[INFO] fetching crate nats_test_server 0.3.0...
[INFO] testing nats_test_server-0.3.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate nats_test_server 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nats_test_server 0.3.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-3/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded humantime v2.0.1
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.8
[INFO] [stderr]   Downloaded termcolor v1.1.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.18
[INFO] [stderr]   Downloaded syn v1.0.33
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] [stderr]   Downloaded serde_json v1.0.59
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] [stderr]   Downloaded serde_derive v1.0.117
[INFO] [stderr]   Downloaded env_logger v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6eba8b12a0fb35de3a1d3b349603efebb2ad8570b6394f580efe1ad9e07b434e
[INFO] running `Command { std: "docker" "start" "-a" "6eba8b12a0fb35de3a1d3b349603efebb2ad8570b6394f580efe1ad9e07b434e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eba8b12a0fb35de3a1d3b349603efebb2ad8570b6394f580efe1ad9e07b434e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eba8b12a0fb35de3a1d3b349603efebb2ad8570b6394f580efe1ad9e07b434e", kill_on_drop: false }`
[INFO] [stdout] 6eba8b12a0fb35de3a1d3b349603efebb2ad8570b6394f580efe1ad9e07b434e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4fcc0db770e1574c25c7802fd857d21c466271299b633091864c91be133b5656
[INFO] running `Command { std: "docker" "start" "-a" "4fcc0db770e1574c25c7802fd857d21c466271299b633091864c91be133b5656", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[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 44.55s
[INFO] running `Command { std: "docker" "inspect" "4fcc0db770e1574c25c7802fd857d21c466271299b633091864c91be133b5656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fcc0db770e1574c25c7802fd857d21c466271299b633091864c91be133b5656", kill_on_drop: false }`
[INFO] [stdout] 4fcc0db770e1574c25c7802fd857d21c466271299b633091864c91be133b5656
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 98ee4685249316647703d0c05577030454fcc3401ba97371ade1a8d9b1c9c9e9
[INFO] running `Command { std: "docker" "start" "-a" "98ee4685249316647703d0c05577030454fcc3401ba97371ade1a8d9b1c9c9e9", 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] [stderr] error: could not compile `nats_test_server` due to 3 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "98ee4685249316647703d0c05577030454fcc3401ba97371ade1a8d9b1c9c9e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ee4685249316647703d0c05577030454fcc3401ba97371ade1a8d9b1c9c9e9", kill_on_drop: false }`
[INFO] [stdout] 98ee4685249316647703d0c05577030454fcc3401ba97371ade1a8d9b1c9c9e9