[INFO] updating cached repository fabifrank/rust-tokio-event-loop-madness
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fabifrank/rust-tokio-event-loop-madness
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fabifrank/rust-tokio-event-loop-madness" "work/ex/beta-1.38-1/sources/1.37.0/gh/fabifrank/rust-tokio-event-loop-madness"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/fabifrank/rust-tokio-event-loop-madness'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fabifrank/rust-tokio-event-loop-madness" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fabifrank/rust-tokio-event-loop-madness"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fabifrank/rust-tokio-event-loop-madness'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 46f0665e18b210b388fa040ee310bffd9fe0a4ac
[INFO] sha for GitHub repo fabifrank/rust-tokio-event-loop-madness: 46f0665e18b210b388fa040ee310bffd9fe0a4ac
[INFO] validating manifest of fabifrank/rust-tokio-event-loop-madness 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 fabifrank/rust-tokio-event-loop-madness 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 fabifrank/rust-tokio-event-loop-madness
[INFO] finished frobbing fabifrank/rust-tokio-event-loop-madness
[INFO] frobbed toml for fabifrank/rust-tokio-event-loop-madness written to work/ex/beta-1.38-1/sources/1.37.0/gh/fabifrank/rust-tokio-event-loop-madness/Cargo.toml
[INFO] started frobbing fabifrank/rust-tokio-event-loop-madness
[INFO] finished frobbing fabifrank/rust-tokio-event-loop-madness
[INFO] frobbed toml for fabifrank/rust-tokio-event-loop-madness written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fabifrank/rust-tokio-event-loop-madness/Cargo.toml
[INFO] crate fabifrank/rust-tokio-event-loop-madness 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 fabifrank/rust-tokio-event-loop-madness against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fabifrank/rust-tokio-event-loop-madness:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 77ee4c6f0e092265d57af89d61ee5f8cdef9feae7ecd54185b4e4ea876f62927
[INFO] running `"docker" "start" "-a" "77ee4c6f0e092265d57af89d61ee5f8cdef9feae7ecd54185b4e4ea876f62927"`
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling either v1.5.2
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[INFO] [stderr]    Compiling tokio-trace-core v0.2.0
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[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling actix-server-config v0.1.1
[INFO] [stderr]    Compiling tokio v0.1.21
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling hyper v0.12.30
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling actix-web-codegen v0.1.2
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling trust-dns-proto v0.7.4
[INFO] [stderr]    Compiling actix-threadpool v0.1.1
[INFO] [stderr]    Compiling actix-rt v0.2.2
[INFO] [stderr]    Compiling trust-dns-resolver v0.11.1
[INFO] [stderr]    Compiling actix-server v0.5.1
[INFO] [stderr]    Compiling actix-connect v0.2.0
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling actix-router v0.1.5
[INFO] [stderr]    Compiling actix-http v0.2.4
[INFO] [stderr]    Compiling awc v0.2.1
[INFO] [stderr]    Compiling actix-web v1.0.2
[INFO] [stderr]    Compiling rust-tokio-event-loop-madness v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `actix_rt::System`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use actix_rt::System;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     listen();
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 11s
[INFO] running `"docker" "inspect" "77ee4c6f0e092265d57af89d61ee5f8cdef9feae7ecd54185b4e4ea876f62927"`
[INFO] running `"docker" "rm" "-f" "77ee4c6f0e092265d57af89d61ee5f8cdef9feae7ecd54185b4e4ea876f62927"`
[INFO] [stdout] 77ee4c6f0e092265d57af89d61ee5f8cdef9feae7ecd54185b4e4ea876f62927
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fabifrank/rust-tokio-event-loop-madness:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] b9c97671a817ed0841dbfc0005802d31fe431793511c953e455af3b445c99ecd
[INFO] running `"docker" "start" "-a" "b9c97671a817ed0841dbfc0005802d31fe431793511c953e455af3b445c99ecd"`
[INFO] [stderr]    Compiling rust-tokio-event-loop-madness v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `actix_rt::System`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use actix_rt::System;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     listen();
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "b9c97671a817ed0841dbfc0005802d31fe431793511c953e455af3b445c99ecd"`
[INFO] running `"docker" "rm" "-f" "b9c97671a817ed0841dbfc0005802d31fe431793511c953e455af3b445c99ecd"`
[INFO] [stdout] b9c97671a817ed0841dbfc0005802d31fe431793511c953e455af3b445c99ecd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fabifrank/rust-tokio-event-loop-madness:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 6e2515173ffa31339a236bdc17b22078b2d058a85803f2a2d3fe75d6d60a0e34
[INFO] running `"docker" "start" "-a" "6e2515173ffa31339a236bdc17b22078b2d058a85803f2a2d3fe75d6d60a0e34"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_tokio_event_loop_madness-ef8e75556c008e7b
[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" "6e2515173ffa31339a236bdc17b22078b2d058a85803f2a2d3fe75d6d60a0e34"`
[INFO] running `"docker" "rm" "-f" "6e2515173ffa31339a236bdc17b22078b2d058a85803f2a2d3fe75d6d60a0e34"`
[INFO] [stdout] 6e2515173ffa31339a236bdc17b22078b2d058a85803f2a2d3fe75d6d60a0e34