[INFO] fetching crate unidb_pgsql 0.4.0...
[INFO] checking unidb_pgsql-0.4.0 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate unidb_pgsql 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate unidb_pgsql 0.4.0 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unidb_pgsql 0.4.0
[INFO] finished tweaking crates.io crate unidb_pgsql 0.4.0
[INFO] tweaked toml for crates.io crate unidb_pgsql 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 183 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.23.0)
[INFO] [stderr]       Adding arc-swap v0.4.8 (latest: v1.7.1)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.1)
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[INFO] [stderr]       Adding fallible-iterator v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
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[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
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[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding log4rs v0.13.0 (latest: v1.3.0)
[INFO] [stderr]       Adding mio v0.8.11 (latest: v1.0.0)
[INFO] [stderr]       Adding ordered-float v1.1.1 (latest: v4.2.1)
[INFO] [stderr]       Adding parking_lot v0.11.2 (latest: v0.12.3)
[INFO] [stderr]       Adding parking_lot_core v0.8.6 (latest: v0.9.10)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding redox_syscall v0.1.57 (latest: v0.5.2)
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[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.23)
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[INFO] [stderr]       Adding serde_yaml v0.8.26 (latest: v0.9.34+deprecated)
[INFO] [stderr]       Adding sha1 v0.6.1 (latest: v0.10.6)
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[INFO] [stderr]       Adding standback v0.2.17 (latest: v0.4.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.71)
[INFO] [stderr]       Adding thread-id v3.3.0 (latest: v4.2.1)
[INFO] [stderr]       Adding time v0.2.27 (latest: v0.3.36)
[INFO] [stderr]       Adding time-macros v0.1.1 (latest: v0.2.18)
[INFO] [stderr]       Adding uuid v0.8.2 (latest: v1.10.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6)
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[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log4rs v0.13.0
[INFO] [stderr]   Downloaded r2d2_postgres v0.18.1
[INFO] [stderr]   Downloaded queue v0.3.2-final
[INFO] [stderr]   Downloaded unidb v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5518f9015c4ee6b9f188ca3948a3144532e84debda94be045bcb0cf039c8db49
[INFO] running `Command { std: "docker" "start" "-a" "5518f9015c4ee6b9f188ca3948a3144532e84debda94be045bcb0cf039c8db49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5518f9015c4ee6b9f188ca3948a3144532e84debda94be045bcb0cf039c8db49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5518f9015c4ee6b9f188ca3948a3144532e84debda94be045bcb0cf039c8db49", kill_on_drop: false }`
[INFO] [stdout] 5518f9015c4ee6b9f188ca3948a3144532e84debda94be045bcb0cf039c8db49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf7eebbb97f3058ee46bc73a2efc932bf44970b377a920f5b87bcc15fcedb9d8
[INFO] running `Command { std: "docker" "start" "-a" "cf7eebbb97f3058ee46bc73a2efc932bf44970b377a920f5b87bcc15fcedb9d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking unicode-properties v0.1.1
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking stringprep v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking whoami v1.5.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking postgres-protocol v0.6.6
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[INFO] [stderr]     Checking thread-id v3.3.0
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[INFO] [stderr]     Checking xml-rs v0.8.20
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking queue v0.3.2-final
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking time v0.2.27
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]    Compiling thiserror-impl v1.0.62
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.62
[INFO] [stderr]     Checking serde v1.0.204
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking serde_json v1.0.120
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking serde-xml-rs v0.4.1
[INFO] [stderr]     Checking r2d2 v0.8.10
[INFO] [stderr]     Checking postgres-types v0.2.6
[INFO] [stderr]     Checking log4rs v0.13.0
[INFO] [stderr]     Checking tokio-postgres v0.7.10
[INFO] [stderr]     Checking unidb v0.5.0
[INFO] [stderr]     Checking postgres v0.19.7
[INFO] [stderr]     Checking r2d2_postgres v0.18.1
[INFO] [stderr]     Checking unidb_pgsql v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/pg_dao.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |         Ok(t) =>  1,
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/pg_dao.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |         Ok(t) =>  (),
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/pg_dao.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |         Ok(t) =>  1,
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/pg_dao.rs:79:20
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(t) => (),
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/pg_dao.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |         Ok(t) =>  (),
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/pg_dao.rs:79:20
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(t) => (),
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pg_dao.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let mut count = input.len();
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pg_dao.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |             let mut count = input.len();
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/pg_dao.rs:166:20
[INFO] [stdout]     |
[INFO] [stdout] 166 |                 Ok(t) => (),
[INFO] [stdout]     |                    ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/pg_dao.rs:166:20
[INFO] [stdout]     |
[INFO] [stdout] 166 |                 Ok(t) => (),
[INFO] [stdout]     |                    ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pg_dao.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |             let mut count = list.len();
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/pg_dao.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |             let mut count = list.len();
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/pg_dao.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     &transaction.rollback().unwrap_or_default();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     let _ = &transaction.rollback().unwrap_or_default();
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/pg_dao.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 121 |                     &transaction.rollback().unwrap_or_default();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |                     let _ = &transaction.rollback().unwrap_or_default();
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/pg_dao.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     &transaction.rollback().unwrap_or_default();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     let _ = &transaction.rollback().unwrap_or_default();
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/pg_dao.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     &transaction.rollback().unwrap_or_default();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     let _ = &transaction.rollback().unwrap_or_default();
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/pg_dao.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 121 |                     &transaction.rollback().unwrap_or_default();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |                     let _ = &transaction.rollback().unwrap_or_default();
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/pg_dao.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     &transaction.rollback().unwrap_or_default();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 169 |                     let _ = &transaction.rollback().unwrap_or_default();
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.81s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "cf7eebbb97f3058ee46bc73a2efc932bf44970b377a920f5b87bcc15fcedb9d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7eebbb97f3058ee46bc73a2efc932bf44970b377a920f5b87bcc15fcedb9d8", kill_on_drop: false }`
[INFO] [stdout] cf7eebbb97f3058ee46bc73a2efc932bf44970b377a920f5b87bcc15fcedb9d8
