[INFO] fetching crate cdrs 2.3.3...
[INFO] checking cdrs-2.3.3 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate cdrs 2.3.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cdrs 2.3.3 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cdrs 2.3.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cdrs 2.3.3
[INFO] tweaked toml for crates.io crate cdrs 2.3.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cdrs 2.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b04f04919fcb810531fcd06e56523ccb0633ce573e939eb2cabff6faee585aa
[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" "7b04f04919fcb810531fcd06e56523ccb0633ce573e939eb2cabff6faee585aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b04f04919fcb810531fcd06e56523ccb0633ce573e939eb2cabff6faee585aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b04f04919fcb810531fcd06e56523ccb0633ce573e939eb2cabff6faee585aa", kill_on_drop: false }`
[INFO] [stdout] 7b04f04919fcb810531fcd06e56523ccb0633ce573e939eb2cabff6faee585aa
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ce1cad558f939ac2297b563c603aa86e1209039bc375aba5847e8777d9f5711
[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" "1ce1cad558f939ac2297b563c603aa86e1209039bc375aba5847e8777d9f5711", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking lz4-compress v0.1.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling proc-macro2 v0.1.10
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking parking_lot_core v0.7.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.4
[INFO] [stderr]     Checking r2d2 v0.8.8
[INFO] [stderr]     Checking cdrs v2.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cdrs_helpers_derive v0.1.0
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/query/query_params_builder.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     /// Sets new flags.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/query/query_params_builder.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     /// Sets new with_names parameter value.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/query/query_params_builder.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     /// Sets new serial_consistency value.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/query/query_params_builder.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     /// Sets new timestamp value.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/transport.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/query/query_params_builder.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     /// Sets new flags.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/query/query_params_builder.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     /// Sets new with_names parameter value.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/query/query_params_builder.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     /// Sets new serial_consistency value.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/query/query_params_builder.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 81 |     /// Sets new timestamp value.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/transport.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.58s
[INFO] running `Command { std: "docker" "inspect" "1ce1cad558f939ac2297b563c603aa86e1209039bc375aba5847e8777d9f5711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce1cad558f939ac2297b563c603aa86e1209039bc375aba5847e8777d9f5711", kill_on_drop: false }`
[INFO] [stdout] 1ce1cad558f939ac2297b563c603aa86e1209039bc375aba5847e8777d9f5711