[INFO] fetching crate mongors 0.3.0-alpha.1...
[INFO] checking mongors-0.3.0-alpha.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate mongors 0.3.0-alpha.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mongors 0.3.0-alpha.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mongors 0.3.0-alpha.1
[INFO] finished tweaking crates.io crate mongors 0.3.0-alpha.1
[INFO] tweaked toml for crates.io crate mongors 0.3.0-alpha.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate mongors 0.3.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bsonrs v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 371dd11a47581a322ea34eb6d13a164ae408a37149d13bb1ed1c23d45135a3e8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "371dd11a47581a322ea34eb6d13a164ae408a37149d13bb1ed1c23d45135a3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "371dd11a47581a322ea34eb6d13a164ae408a37149d13bb1ed1c23d45135a3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "371dd11a47581a322ea34eb6d13a164ae408a37149d13bb1ed1c23d45135a3e8", kill_on_drop: false }`
[INFO] [stdout] 371dd11a47581a322ea34eb6d13a164ae408a37149d13bb1ed1c23d45135a3e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb8a66aed861f1cbb1178de799e4ba0b2a131f7fe13d6cea023d7065b47967c2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bb8a66aed861f1cbb1178de799e4ba0b2a131f7fe13d6cea023d7065b47967c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling mongors v0.3.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking serde_bytes v0.11.2
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking bsonrs v0.2.3
[INFO] [stdout] warning: unused import: `bsonrs::doc`
[INFO] [stdout]  --> src/read_concern.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bsonrs::doc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:32:52
[INFO] [stdout]    |
[INFO] [stdout] 32 |             Error::MongocError(ref inner) => inner.description(),
[INFO] [stdout]    |                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:33:52
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Error::EncodeError(ref inner) => inner.description(),
[INFO] [stdout]    |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:34:52
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Error::DecodeError(ref inner) => inner.description()
[INFO] [stdout]    |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bsonrs::doc`
[INFO] [stdout]  --> src/read_concern.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bsonrs::doc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:32:52
[INFO] [stdout]    |
[INFO] [stdout] 32 |             Error::MongocError(ref inner) => inner.description(),
[INFO] [stdout]    |                                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:33:52
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Error::EncodeError(ref inner) => inner.description(),
[INFO] [stdout]    |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:34:52
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Error::DecodeError(ref inner) => inner.description()
[INFO] [stdout]    |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]   --> examples/apm.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let reply = mongo.command_simple("admin", cmd, None);
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.50s
[INFO] running `Command { std: "docker" "inspect" "bb8a66aed861f1cbb1178de799e4ba0b2a131f7fe13d6cea023d7065b47967c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb8a66aed861f1cbb1178de799e4ba0b2a131f7fe13d6cea023d7065b47967c2", kill_on_drop: false }`
[INFO] [stdout] bb8a66aed861f1cbb1178de799e4ba0b2a131f7fe13d6cea023d7065b47967c2