[INFO] fetching crate mysqldump-mutator 0.0.1...
[INFO] checking mysqldump-mutator-0.0.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate mysqldump-mutator 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mysqldump-mutator 0.0.1
[INFO] finished tweaking crates.io crate mysqldump-mutator 0.0.1
[INFO] tweaked toml for crates.io crate mysqldump-mutator 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mysqldump-mutator 0.0.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 44 packages to latest compatible versions
[INFO] [stderr]       Adding bigdecimal v0.1.2 (available: v0.4.8)
[INFO] [stderr]       Adding simple_logger v1.16.0 (available: v5.0.0)
[INFO] [stderr]       Adding utf8-chars v0.1.4 (available: v3.0.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ab1d8feb97112931b90a824463349ff8823bf7c1b192ecb518f53f777a75ca8
[INFO] running `Command { std: "docker" "start" "-a" "0ab1d8feb97112931b90a824463349ff8823bf7c1b192ecb518f53f777a75ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ab1d8feb97112931b90a824463349ff8823bf7c1b192ecb518f53f777a75ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab1d8feb97112931b90a824463349ff8823bf7c1b192ecb518f53f777a75ca8", kill_on_drop: false }`
[INFO] [stdout] 0ab1d8feb97112931b90a824463349ff8823bf7c1b192ecb518f53f777a75ca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8a87e937191defc43e0a9445096a56bff3484929f76a26d1346ef56eeb8e6f9
[INFO] running `Command { std: "docker" "start" "-a" "c8a87e937191defc43e0a9445096a56bff3484929f76a26d1346ef56eeb8e6f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking utf8-chars v0.1.4
[INFO] [stderr]     Checking mysqldump-mutator v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Cte`, `Fetch`, `OrderByExpr`, `SetOperator`, `TableAlias`, and `Top`
[INFO] [stdout]   --> src/ast/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Cte, Fetch, OrderByExpr, Query, SetExpr, SetOperator, TableAlias, Top, Values,
[INFO] [stdout]    |     ^^^  ^^^^^  ^^^^^^^^^^^                  ^^^^^^^^^^^  ^^^^^^^^^^  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ansi::AnsiDialect`
[INFO] [stdout]   --> src/dialect/mod.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub use self::ansi::AnsiDialect;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::generic::GenericDialect`
[INFO] [stdout]   --> src/dialect/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use self::generic::GenericDialect;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::mssql::MsSqlDialect`
[INFO] [stdout]   --> src/dialect/mod.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub use self::mssql::MsSqlDialect;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::postgresql::PostgreSqlDialect`
[INFO] [stdout]   --> src/dialect/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use self::postgresql::PostgreSqlDialect;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Statement` is never used
[INFO] [stdout]    --> src/ast/mod.rs:214:10
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub enum Statement {}
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Assignment` is never constructed
[INFO] [stdout]    --> src/ast/mod.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 | pub struct Assignment {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileFormat` is never used
[INFO] [stdout]    --> src/ast/mod.rs:231:10
[INFO] [stdout]     |
[INFO] [stdout] 231 | pub enum FileFormat {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ObjectType` is never used
[INFO] [stdout]    --> src/ast/mod.rs:280:10
[INFO] [stdout]     |
[INFO] [stdout] 280 | pub enum ObjectType {}
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TransactionMode` is never used
[INFO] [stdout]    --> src/ast/mod.rs:295:10
[INFO] [stdout]     |
[INFO] [stdout] 295 | pub enum TransactionMode {}
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TransactionAccessMode` is never used
[INFO] [stdout]    --> src/ast/mod.rs:298:10
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub enum TransactionAccessMode {}
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TransactionIsolationLevel` is never used
[INFO] [stdout]    --> src/ast/mod.rs:301:10
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub enum TransactionIsolationLevel {}
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ShowStatementFilter` is never used
[INFO] [stdout]    --> src/ast/mod.rs:304:10
[INFO] [stdout]     |
[INFO] [stdout] 304 | pub enum ShowStatementFilter {}
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SetVariableValue` is never used
[INFO] [stdout]    --> src/ast/mod.rs:307:10
[INFO] [stdout]     |
[INFO] [stdout] 307 | pub enum SetVariableValue {}
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SetOperator` is never used
[INFO] [stdout]   --> src/ast/query.rs:73:10
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub enum SetOperator {}
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Top` is never constructed
[INFO] [stdout]    --> src/ast/query.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct Top {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AnsiDialect` is never constructed
[INFO] [stdout]   --> src/dialect/ansi.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct AnsiDialect {}
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericDialect` is never constructed
[INFO] [stdout]   --> src/dialect/generic.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct GenericDialect {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MsSqlDialect` is never constructed
[INFO] [stdout]   --> src/dialect/mssql.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct MsSqlDialect {}
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PostgreSqlDialect` is never constructed
[INFO] [stdout]   --> src/dialect/postgresql.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct PostgreSqlDialect {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking simple_logger v1.16.0
[INFO] [stdout] warning: unused imports: `Cte`, `Fetch`, `OrderByExpr`, `SetOperator`, `TableAlias`, and `Top`
[INFO] [stdout]   --> src/ast/mod.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Cte, Fetch, OrderByExpr, Query, SetExpr, SetOperator, TableAlias, Top, Values,
[INFO] [stdout]    |     ^^^  ^^^^^  ^^^^^^^^^^^                  ^^^^^^^^^^^  ^^^^^^^^^^  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::ansi::AnsiDialect`
[INFO] [stdout]   --> src/dialect/mod.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub use self::ansi::AnsiDialect;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::generic::GenericDialect`
[INFO] [stdout]   --> src/dialect/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use self::generic::GenericDialect;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::mssql::MsSqlDialect`
[INFO] [stdout]   --> src/dialect/mod.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub use self::mssql::MsSqlDialect;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::postgresql::PostgreSqlDialect`
[INFO] [stdout]   --> src/dialect/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use self::postgresql::PostgreSqlDialect;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Statement` is never used
[INFO] [stdout]    --> src/ast/mod.rs:214:10
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub enum Statement {}
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Assignment` is never constructed
[INFO] [stdout]    --> src/ast/mod.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 | pub struct Assignment {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FileFormat` is never used
[INFO] [stdout]    --> src/ast/mod.rs:231:10
[INFO] [stdout]     |
[INFO] [stdout] 231 | pub enum FileFormat {
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ObjectType` is never used
[INFO] [stdout]    --> src/ast/mod.rs:280:10
[INFO] [stdout]     |
[INFO] [stdout] 280 | pub enum ObjectType {}
[INFO] [stdout]     |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TransactionMode` is never used
[INFO] [stdout]    --> src/ast/mod.rs:295:10
[INFO] [stdout]     |
[INFO] [stdout] 295 | pub enum TransactionMode {}
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TransactionAccessMode` is never used
[INFO] [stdout]    --> src/ast/mod.rs:298:10
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub enum TransactionAccessMode {}
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TransactionIsolationLevel` is never used
[INFO] [stdout]    --> src/ast/mod.rs:301:10
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub enum TransactionIsolationLevel {}
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ShowStatementFilter` is never used
[INFO] [stdout]    --> src/ast/mod.rs:304:10
[INFO] [stdout]     |
[INFO] [stdout] 304 | pub enum ShowStatementFilter {}
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SetVariableValue` is never used
[INFO] [stdout]    --> src/ast/mod.rs:307:10
[INFO] [stdout]     |
[INFO] [stdout] 307 | pub enum SetVariableValue {}
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SetOperator` is never used
[INFO] [stdout]   --> src/ast/query.rs:73:10
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub enum SetOperator {}
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Top` is never constructed
[INFO] [stdout]    --> src/ast/query.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct Top {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AnsiDialect` is never constructed
[INFO] [stdout]   --> src/dialect/ansi.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct AnsiDialect {}
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericDialect` is never constructed
[INFO] [stdout]   --> src/dialect/generic.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct GenericDialect {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MsSqlDialect` is never constructed
[INFO] [stdout]   --> src/dialect/mssql.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct MsSqlDialect {}
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PostgreSqlDialect` is never constructed
[INFO] [stdout]   --> src/dialect/postgresql.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct PostgreSqlDialect {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.39s
[INFO] running `Command { std: "docker" "inspect" "c8a87e937191defc43e0a9445096a56bff3484929f76a26d1346ef56eeb8e6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a87e937191defc43e0a9445096a56bff3484929f76a26d1346ef56eeb8e6f9", kill_on_drop: false }`
[INFO] [stdout] c8a87e937191defc43e0a9445096a56bff3484929f76a26d1346ef56eeb8e6f9