[INFO] cloning repository https://github.com/schuster/tokio-starter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/schuster/tokio-starter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschuster%2Ftokio-starter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschuster%2Ftokio-starter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 728886dc09bed2272dad9d94f01300ebab9f95f7
[INFO] testing schuster/tokio-starter against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschuster%2Ftokio-starter" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schuster/tokio-starter on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/schuster/tokio-starter
[INFO] finished tweaking git repo https://github.com/schuster/tokio-starter
[INFO] tweaked toml for git repo https://github.com/schuster/tokio-starter written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/schuster/tokio-starter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15cd70a345f2ddc836cd131f11a44edc35202111578fdac67b714a1280627a86
[INFO] running `Command { std: "docker" "start" "-a" "15cd70a345f2ddc836cd131f11a44edc35202111578fdac67b714a1280627a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15cd70a345f2ddc836cd131f11a44edc35202111578fdac67b714a1280627a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15cd70a345f2ddc836cd131f11a44edc35202111578fdac67b714a1280627a86", kill_on_drop: false }`
[INFO] [stdout] 15cd70a345f2ddc836cd131f11a44edc35202111578fdac67b714a1280627a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08e763653a40dd3d21f785404a7a445f443b582ce5cb1e7da9fde80547ce203b
[INFO] running `Command { std: "docker" "start" "-a" "08e763653a40dd3d21f785404a7a445f443b582ce5cb1e7da9fde80547ce203b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling futures v0.1.3 (https://github.com/alexcrichton/futures-rs#a8ba2f41)
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling tokio-service v0.1.0 (https://github.com/tokio-rs/tokio-service#a3776005)
[INFO] [stderr]    Compiling mio v0.6.1
[INFO] [stderr]    Compiling tokio-core v0.1.0 (https://github.com/tokio-rs/tokio-core#f6241b63)
[INFO] [stderr]    Compiling tokio-starter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `search_result`
[INFO] [stdout]    --> src/main.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let search_result = core.run(search.call("a".to_string())).unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_search_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/main.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn new() -> RewriteService {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "08e763653a40dd3d21f785404a7a445f443b582ce5cb1e7da9fde80547ce203b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e763653a40dd3d21f785404a7a445f443b582ce5cb1e7da9fde80547ce203b", kill_on_drop: false }`
[INFO] [stdout] 08e763653a40dd3d21f785404a7a445f443b582ce5cb1e7da9fde80547ce203b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 695a84c12c42f7a8311f6294d7a116334c2252f5ecd847c469deeca495d01ba4
[INFO] running `Command { std: "docker" "start" "-a" "695a84c12c42f7a8311f6294d7a116334c2252f5ecd847c469deeca495d01ba4", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-starter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `search_result`
[INFO] [stdout]    --> src/main.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let search_result = core.run(search.call("a".to_string())).unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_search_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/main.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn new() -> RewriteService {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "695a84c12c42f7a8311f6294d7a116334c2252f5ecd847c469deeca495d01ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "695a84c12c42f7a8311f6294d7a116334c2252f5ecd847c469deeca495d01ba4", kill_on_drop: false }`
[INFO] [stdout] 695a84c12c42f7a8311f6294d7a116334c2252f5ecd847c469deeca495d01ba4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c6b6e98e0a0e5138af4ab16ecdcbcbc9694fe6647c5357dc222fb6fe3e5ce71
[INFO] running `Command { std: "docker" "start" "-a" "2c6b6e98e0a0e5138af4ab16ecdcbcbc9694fe6647c5357dc222fb6fe3e5ce71", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `search_result`
[INFO] [stderr]    --> src/main.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let search_result = core.run(search.call("a".to_string())).unwrap();
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_search_result`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/main.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn new() -> RewriteService {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_starter-cc727b01c43667e3)
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_starter-1470677a4cf907ce)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests tokio-starter
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2c6b6e98e0a0e5138af4ab16ecdcbcbc9694fe6647c5357dc222fb6fe3e5ce71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6b6e98e0a0e5138af4ab16ecdcbcbc9694fe6647c5357dc222fb6fe3e5ce71", kill_on_drop: false }`
[INFO] [stdout] 2c6b6e98e0a0e5138af4ab16ecdcbcbc9694fe6647c5357dc222fb6fe3e5ce71