[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/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/gsnewmark/hltb"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/gsnewmark/hltb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gsnewmark/hltb" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/gsnewmark/hltb"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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 master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gsnewmark/hltb on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "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/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/gsnewmark/hltb/Cargo.toml
[INFO] crate gsnewmark/hltb has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing gsnewmark/hltb against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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=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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 6aaa95957713ffd3a249530b632bc96df01d02f3ac19a3b4f18ba0f9427fa3a2
[INFO] running `"docker" "start" "-a" "6aaa95957713ffd3a249530b632bc96df01d02f3ac19a3b4f18ba0f9427fa3a2"`
[INFO] [stderr]    Compiling serde v1.0.53
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling syn v0.13.4
[INFO] [stderr]    Compiling backtrace v0.3.6
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[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 tokio-core v0.1.17
[INFO] [stderr]    Compiling structopt v0.2.8
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling serde_urlencoded v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.17
[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 43.64s
[INFO] running `"docker" "inspect" "6aaa95957713ffd3a249530b632bc96df01d02f3ac19a3b4f18ba0f9427fa3a2"`
[INFO] running `"docker" "rm" "-f" "6aaa95957713ffd3a249530b632bc96df01d02f3ac19a3b4f18ba0f9427fa3a2"`
[INFO] [stdout] 6aaa95957713ffd3a249530b632bc96df01d02f3ac19a3b4f18ba0f9427fa3a2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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=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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6b7da6572c390a817c14a597dc06c432bc524aaf2e8818e417e17296cb7b22ef
[INFO] running `"docker" "start" "-a" "6b7da6572c390a817c14a597dc06c432bc524aaf2e8818e417e17296cb7b22ef"`
[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 1.30s
[INFO] running `"docker" "inspect" "6b7da6572c390a817c14a597dc06c432bc524aaf2e8818e417e17296cb7b22ef"`
[INFO] running `"docker" "rm" "-f" "6b7da6572c390a817c14a597dc06c432bc524aaf2e8818e417e17296cb7b22ef"`
[INFO] [stdout] 6b7da6572c390a817c14a597dc06c432bc524aaf2e8818e417e17296cb7b22ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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=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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 9eb80b82ec25eb5c2e1622eb36881cb48e4d65b73f1fbf939a7af2fe07d1299f
[INFO] running `"docker" "start" "-a" "9eb80b82ec25eb5c2e1622eb36881cb48e4d65b73f1fbf939a7af2fe07d1299f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hltb-cb57b381693cd94b
[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-149fef50dda1b758
[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" "9eb80b82ec25eb5c2e1622eb36881cb48e4d65b73f1fbf939a7af2fe07d1299f"`
[INFO] running `"docker" "rm" "-f" "9eb80b82ec25eb5c2e1622eb36881cb48e4d65b73f1fbf939a7af2fe07d1299f"`
[INFO] [stdout] 9eb80b82ec25eb5c2e1622eb36881cb48e4d65b73f1fbf939a7af2fe07d1299f