[INFO] fetching crate sesters 0.3.2...
[INFO] checking sesters-0.3.2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate sesters 0.3.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate sesters 0.3.2 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sesters 0.3.2
[INFO] finished tweaking crates.io crate sesters 0.3.2
[INFO] tweaked toml for crates.io crate sesters 0.3.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate sesters 0.3.2 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] e57bfa593e25e8afd58fa6106d6a2002a69ac0dd0a5e6e871fa42f2e1219864b
[INFO] running `Command { std: "docker" "start" "-a" "e57bfa593e25e8afd58fa6106d6a2002a69ac0dd0a5e6e871fa42f2e1219864b", kill_on_drop: false }`
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[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a8ff902c94b94f6cdbcf17ff4ac0c04f52f1518ddf18fec047b0f3fc39ee471
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[INFO] [stdout] warning: fields `rate` and `amount` are never read
[INFO] [stdout]    --> src/currency.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct ConversionError<'a, 'c, 'r> {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 105 |     rate: &'r Rate<'c>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 106 |     amount: &'a PriceTag<'c>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConversionError` 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 `decimal_separators` is never read
[INFO] [stdout]   --> src/price_format.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub struct PriceFormat {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 97 |     decimal_separators: Vec<char>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PriceFormat` 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `rate` and `amount` are never read
[INFO] [stdout]    --> src/currency.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct ConversionError<'a, 'c, 'r> {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 105 |     rate: &'r Rate<'c>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 106 |     amount: &'a PriceTag<'c>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ConversionError` 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 `decimal_separators` is never read
[INFO] [stdout]   --> src/price_format.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 96 | pub struct PriceFormat {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 97 |     decimal_separators: Vec<char>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PriceFormat` 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: unused borrow that must be used
[INFO] [stdout]   --> src/db/tests.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         &rate.cache_until().to_sql();
[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] 78 |         let _ = &rate.cache_until().to_sql();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/db/tests.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         &rates_uptodate;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let _ = &rates_uptodate;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/price_format.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 &price_format.regex;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let _ = &price_format.regex;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.73s
[INFO] running `Command { std: "docker" "inspect" "3a8ff902c94b94f6cdbcf17ff4ac0c04f52f1518ddf18fec047b0f3fc39ee471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a8ff902c94b94f6cdbcf17ff4ac0c04f52f1518ddf18fec047b0f3fc39ee471", kill_on_drop: false }`
[INFO] [stdout] 3a8ff902c94b94f6cdbcf17ff4ac0c04f52f1518ddf18fec047b0f3fc39ee471