[INFO] fetching crate miniboosts 0.4.0...
[INFO] checking miniboosts-0.4.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate miniboosts 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate miniboosts 0.4.0
[INFO] finished tweaking crates.io crate miniboosts 0.4.0
[INFO] tweaked toml for crates.io crate miniboosts 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate miniboosts 0.4.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate miniboosts 0.4.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9011cf1992029c4c02e924ea5f401244d65e0f74f5626671f50cb43a0e2e76f1
[INFO] running `Command { std: "docker" "start" "-a" "9011cf1992029c4c02e924ea5f401244d65e0f74f5626671f50cb43a0e2e76f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9011cf1992029c4c02e924ea5f401244d65e0f74f5626671f50cb43a0e2e76f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9011cf1992029c4c02e924ea5f401244d65e0f74f5626671f50cb43a0e2e76f1", kill_on_drop: false }`
[INFO] [stdout] 9011cf1992029c4c02e924ea5f401244d65e0f74f5626671f50cb43a0e2e76f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e1e223c9d10f84587a17dacfb5c1195a3443409ec65e4f0c7e4cfabfd563e9f
[INFO] running `Command { std: "docker" "start" "-a" "4e1e223c9d10f84587a17dacfb5c1195a3443409ec65e4f0c7e4cfabfd563e9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.19
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[INFO] [stderr]     Checking ethnum v1.5.0
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[INFO] [stderr]     Checking planus v0.3.1
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[INFO] [stderr]    Compiling rustix v0.38.42
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]     Checking atoi_simd v0.15.6
[INFO] [stderr]     Checking smallvec v1.13.2
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[INFO] [stderr]     Checking polars-io v0.41.3
[INFO] [stderr]     Checking miniboosts v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `FeatureValue` is never constructed
[INFO] [stdout]    --> src/weak_learner/common/type_and_struct.rs:151:19
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub(crate) struct FeatureValue(pub(crate) f64);
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mass` is never constructed
[INFO] [stdout]    --> src/weak_learner/common/type_and_struct.rs:187:19
[INFO] [stdout]     |
[INFO] [stdout] 187 | pub(crate) struct Mass(pub(crate) f64);
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Target` is never constructed
[INFO] [stdout]    --> src/weak_learner/common/type_and_struct.rs:214:19
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub(crate) struct Target(pub(crate) f64);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FeatureValue` is never constructed
[INFO] [stdout]    --> src/weak_learner/common/type_and_struct.rs:151:19
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub(crate) struct FeatureValue(pub(crate) f64);
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mass` is never constructed
[INFO] [stdout]    --> src/weak_learner/common/type_and_struct.rs:187:19
[INFO] [stdout]     |
[INFO] [stdout] 187 | pub(crate) struct Mass(pub(crate) f64);
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Target` is never constructed
[INFO] [stdout]    --> src/weak_learner/common/type_and_struct.rs:214:19
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub(crate) struct Target(pub(crate) f64);
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> src/research/logger.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 236 | /         (1..).try_for_each(|iter| {
[INFO] [stdout] 237 | |             // Start measuring time
[INFO] [stdout] 238 | |             let now = Instant::now();
[INFO] [stdout] ...   |
[INFO] [stdout] 297 | |             flow
[INFO] [stdout] 298 | |         });
[INFO] [stdout]     | |__________^
[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] 236 |         let _ = (1..).try_for_each(|iter| {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> src/research/logger.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 236 | /         (1..).try_for_each(|iter| {
[INFO] [stdout] 237 | |             // Start measuring time
[INFO] [stdout] 238 | |             let now = Instant::now();
[INFO] [stdout] ...   |
[INFO] [stdout] 297 | |             flow
[INFO] [stdout] 298 | |         });
[INFO] [stdout]     | |__________^
[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] 236 |         let _ = (1..).try_for_each(|iter| {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.92s
[INFO] running `Command { std: "docker" "inspect" "4e1e223c9d10f84587a17dacfb5c1195a3443409ec65e4f0c7e4cfabfd563e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e1e223c9d10f84587a17dacfb5c1195a3443409ec65e4f0c7e4cfabfd563e9f", kill_on_drop: false }`
[INFO] [stdout] 4e1e223c9d10f84587a17dacfb5c1195a3443409ec65e4f0c7e4cfabfd563e9f