-f" "bb72cc13a5096450398864fe16912109de19ce252df6d2eba2e3c3a37091dc71"`
[INFO] [stdout] bb72cc13a5096450398864fe16912109de19ce252df6d2eba2e3c3a37091dc71