[INFO] updating cached repository RyanBluth/dumbbell
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RyanBluth/dumbbell
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RyanBluth/dumbbell" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/RyanBluth/dumbbell"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/RyanBluth/dumbbell'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RyanBluth/dumbbell" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/RyanBluth/dumbbell"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/RyanBluth/dumbbell'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b52cd1b7d30cd50ea05b397b59bfd6988d1b0456
[INFO] sha for GitHub repo RyanBluth/dumbbell: b52cd1b7d30cd50ea05b397b59bfd6988d1b0456
[INFO] validating manifest of RyanBluth/dumbbell 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 RyanBluth/dumbbell 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 RyanBluth/dumbbell
[INFO] finished frobbing RyanBluth/dumbbell
[INFO] frobbed toml for RyanBluth/dumbbell written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/RyanBluth/dumbbell/Cargo.toml
[INFO] started frobbing RyanBluth/dumbbell
[INFO] finished frobbing RyanBluth/dumbbell
[INFO] frobbed toml for RyanBluth/dumbbell written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/RyanBluth/dumbbell/Cargo.toml
[INFO] crate RyanBluth/dumbbell 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 RyanBluth/dumbbell against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/RyanBluth/dumbbell:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] a8bd924b3e7a7a99297028e161afd9a5d33d60a1f2b54490672eb5fc02665e56
[INFO] running `"docker" "start" "-a" "a8bd924b3e7a7a99297028e161afd9a5d33d60a1f2b54490672eb5fc02665e56"`
[INFO] [stderr]    Compiling hyper v0.10.0
[INFO] [stderr]    Compiling dumbbell v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `hyper::Client`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use hyper::Client;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> src/main.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 | use clap::{Arg, App, SubCommand, ArgMatches};
[INFO] [stderr]   |                      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/main.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn from(err: std::num::ParseIntError) -> TaskError {
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.66s
[INFO] running `"docker" "inspect" "a8bd924b3e7a7a99297028e161afd9a5d33d60a1f2b54490672eb5fc02665e56"`
[INFO] running `"docker" "rm" "-f" "a8bd924b3e7a7a99297028e161afd9a5d33d60a1f2b54490672eb5fc02665e56"`
[INFO] [stdout] a8bd924b3e7a7a99297028e161afd9a5d33d60a1f2b54490672eb5fc02665e56
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/RyanBluth/dumbbell:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7a2e6b78dfac2183735de251f4b7146120a2b3e0f5d1262d48116244afedfaf3
[INFO] running `"docker" "start" "-a" "7a2e6b78dfac2183735de251f4b7146120a2b3e0f5d1262d48116244afedfaf3"`
[INFO] [stderr]    Compiling dumbbell v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `hyper::Client`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use hyper::Client;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> src/main.rs:5:22
[INFO] [stderr]   |
[INFO] [stderr] 5 | use clap::{Arg, App, SubCommand, ArgMatches};
[INFO] [stderr]   |                      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/main.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn from(err: std::num::ParseIntError) -> TaskError {
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "7a2e6b78dfac2183735de251f4b7146120a2b3e0f5d1262d48116244afedfaf3"`
[INFO] running `"docker" "rm" "-f" "7a2e6b78dfac2183735de251f4b7146120a2b3e0f5d1262d48116244afedfaf3"`
[INFO] [stdout] 7a2e6b78dfac2183735de251f4b7146120a2b3e0f5d1262d48116244afedfaf3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/RyanBluth/dumbbell:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 4e8865a6a232de081a08b9bafbd59e463583bd22c6550ce41627d8445c3e2a91
[INFO] running `"docker" "start" "-a" "4e8865a6a232de081a08b9bafbd59e463583bd22c6550ce41627d8445c3e2a91"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dumbbell-8267e2a9962490ab
[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" "4e8865a6a232de081a08b9bafbd59e463583bd22c6550ce41627d8445c3e2a91"`
[INFO] running `"docker" "rm" "-f" "4e8865a6a232de081a08b9bafbd59e463583bd22c6550ce41627d8445c3e2a91"`
[INFO] [stdout] 4e8865a6a232de081a08b9bafbd59e463583bd22c6550ce41627d8445c3e2a91