[INFO] fetching crate odbc-avro 0.2.1...
[INFO] checking odbc-avro-0.2.1 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate odbc-avro 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate odbc-avro 0.2.1 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate odbc-avro 0.2.1
[INFO] finished tweaking crates.io crate odbc-avro 0.2.1
[INFO] tweaked toml for crates.io crate odbc-avro 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 182a34a0be31427720a7288b93c9952c82c14877c3411615461314544c02b69f
[INFO] running `Command { std: "docker" "start" "-a" "182a34a0be31427720a7288b93c9952c82c14877c3411615461314544c02b69f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "182a34a0be31427720a7288b93c9952c82c14877c3411615461314544c02b69f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "182a34a0be31427720a7288b93c9952c82c14877c3411615461314544c02b69f", kill_on_drop: false }`
[INFO] [stdout] 182a34a0be31427720a7288b93c9952c82c14877c3411615461314544c02b69f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ddb1cc696b464013b44d2205b428f1b4cb829bf31d16374f60ab2b349742947
[INFO] running `Command { std: "docker" "start" "-a" "7ddb1cc696b464013b44d2205b428f1b4cb829bf31d16374f60ab2b349742947", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling odbc-sys v0.6.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking error-context v0.1.2
[INFO] [stderr]     Checking ensure v0.2.2
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking odbc-safe v0.4.1
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking odbc v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking problem v5.3.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking odbc-iter v0.2.6
[INFO] [stderr]     Checking avro-rs v0.6.6
[INFO] [stderr]     Checking odbc-avro v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/lib.rs:470:13
[INFO] [stdout]     |
[INFO] [stdout] 470 |             std::mem::replace(&mut state.column_name_cache, column_names);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/lib.rs:470:13
[INFO] [stdout]     |
[INFO] [stdout] 470 |             std::mem::replace(&mut state.column_name_cache, column_names);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.65s
[INFO] running `Command { std: "docker" "inspect" "7ddb1cc696b464013b44d2205b428f1b4cb829bf31d16374f60ab2b349742947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ddb1cc696b464013b44d2205b428f1b4cb829bf31d16374f60ab2b349742947", kill_on_drop: false }`
[INFO] [stdout] 7ddb1cc696b464013b44d2205b428f1b4cb829bf31d16374f60ab2b349742947