[INFO] updating cached repository elpiel/rest-api-error-handling
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/elpiel/rest-api-error-handling
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/elpiel/rest-api-error-handling" "work/ex/beta-1.38-1/sources/1.37.0/gh/elpiel/rest-api-error-handling"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/elpiel/rest-api-error-handling'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/elpiel/rest-api-error-handling" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/elpiel/rest-api-error-handling"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/elpiel/rest-api-error-handling'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9b0e3d55de19fb2bae6f94431c897529211018ac
[INFO] sha for GitHub repo elpiel/rest-api-error-handling: 9b0e3d55de19fb2bae6f94431c897529211018ac
[INFO] validating manifest of elpiel/rest-api-error-handling 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 elpiel/rest-api-error-handling 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 elpiel/rest-api-error-handling
[INFO] finished frobbing elpiel/rest-api-error-handling
[INFO] frobbed toml for elpiel/rest-api-error-handling written to work/ex/beta-1.38-1/sources/1.37.0/gh/elpiel/rest-api-error-handling/Cargo.toml
[INFO] started frobbing elpiel/rest-api-error-handling
[INFO] finished frobbing elpiel/rest-api-error-handling
[INFO] frobbed toml for elpiel/rest-api-error-handling written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/elpiel/rest-api-error-handling/Cargo.toml
[INFO] crate elpiel/rest-api-error-handling 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 elpiel/rest-api-error-handling 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/elpiel/rest-api-error-handling:/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] 4998984348b9e50afd2ef580cfda16728b6b73755accccdbfbb24c42d33d6d02
[INFO] running `"docker" "start" "-a" "4998984348b9e50afd2ef580cfda16728b6b73755accccdbfbb24c42d33d6d02"`
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.19
[INFO] [stderr]    Compiling h2 v0.1.18
[INFO] [stderr]    Compiling hyper v0.12.28
[INFO] [stderr]    Compiling errors v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `hyper::Body`
[INFO] [stderr]  --> src/response.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use hyper::Body;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `errors::*`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use errors::*;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.41s
[INFO] running `"docker" "inspect" "4998984348b9e50afd2ef580cfda16728b6b73755accccdbfbb24c42d33d6d02"`
[INFO] running `"docker" "rm" "-f" "4998984348b9e50afd2ef580cfda16728b6b73755accccdbfbb24c42d33d6d02"`
[INFO] [stdout] 4998984348b9e50afd2ef580cfda16728b6b73755accccdbfbb24c42d33d6d02
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/elpiel/rest-api-error-handling:/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] 482a94ad047c97263446b52317d541eb923f535de29fd1292289504ed078fb81
[INFO] running `"docker" "start" "-a" "482a94ad047c97263446b52317d541eb923f535de29fd1292289504ed078fb81"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling errors v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `hyper::Body`
[INFO] [stderr]  --> src/response.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use hyper::Body;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `errors::*`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use errors::*;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `"docker" "inspect" "482a94ad047c97263446b52317d541eb923f535de29fd1292289504ed078fb81"`
[INFO] running `"docker" "rm" "-f" "482a94ad047c97263446b52317d541eb923f535de29fd1292289504ed078fb81"`
[INFO] [stdout] 482a94ad047c97263446b52317d541eb923f535de29fd1292289504ed078fb81
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/elpiel/rest-api-error-handling:/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] efbe4d6ba6cab81414646fbc6d5b2c72fc95aae984ffa4e610d227df7bc77f49
[INFO] running `"docker" "start" "-a" "efbe4d6ba6cab81414646fbc6d5b2c72fc95aae984ffa4e610d227df7bc77f49"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/errors-ed6fdc135a0061cc
[INFO] [stderr]      Running /opt/crater/target/debug/deps/errors-97e2eca4db186aeb
[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] [stderr]    Doc-tests errors
[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" "efbe4d6ba6cab81414646fbc6d5b2c72fc95aae984ffa4e610d227df7bc77f49"`
[INFO] running `"docker" "rm" "-f" "efbe4d6ba6cab81414646fbc6d5b2c72fc95aae984ffa4e610d227df7bc77f49"`
[INFO] [stdout] efbe4d6ba6cab81414646fbc6d5b2c72fc95aae984ffa4e610d227df7bc77f49