[INFO] crate mongors 0.3.0-alpha.1 is already in cache
[INFO] checking mongors-0.3.0-alpha.1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate mongors 0.3.0-alpha.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mongors 0.3.0-alpha.1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-3/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 `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d18ec9b37572ac574d2ae3da1932409cacf8ef7f07b961f36eac7ebbb63de2b3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d18ec9b37572ac574d2ae3da1932409cacf8ef7f07b961f36eac7ebbb63de2b3"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling mongors v0.3.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_bytes v0.11.2
[INFO] [stderr]     Checking bsonrs v0.2.3
[INFO] [stderr] warning: unused import: `bsonrs::doc`
[INFO] [stderr]  --> src/read_concern.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use bsonrs::doc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bsonrs::doc`
[INFO] [stderr]  --> src/read_concern.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use bsonrs::doc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:32:52
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Error::MongocError(ref inner) => inner.description(),
[INFO] [stderr]    |                                                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:33:52
[INFO] [stderr]    |
[INFO] [stderr] 33 |             Error::EncodeError(ref inner) => inner.description(),
[INFO] [stderr]    |                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:34:52
[INFO] [stderr]    |
[INFO] [stderr] 34 |             Error::DecodeError(ref inner) => inner.description()
[INFO] [stderr]    |                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:32:52
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Error::MongocError(ref inner) => inner.description(),
[INFO] [stderr]    |                                                    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:33:52
[INFO] [stderr]    |
[INFO] [stderr] 33 |             Error::EncodeError(ref inner) => inner.description(),
[INFO] [stderr]    |                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:34:52
[INFO] [stderr]    |
[INFO] [stderr] 34 |             Error::DecodeError(ref inner) => inner.description()
[INFO] [stderr]    |                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reply`
[INFO] [stderr]   --> examples/apm.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let reply = mongo.command_simple("admin", cmd, None);
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.24s
[INFO] running `"docker" "inspect" "d18ec9b37572ac574d2ae3da1932409cacf8ef7f07b961f36eac7ebbb63de2b3"`
[INFO] running `"docker" "rm" "-f" "d18ec9b37572ac574d2ae3da1932409cacf8ef7f07b961f36eac7ebbb63de2b3"`
[INFO] [stdout] d18ec9b37572ac574d2ae3da1932409cacf8ef7f07b961f36eac7ebbb63de2b3