[INFO] fetching crate whitenoise_validator 0.2.0...
[INFO] fixing whitenoise_validator-0.2.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate whitenoise_validator 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate whitenoise_validator 0.2.0
[INFO] finished tweaking crates.io crate whitenoise_validator 0.2.0
[INFO] tweaked toml for crates.io crate whitenoise_validator 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate whitenoise_validator 0.2.0 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "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" "+622891a4e29178280638a6b63a8908bde2c0c854" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 78 packages to latest compatible versions
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.12.0)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e4314bdd765ad0f79800045c6540493eaa517acb34441f22dca40b6aa9f352ea
[INFO] running `Command { std: "docker" "start" "e4314bdd765ad0f79800045c6540493eaa517acb34441f22dca40b6aa9f352ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e4314bdd765ad0f79800045c6540493eaa517acb34441f22dca40b6aa9f352ea" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4314bdd765ad0f79800045c6540493eaa517acb34441f22dca40b6aa9f352ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e4314bdd765ad0f79800045c6540493eaa517acb34441f22dca40b6aa9f352ea" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   indexmap v1.9.3 removed features: serde, serde-1
[INFO] [stderr]   itertools v0.8.2 removed features: default, use_std
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[INFO] [stderr]   serde v1.0.228 removed features: derive, serde_derive
[INFO] [stderr]   syn v2.0.118 (as host dependency) removed features: default, full
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[INFO] [stderr]    Compiling whitenoise_validator v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating build/main.rs from 2018 edition to 2021
[INFO] [stderr]     Checking ndarray-stats v0.3.0
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.77s
[INFO] [stderr] crater-edition-check: whitenoise_validator v0.2.0 (/opt/rustwide/workdir) updating edition from 2018 to 2021
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking ndarray-stats v0.3.0
[INFO] [stderr]     Checking statrs v0.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling whitenoise_validator v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `nature` and `default_python` are never read
[INFO] [stdout]   --> build/main.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct ArgumentJSON {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 34 |     nature: Option<Vec<String>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     default_python: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ArgumentJSON` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Serialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:26
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Deserialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:13
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Serialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:26
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Deserialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:13
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 |     #[serde(rename(serialize = "releaseInfo", deserialize = "releaseInfo"))]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[serde(rename(serialize = "privacyLoss", deserialize = "privacyLoss"))]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 |     #[serde(rename(serialize = "releaseInfo", deserialize = "releaseInfo"))]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:33:7
[INFO] [stdout]    |
[INFO] [stdout] 33 |     #[serde(rename(serialize = "nodeID", deserialize = "nodeID"))]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 |     #[serde(rename(serialize = "privacyLoss", deserialize = "privacyLoss"))]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 |     #[serde(rename(serialize = "algorithmInfo", deserialize = "algorithmInfo"))]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:33:7
[INFO] [stdout]    |
[INFO] [stdout] 33 |     #[serde(rename(serialize = "nodeID", deserialize = "nodeID"))]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 |     #[serde(rename(serialize = "algorithmInfo", deserialize = "algorithmInfo"))]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Serialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:26
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Serialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:26
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:45:21
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Deserialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:13
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:45:21
[INFO] [stdout]    |
[INFO] [stdout] 45 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Deserialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:13
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:48:7
[INFO] [stdout]    |
[INFO] [stdout] 48 |     #[serde(rename(serialize = "accuracyValue", deserialize = "accuracyValue"))]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:48:7
[INFO] [stdout]    |
[INFO] [stdout] 48 |     #[serde(rename(serialize = "accuracyValue", deserialize = "accuracyValue"))]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Serialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:26
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Serialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:26
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Deserialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:13
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/utilities/json.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Deserialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/utilities/json.rs:4:13
[INFO] [stdout]    |
[INFO] [stdout]  4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated`
[INFO] [stdout]   --> src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     error_chain! {}
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated`
[INFO] [stdout]   --> src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     error_chain! {}
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/components/covariance.rs:201:39
[INFO] [stdout]     |
[INFO] [stdout] 201 |                     .map(|difference| (difference * scaling_constant))
[INFO] [stdout]     |                                       ^                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 201 -                     .map(|difference| (difference * scaling_constant))
[INFO] [stdout] 201 +                     .map(|difference| difference * scaling_constant )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/components/covariance.rs:201:39
[INFO] [stdout]     |
[INFO] [stdout] 201 |                     .map(|difference| (difference * scaling_constant))
[INFO] [stdout]     |                                       ^                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 201 -                     .map(|difference| (difference * scaling_constant))
[INFO] [stdout] 201 +                     .map(|difference| difference * scaling_constant )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/components/sum.rs:84:47
[INFO] [stdout]    |
[INFO] [stdout] 84 | ...                   .map(|(min, max)| (max - min))
[INFO] [stdout]    |                                         ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 84 -                             .map(|(min, max)| (max - min))
[INFO] [stdout] 84 +                             .map(|(min, max)| max - min )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/components/variance.rs:90:39
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     .map(|(min, max)| ((max - min).powi(2) * scaling_constant))
[INFO] [stdout]    |                                       ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 90 -                     .map(|(min, max)| ((max - min).powi(2) * scaling_constant))
[INFO] [stdout] 90 +                     .map(|(min, max)| (max - min).powi(2) * scaling_constant )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/components/sum.rs:84:47
[INFO] [stdout]    |
[INFO] [stdout] 84 | ...                   .map(|(min, max)| (max - min))
[INFO] [stdout]    |                                         ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 84 -                             .map(|(min, max)| (max - min))
[INFO] [stdout] 84 +                             .map(|(min, max)| max - min )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/components/variance.rs:90:39
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     .map(|(min, max)| ((max - min).powi(2) * scaling_constant))
[INFO] [stdout]    |                                       ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 90 -                     .map(|(min, max)| ((max - min).powi(2) * scaling_constant))
[INFO] [stdout] 90 +                     .map(|(min, max)| (max - min).powi(2) * scaling_constant )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `JSONRelease: serde::Serialize` is not satisfied
[INFO] [stdout]     --> src/lib.rs:194:33
[INFO] [stdout]      |
[INFO] [stdout]  194 |     match serde_json::to_string(&release_schemas) {
[INFO] [stdout]      |           --------------------- ^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]      |           |
[INFO] [stdout]      |           required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout] help: the trait `Serialize` is not implemented for `JSONRelease`
[INFO] [stdout]     --> src/utilities/json.rs:16:1
[INFO] [stdout]      |
[INFO] [stdout]   16 | pub struct JSONRelease {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `JSONRelease` type
[INFO] [stdout]      = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]      = help: the following other types implement trait `Serialize`:
[INFO] [stdout]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T,)
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]              and 129 others
[INFO] [stdout]      = note: required for `Vec<JSONRelease>` to implement `Serialize`
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.150/src/ser.rs:2247:17
[INFO] [stdout]      |
[INFO] [stdout] 2245 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2246 | where
[INFO] [stdout] 2247 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `JSONRelease: serde::Serialize` is not satisfied
[INFO] [stdout]     --> src/lib.rs:194:33
[INFO] [stdout]      |
[INFO] [stdout]  194 |     match serde_json::to_string(&release_schemas) {
[INFO] [stdout]      |           --------------------- ^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]      |           |
[INFO] [stdout]      |           required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout] help: the trait `Serialize` is not implemented for `JSONRelease`
[INFO] [stdout]     --> src/utilities/json.rs:16:1
[INFO] [stdout]      |
[INFO] [stdout]   16 | pub struct JSONRelease {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `JSONRelease` type
[INFO] [stdout]      = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]      = help: the following other types implement trait `Serialize`:
[INFO] [stdout]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T,)
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]              and 129 others
[INFO] [stdout]      = note: required for `Vec<JSONRelease>` to implement `Serialize`
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.150/src/ser.rs:2247:17
[INFO] [stdout]      |
[INFO] [stdout] 2245 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2246 | where
[INFO] [stdout] 2247 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `whitenoise_validator` (lib) due to 12 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `whitenoise_validator` (lib test) due to 12 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e4314bdd765ad0f79800045c6540493eaa517acb34441f22dca40b6aa9f352ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4314bdd765ad0f79800045c6540493eaa517acb34441f22dca40b6aa9f352ea", kill_on_drop: false }`
[INFO] [stdout] e4314bdd765ad0f79800045c6540493eaa517acb34441f22dca40b6aa9f352ea
