[INFO] fetching crate scylla-rs 0.1.6...
[INFO] checking scylla-rs-0.1.6 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate scylla-rs 0.1.6 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate scylla-rs 0.1.6 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scylla-rs 0.1.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate scylla-rs 0.1.6
[INFO] tweaked toml for crates.io crate scylla-rs 0.1.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate scylla-rs 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c5ce02e41075c82c6ee27ec556b77ac157621711ad8d8b718aabe31ac904944
[INFO] running `Command { std: "docker" "start" "-a" "9c5ce02e41075c82c6ee27ec556b77ac157621711ad8d8b718aabe31ac904944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c5ce02e41075c82c6ee27ec556b77ac157621711ad8d8b718aabe31ac904944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5ce02e41075c82c6ee27ec556b77ac157621711ad8d8b718aabe31ac904944", kill_on_drop: false }`
[INFO] [stdout] 9c5ce02e41075c82c6ee27ec556b77ac157621711ad8d8b718aabe31ac904944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d33b178ef210598ac4549910c43bde73bf4e53c286bcc5a6a5d803617bb6275
[INFO] running `Command { std: "docker" "start" "-a" "8d33b178ef210598ac4549910c43bde73bf4e53c286bcc5a6a5d803617bb6275", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
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[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.68
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[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]     Checking idna v0.2.3
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[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]    Compiling num-derive v0.3.3
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[INFO] [stderr]     Checking backstage v0.1.1
[INFO] [stderr]     Checking lz4 v1.23.2
[INFO] [stderr]     Checking scylla-rs v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 45 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:50:28
[INFO] [stdout]    |
[INFO] [stdout] 50 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 50 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 55 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 55 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 60 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 60 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:65:28
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 65 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:70:28
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 70 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 70 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:75:28
[INFO] [stdout]    |
[INFO] [stdout] 75 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 75 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:80:28
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 80 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 80 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:45:28
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 45 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:50:28
[INFO] [stdout]    |
[INFO] [stdout] 50 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 50 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 55 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 55 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 60 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 60 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:65:28
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 65 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:70:28
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 70 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 70 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:75:28
[INFO] [stdout]    |
[INFO] [stdout] 75 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 75 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/cql/frame/error.rs:80:28
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     &slice[(6 + message.len()..)],
[INFO] [stdout]    |                            ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 80 -                     &slice[(6 + message.len()..)],
[INFO] [stdout] 80 +                     &slice[6 + message.len()..],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `global_table_spec` and `no_metadata` are never read
[INFO] [stdout]   --> src/cql/frame/rows.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Flags {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 21 |     global_table_spec: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     has_more_pages: bool,
[INFO] [stdout] 23 |     no_metadata: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Flags` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `columns_count` is never read
[INFO] [stdout]   --> src/cql/frame/rows.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Metadata {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 55 |     flags: Flags,
[INFO] [stdout] 56 |     columns_count: ColumnsCount,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Metadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `request_type` is never read
[INFO] [stdout]    --> src/app/access/mod.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub struct DecodeResult<T> {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 123 |     inner: T,
[INFO] [stdout] 124 |     request_type: RequestType,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DecodeResult` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `global_table_spec` and `no_metadata` are never read
[INFO] [stdout]   --> src/cql/frame/rows.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Flags {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 21 |     global_table_spec: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     has_more_pages: bool,
[INFO] [stdout] 23 |     no_metadata: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Flags` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `columns_count` is never read
[INFO] [stdout]   --> src/cql/frame/rows.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct Metadata {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 55 |     flags: Flags,
[INFO] [stdout] 56 |     columns_count: ColumnsCount,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Metadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `request_type` is never read
[INFO] [stdout]    --> src/app/access/mod.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub struct DecodeResult<T> {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 123 |     inner: T,
[INFO] [stdout] 124 |     request_type: RequestType,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DecodeResult` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.56s
[INFO] running `Command { std: "docker" "inspect" "8d33b178ef210598ac4549910c43bde73bf4e53c286bcc5a6a5d803617bb6275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d33b178ef210598ac4549910c43bde73bf4e53c286bcc5a6a5d803617bb6275", kill_on_drop: false }`
[INFO] [stdout] 8d33b178ef210598ac4549910c43bde73bf4e53c286bcc5a6a5d803617bb6275
