[INFO] fetching crate nats_test_server 0.3.0...
[INFO] checking nats_test_server-0.3.0 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate nats_test_server 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate nats_test_server 0.3.0 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "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-2-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded humantime v2.0.1
[INFO] [stderr]   Downloaded env_logger v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c9e5c48a53465599434de64fb2dc8e31399df192144bf412984481346de1bb7
[INFO] running `Command { std: "docker" "start" "-a" "8c9e5c48a53465599434de64fb2dc8e31399df192144bf412984481346de1bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c9e5c48a53465599434de64fb2dc8e31399df192144bf412984481346de1bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9e5c48a53465599434de64fb2dc8e31399df192144bf412984481346de1bb7", kill_on_drop: false }`
[INFO] [stdout] 8c9e5c48a53465599434de64fb2dc8e31399df192144bf412984481346de1bb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e761299d704774da73d7f25f9ccfb82ce0c17c4ac76c0b4667f5f75ff0335ec
[INFO] running `Command { std: "docker" "start" "-a" "4e761299d704774da73d7f25f9ccfb82ce0c17c4ac76c0b4667f5f75ff0335ec", kill_on_drop: false }`
[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 syn v1.0.33
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking 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` (lib test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4e761299d704774da73d7f25f9ccfb82ce0c17c4ac76c0b4667f5f75ff0335ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e761299d704774da73d7f25f9ccfb82ce0c17c4ac76c0b4667f5f75ff0335ec", kill_on_drop: false }`
[INFO] [stdout] 4e761299d704774da73d7f25f9ccfb82ce0c17c4ac76c0b4667f5f75ff0335ec
[INFO] checking nats_test_server-0.3.0 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate nats_test_server 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate nats_test_server 0.3.0 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "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-2-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee33f1a7fa1cfd5389acf17baeb32e0503d64beb634807f4172cc9bade055149
[INFO] running `Command { std: "docker" "start" "-a" "ee33f1a7fa1cfd5389acf17baeb32e0503d64beb634807f4172cc9bade055149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee33f1a7fa1cfd5389acf17baeb32e0503d64beb634807f4172cc9bade055149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee33f1a7fa1cfd5389acf17baeb32e0503d64beb634807f4172cc9bade055149", kill_on_drop: false }`
[INFO] [stdout] ee33f1a7fa1cfd5389acf17baeb32e0503d64beb634807f4172cc9bade055149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 077ef21dd6041e790e9bdcd5cc3cdafdf4e0d5ce6aed843b178d15ab2256ccf2
[INFO] running `Command { std: "docker" "start" "-a" "077ef21dd6041e790e9bdcd5cc3cdafdf4e0d5ce6aed843b178d15ab2256ccf2", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "077ef21dd6041e790e9bdcd5cc3cdafdf4e0d5ce6aed843b178d15ab2256ccf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "077ef21dd6041e790e9bdcd5cc3cdafdf4e0d5ce6aed843b178d15ab2256ccf2", kill_on_drop: false }`
[INFO] [stdout] 077ef21dd6041e790e9bdcd5cc3cdafdf4e0d5ce6aed843b178d15ab2256ccf2