[INFO] fetching crate nats_test_server 0.3.0...
[INFO] testing nats_test_server-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate nats_test_server 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nats_test_server 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nats_test_server 0.3.0
[INFO] finished tweaking crates.io crate nats_test_server 0.3.0
[INFO] tweaked toml for crates.io crate nats_test_server 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate nats_test_server 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07ab6a930ac0c8bd7cf25ae64a37f5fabb997d0db12fa8ca219fe1268b7debb7
[INFO] running `Command { std: "docker" "start" "-a" "07ab6a930ac0c8bd7cf25ae64a37f5fabb997d0db12fa8ca219fe1268b7debb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07ab6a930ac0c8bd7cf25ae64a37f5fabb997d0db12fa8ca219fe1268b7debb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ab6a930ac0c8bd7cf25ae64a37f5fabb997d0db12fa8ca219fe1268b7debb7", kill_on_drop: false }`
[INFO] [stdout] 07ab6a930ac0c8bd7cf25ae64a37f5fabb997d0db12fa8ca219fe1268b7debb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35d321e736f6af0b24f3d468efd9c9d787a5bf1494a66e54baa4d5f3c42953bb
[INFO] running `Command { std: "docker" "start" "-a" "35d321e736f6af0b24f3d468efd9c9d787a5bf1494a66e54baa4d5f3c42953bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling nats_test_server v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.65s
[INFO] running `Command { std: "docker" "inspect" "35d321e736f6af0b24f3d468efd9c9d787a5bf1494a66e54baa4d5f3c42953bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d321e736f6af0b24f3d468efd9c9d787a5bf1494a66e54baa4d5f3c42953bb", kill_on_drop: false }`
[INFO] [stdout] 35d321e736f6af0b24f3d468efd9c9d787a5bf1494a66e54baa4d5f3c42953bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98f0718d5a08df1e70f2f97c740e4f601fe3a7396dcdf9e9e0e5886b57f9f84a
[INFO] running `Command { std: "docker" "start" "-a" "98f0718d5a08df1e70f2f97c740e4f601fe3a7396dcdf9e9e0e5886b57f9f84a", kill_on_drop: false }`
[INFO] [stderr]    Compiling nats_test_server v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `nats`
[INFO] [stdout]    --> src/lib.rs:594:17
[INFO] [stdout]     |
[INFO] [stdout] 594 |     let conn1 = nats::connect(&server.address().to_string()).unwrap();
[INFO] [stdout]     |                 ^^^^ use of undeclared crate or module `nats`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `nats`
[INFO] [stdout]    --> src/lib.rs:595:17
[INFO] [stdout]     |
[INFO] [stdout] 595 |     let conn2 = nats::connect(&server.address().to_string()).unwrap();
[INFO] [stdout]     |                 ^^^^ use of undeclared crate or module `nats`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nats_test_server` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "98f0718d5a08df1e70f2f97c740e4f601fe3a7396dcdf9e9e0e5886b57f9f84a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98f0718d5a08df1e70f2f97c740e4f601fe3a7396dcdf9e9e0e5886b57f9f84a", kill_on_drop: false }`
[INFO] [stdout] 98f0718d5a08df1e70f2f97c740e4f601fe3a7396dcdf9e9e0e5886b57f9f84a