[INFO] crate reaper 2.0.0 is already in cache
[INFO] extracting crate reaper 2.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/reaper/2.0.0
[INFO] extracting crate reaper 2.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/reaper/2.0.0
[INFO] validating manifest of reaper-2.0.0 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 reaper-2.0.0 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 reaper-2.0.0
[INFO] finished frobbing reaper-2.0.0
[INFO] frobbed toml for reaper-2.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/reaper/2.0.0/Cargo.toml
[INFO] started frobbing reaper-2.0.0
[INFO] finished frobbing reaper-2.0.0
[INFO] frobbed toml for reaper-2.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/reaper/2.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing reaper-2.0.0 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-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/reaper/2.0.0:/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] c3ffee3355d6297f42843f12233ee669b432133d2ede2871ae15581b77bdcdbc
[INFO] running `"docker" "start" "-a" "c3ffee3355d6297f42843f12233ee669b432133d2ede2871ae15581b77bdcdbc"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ratelimit v0.4.4
[INFO] [stderr]    Compiling fern v0.4.4
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling hyper-tls v0.1.4
[INFO] [stderr]    Compiling reqwest v0.8.8
[INFO] [stderr]    Compiling reaper v2.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:154:80
[INFO] [stderr]     |
[INFO] [stderr] 154 | fn send_request(server: &str, api_key: &str, username: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.62s
[INFO] running `"docker" "inspect" "c3ffee3355d6297f42843f12233ee669b432133d2ede2871ae15581b77bdcdbc"`
[INFO] running `"docker" "rm" "-f" "c3ffee3355d6297f42843f12233ee669b432133d2ede2871ae15581b77bdcdbc"`
[INFO] [stdout] c3ffee3355d6297f42843f12233ee669b432133d2ede2871ae15581b77bdcdbc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/reaper/2.0.0:/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] deae69a2a91a6086deeffbc6c2abb14a7deeb5b10791028fd44f8ad6e9f9adcc
[INFO] running `"docker" "start" "-a" "deae69a2a91a6086deeffbc6c2abb14a7deeb5b10791028fd44f8ad6e9f9adcc"`
[INFO] [stderr]    Compiling reaper v2.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:154:80
[INFO] [stderr]     |
[INFO] [stderr] 154 | fn send_request(server: &str, api_key: &str, username: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "deae69a2a91a6086deeffbc6c2abb14a7deeb5b10791028fd44f8ad6e9f9adcc"`
[INFO] running `"docker" "rm" "-f" "deae69a2a91a6086deeffbc6c2abb14a7deeb5b10791028fd44f8ad6e9f9adcc"`
[INFO] [stdout] deae69a2a91a6086deeffbc6c2abb14a7deeb5b10791028fd44f8ad6e9f9adcc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/reaper/2.0.0:/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] 2c94c3227edd65d3e63d8a48228cb18b14b8c649035a0fc2243d05b64bd33c0d
[INFO] running `"docker" "start" "-a" "2c94c3227edd65d3e63d8a48228cb18b14b8c649035a0fc2243d05b64bd33c0d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/reaper-a3ff84600eedfe77
[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" "2c94c3227edd65d3e63d8a48228cb18b14b8c649035a0fc2243d05b64bd33c0d"`
[INFO] running `"docker" "rm" "-f" "2c94c3227edd65d3e63d8a48228cb18b14b8c649035a0fc2243d05b64bd33c0d"`
[INFO] [stdout] 2c94c3227edd65d3e63d8a48228cb18b14b8c649035a0fc2243d05b64bd33c0d