[INFO] fetching crate debil-mysql 0.5.2...
[INFO] checking debil-mysql-0.5.2 against 1.55.0 for beta-1.56-3
[INFO] extracting crate debil-mysql 0.5.2 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate debil-mysql 0.5.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate debil-mysql 0.5.2
[INFO] finished tweaking crates.io crate debil-mysql 0.5.2
[INFO] tweaked toml for crates.io crate debil-mysql 0.5.2 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a1ff8c886133a4c610bebb0b9870a3bf0adda93caae308a8ff029a91bf18acb
[INFO] running `Command { std: "docker" "start" "-a" "3a1ff8c886133a4c610bebb0b9870a3bf0adda93caae308a8ff029a91bf18acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a1ff8c886133a4c610bebb0b9870a3bf0adda93caae308a8ff029a91bf18acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1ff8c886133a4c610bebb0b9870a3bf0adda93caae308a8ff029a91bf18acb", kill_on_drop: false }`
[INFO] [stdout] 3a1ff8c886133a4c610bebb0b9870a3bf0adda93caae308a8ff029a91bf18acb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acfd9edc77d2042954bec104dff75bfaef4919e7adad7a7ca4ac1263363d4870
[INFO] running `Command { std: "docker" "start" "-a" "acfd9edc77d2042954bec104dff75bfaef4919e7adad7a7ca4ac1263363d4870", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking lexical v5.2.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking pem v0.8.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rust_decimal v1.16.0
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling debil-derive v0.2.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking lru v0.6.6
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking twox-hash v1.6.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking bigdecimal v0.2.2
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking debil v0.4.2
[INFO] [stderr]     Checking mysql_common v0.26.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking mysql_async v0.26.1
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking debil-mysql v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]  --> src/types.rs:8:42
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn column_type(_: PhantomData<bool>, size: i32) -> String {
[INFO] [stdout]   |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/types.rs:54:41
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn column_type(_: PhantomData<u32>, size: i32) -> String {
[INFO] [stdout]    |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/types.rs:82:41
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn column_type(_: PhantomData<u64>, size: i32) -> String {
[INFO] [stdout]    |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]  --> src/types.rs:8:42
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn column_type(_: PhantomData<bool>, size: i32) -> String {
[INFO] [stdout]   |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/types.rs:54:41
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn column_type(_: PhantomData<u32>, size: i32) -> String {
[INFO] [stdout]    |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/types.rs:82:41
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn column_type(_: PhantomData<u64>, size: i32) -> String {
[INFO] [stdout]    |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "acfd9edc77d2042954bec104dff75bfaef4919e7adad7a7ca4ac1263363d4870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acfd9edc77d2042954bec104dff75bfaef4919e7adad7a7ca4ac1263363d4870", kill_on_drop: false }`
[INFO] [stdout] acfd9edc77d2042954bec104dff75bfaef4919e7adad7a7ca4ac1263363d4870
