[INFO] fetching crate forward 0.1.0-alpha.1...
[INFO] testing forward-0.1.0-alpha.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate forward 0.1.0-alpha.1 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate forward 0.1.0-alpha.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate forward 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate forward 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate forward 0.1.0-alpha.1 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5145b0864e29a1c1fd438855e24ad3ab2fc94ed47f8ba7a4c3057e61b49a95b
[INFO] running `Command { std: "docker" "start" "-a" "e5145b0864e29a1c1fd438855e24ad3ab2fc94ed47f8ba7a4c3057e61b49a95b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5145b0864e29a1c1fd438855e24ad3ab2fc94ed47f8ba7a4c3057e61b49a95b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5145b0864e29a1c1fd438855e24ad3ab2fc94ed47f8ba7a4c3057e61b49a95b", kill_on_drop: false }`
[INFO] [stdout] e5145b0864e29a1c1fd438855e24ad3ab2fc94ed47f8ba7a4c3057e61b49a95b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05cfe63a5404116638088256c3866ab136072cbbc6308a262e7cdf86aec69b88
[INFO] running `Command { std: "docker" "start" "-a" "05cfe63a5404116638088256c3866ab136072cbbc6308a262e7cdf86aec69b88", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling forward v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `recv`
[INFO] [stdout]   --> src/server/mod.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     recv = s => {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_recv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.70s
[INFO] running `Command { std: "docker" "inspect" "05cfe63a5404116638088256c3866ab136072cbbc6308a262e7cdf86aec69b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cfe63a5404116638088256c3866ab136072cbbc6308a262e7cdf86aec69b88", kill_on_drop: false }`
[INFO] [stdout] 05cfe63a5404116638088256c3866ab136072cbbc6308a262e7cdf86aec69b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0547c0864efea2021d136c8ccba84ccb72c344f4bd83a59319a67e98bab0fe4e
[INFO] running `Command { std: "docker" "start" "-a" "0547c0864efea2021d136c8ccba84ccb72c344f4bd83a59319a67e98bab0fe4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling forward v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `recv`
[INFO] [stdout]   --> src/server/mod.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     recv = s => {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_recv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recv`
[INFO] [stdout]   --> src/server/mod.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     recv = s => {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_recv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `Command { std: "docker" "inspect" "0547c0864efea2021d136c8ccba84ccb72c344f4bd83a59319a67e98bab0fe4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0547c0864efea2021d136c8ccba84ccb72c344f4bd83a59319a67e98bab0fe4e", kill_on_drop: false }`
[INFO] [stdout] 0547c0864efea2021d136c8ccba84ccb72c344f4bd83a59319a67e98bab0fe4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ea14bc728f7ab21799de9550570651b314d9c86e726ace9f503cba6773f51f1
[INFO] running `Command { std: "docker" "start" "-a" "9ea14bc728f7ab21799de9550570651b314d9c86e726ace9f503cba6773f51f1", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `recv`
[INFO] [stderr]   --> src/server/mod.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     recv = s => {
[INFO] [stderr]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_recv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `forward` (lib) generated 1 warning
[INFO] [stderr] warning: `forward` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/forward-cce873c46168ba17)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]    Doc-tests forward
[INFO] [stdout] test auth::tests::auth_eq ... ok
[INFO] [stdout] test auth::tests::no_auth ... ok
[INFO] [stdout] test auth::tests::auth_id ... ok
[INFO] [stdout] test target_addr::str_to::tests::str_to_target_addr ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "9ea14bc728f7ab21799de9550570651b314d9c86e726ace9f503cba6773f51f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ea14bc728f7ab21799de9550570651b314d9c86e726ace9f503cba6773f51f1", kill_on_drop: false }`
[INFO] [stdout] 9ea14bc728f7ab21799de9550570651b314d9c86e726ace9f503cba6773f51f1