[INFO] crate err_prop 0.0.2 is already in cache [INFO] testing err_prop-0.0.2 against 1.44.0 for beta-1.45-1 [INFO] extracting crate err_prop 0.0.2 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate err_prop 0.0.2 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate err_prop 0.0.2 [INFO] finished tweaking crates.io crate err_prop 0.0.2 [INFO] tweaked toml for crates.io crate err_prop 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9d5639cdbfc2bcbe956397437089ecbb8f10d4650ac1660de19e211157c45e84 [INFO] running `"docker" "start" "-a" "9d5639cdbfc2bcbe956397437089ecbb8f10d4650ac1660de19e211157c45e84"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling cgmath v0.12.0 [INFO] [stderr] Compiling err_prop v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `rhs` [INFO] [stderr] --> src/lib.rs:133:18 [INFO] [stderr] | [INFO] [stderr] 133 | fn rem(self, rhs: Self) -> Self::Output { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/lib.rs:265:16 [INFO] [stderr] | [INFO] [stderr] 265 | fn from(t: T) -> Option { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `src` [INFO] [stderr] --> src/lib.rs:273:23 [INFO] [stderr] | [INFO] [stderr] 273 | fn from_str_radix(src: &str, radix: u32) -> Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `radix` [INFO] [stderr] --> src/lib.rs:273:34 [INFO] [stderr] | [INFO] [stderr] 273 | fn from_str_radix(src: &str, radix: u32) -> Result { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_radix` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:298:27 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `epsilon` [INFO] [stderr] --> src/lib.rs:298:41 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_relative` [INFO] [stderr] --> src/lib.rs:298:65 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_relative` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:303:23 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `epsilon` [INFO] [stderr] --> src/lib.rs:303:37 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_ulps` [INFO] [stderr] --> src/lib.rs:303:61 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_ulps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/lib.rs:423:22 [INFO] [stderr] | [INFO] [stderr] 423 | fn mul_add(self, a: Self, b: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/lib.rs:423:31 [INFO] [stderr] | [INFO] [stderr] 423 | fn mul_add(self, a: Self, b: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:433:19 [INFO] [stderr] | [INFO] [stderr] 433 | fn powi(self, n: i32) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:438:19 [INFO] [stderr] | [INFO] [stderr] 438 | fn powf(self, n: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `base` [INFO] [stderr] --> src/lib.rs:463:18 [INFO] [stderr] | [INFO] [stderr] 463 | fn log(self, base: Self) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_base` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:478:18 [INFO] [stderr] | [INFO] [stderr] 478 | fn max(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:483:18 [INFO] [stderr] | [INFO] [stderr] 483 | fn min(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:488:22 [INFO] [stderr] | [INFO] [stderr] 488 | fn abs_sub(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:498:20 [INFO] [stderr] | [INFO] [stderr] 498 | fn hypot(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:533:20 [INFO] [stderr] | [INFO] [stderr] 533 | fn atan2(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: 20 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.54s [INFO] running `"docker" "inspect" "9d5639cdbfc2bcbe956397437089ecbb8f10d4650ac1660de19e211157c45e84"` [INFO] running `"docker" "rm" "-f" "9d5639cdbfc2bcbe956397437089ecbb8f10d4650ac1660de19e211157c45e84"` [INFO] [stdout] 9d5639cdbfc2bcbe956397437089ecbb8f10d4650ac1660de19e211157c45e84 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2d90de0ad35245fc132564768c8b48723779ac2eb32132d066546986ab68c50a [INFO] running `"docker" "start" "-a" "2d90de0ad35245fc132564768c8b48723779ac2eb32132d066546986ab68c50a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling err_prop v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `rhs` [INFO] [stderr] --> src/lib.rs:133:18 [INFO] [stderr] | [INFO] [stderr] 133 | fn rem(self, rhs: Self) -> Self::Output { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/lib.rs:265:16 [INFO] [stderr] | [INFO] [stderr] 265 | fn from(t: T) -> Option { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `src` [INFO] [stderr] --> src/lib.rs:273:23 [INFO] [stderr] | [INFO] [stderr] 273 | fn from_str_radix(src: &str, radix: u32) -> Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `radix` [INFO] [stderr] --> src/lib.rs:273:34 [INFO] [stderr] | [INFO] [stderr] 273 | fn from_str_radix(src: &str, radix: u32) -> Result { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_radix` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:298:27 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `epsilon` [INFO] [stderr] --> src/lib.rs:298:41 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_relative` [INFO] [stderr] --> src/lib.rs:298:65 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_relative` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:303:23 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `epsilon` [INFO] [stderr] --> src/lib.rs:303:37 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_ulps` [INFO] [stderr] --> src/lib.rs:303:61 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_ulps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/lib.rs:423:22 [INFO] [stderr] | [INFO] [stderr] 423 | fn mul_add(self, a: Self, b: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/lib.rs:423:31 [INFO] [stderr] | [INFO] [stderr] 423 | fn mul_add(self, a: Self, b: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:433:19 [INFO] [stderr] | [INFO] [stderr] 433 | fn powi(self, n: i32) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:438:19 [INFO] [stderr] | [INFO] [stderr] 438 | fn powf(self, n: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `base` [INFO] [stderr] --> src/lib.rs:463:18 [INFO] [stderr] | [INFO] [stderr] 463 | fn log(self, base: Self) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_base` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:478:18 [INFO] [stderr] | [INFO] [stderr] 478 | fn max(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:483:18 [INFO] [stderr] | [INFO] [stderr] 483 | fn min(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:488:22 [INFO] [stderr] | [INFO] [stderr] 488 | fn abs_sub(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:498:20 [INFO] [stderr] | [INFO] [stderr] 498 | fn hypot(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:533:20 [INFO] [stderr] | [INFO] [stderr] 533 | fn atan2(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: 20 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rhs` [INFO] [stderr] --> src/lib.rs:133:18 [INFO] [stderr] | [INFO] [stderr] 133 | fn rem(self, rhs: Self) -> Self::Output { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/lib.rs:265:16 [INFO] [stderr] | [INFO] [stderr] 265 | fn from(t: T) -> Option { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `src` [INFO] [stderr] --> src/lib.rs:273:23 [INFO] [stderr] | [INFO] [stderr] 273 | fn from_str_radix(src: &str, radix: u32) -> Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `radix` [INFO] [stderr] --> src/lib.rs:273:34 [INFO] [stderr] | [INFO] [stderr] 273 | fn from_str_radix(src: &str, radix: u32) -> Result { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_radix` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:298:27 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `epsilon` [INFO] [stderr] --> src/lib.rs:298:41 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_relative` [INFO] [stderr] --> src/lib.rs:298:65 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_relative` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:303:23 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `epsilon` [INFO] [stderr] --> src/lib.rs:303:37 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_ulps` [INFO] [stderr] --> src/lib.rs:303:61 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_ulps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/lib.rs:423:22 [INFO] [stderr] | [INFO] [stderr] 423 | fn mul_add(self, a: Self, b: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/lib.rs:423:31 [INFO] [stderr] | [INFO] [stderr] 423 | fn mul_add(self, a: Self, b: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:433:19 [INFO] [stderr] | [INFO] [stderr] 433 | fn powi(self, n: i32) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:438:19 [INFO] [stderr] | [INFO] [stderr] 438 | fn powf(self, n: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `base` [INFO] [stderr] --> src/lib.rs:463:18 [INFO] [stderr] | [INFO] [stderr] 463 | fn log(self, base: Self) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_base` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:478:18 [INFO] [stderr] | [INFO] [stderr] 478 | fn max(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:483:18 [INFO] [stderr] | [INFO] [stderr] 483 | fn min(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:488:22 [INFO] [stderr] | [INFO] [stderr] 488 | fn abs_sub(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:498:20 [INFO] [stderr] | [INFO] [stderr] 498 | fn hypot(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:533:20 [INFO] [stderr] | [INFO] [stderr] 533 | fn atan2(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `det` [INFO] [stderr] --> src/lib.rs:656:13 [INFO] [stderr] | [INFO] [stderr] 656 | let det = ::cgmath::Matrix2::new(a.x, a.y, [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_det` [INFO] [stderr] [INFO] [stderr] warning: 21 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `"docker" "inspect" "2d90de0ad35245fc132564768c8b48723779ac2eb32132d066546986ab68c50a"` [INFO] running `"docker" "rm" "-f" "2d90de0ad35245fc132564768c8b48723779ac2eb32132d066546986ab68c50a"` [INFO] [stdout] 2d90de0ad35245fc132564768c8b48723779ac2eb32132d066546986ab68c50a [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2a51d27133da79c82f2d9e0d306765cef74bbe5c3046b9488018c3e10a5fe71a [INFO] running `"docker" "start" "-a" "2a51d27133da79c82f2d9e0d306765cef74bbe5c3046b9488018c3e10a5fe71a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused variable: `rhs` [INFO] [stderr] --> src/lib.rs:133:18 [INFO] [stderr] | [INFO] [stderr] 133 | fn rem(self, rhs: Self) -> Self::Output { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/lib.rs:265:16 [INFO] [stderr] | [INFO] [stderr] 265 | fn from(t: T) -> Option { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `src` [INFO] [stderr] --> src/lib.rs:273:23 [INFO] [stderr] | [INFO] [stderr] 273 | fn from_str_radix(src: &str, radix: u32) -> Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `radix` [INFO] [stderr] --> src/lib.rs:273:34 [INFO] [stderr] | [INFO] [stderr] 273 | fn from_str_radix(src: &str, radix: u32) -> Result { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_radix` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:298:27 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `epsilon` [INFO] [stderr] --> src/lib.rs:298:41 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_relative` [INFO] [stderr] --> src/lib.rs:298:65 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_relative` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:303:23 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `epsilon` [INFO] [stderr] --> src/lib.rs:303:37 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_ulps` [INFO] [stderr] --> src/lib.rs:303:61 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_ulps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/lib.rs:423:22 [INFO] [stderr] | [INFO] [stderr] 423 | fn mul_add(self, a: Self, b: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/lib.rs:423:31 [INFO] [stderr] | [INFO] [stderr] 423 | fn mul_add(self, a: Self, b: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:433:19 [INFO] [stderr] | [INFO] [stderr] 433 | fn powi(self, n: i32) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:438:19 [INFO] [stderr] | [INFO] [stderr] 438 | fn powf(self, n: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `base` [INFO] [stderr] --> src/lib.rs:463:18 [INFO] [stderr] | [INFO] [stderr] 463 | fn log(self, base: Self) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_base` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:478:18 [INFO] [stderr] | [INFO] [stderr] 478 | fn max(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:483:18 [INFO] [stderr] | [INFO] [stderr] 483 | fn min(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:488:22 [INFO] [stderr] | [INFO] [stderr] 488 | fn abs_sub(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:498:20 [INFO] [stderr] | [INFO] [stderr] 498 | fn hypot(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:533:20 [INFO] [stderr] | [INFO] [stderr] 533 | fn atan2(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: 20 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rhs` [INFO] [stderr] --> src/lib.rs:133:18 [INFO] [stderr] | [INFO] [stderr] 133 | fn rem(self, rhs: Self) -> Self::Output { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/lib.rs:265:16 [INFO] [stderr] | [INFO] [stderr] 265 | fn from(t: T) -> Option { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `src` [INFO] [stderr] --> src/lib.rs:273:23 [INFO] [stderr] | [INFO] [stderr] 273 | fn from_str_radix(src: &str, radix: u32) -> Result { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_src` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `radix` [INFO] [stderr] --> src/lib.rs:273:34 [INFO] [stderr] | [INFO] [stderr] 273 | fn from_str_radix(src: &str, radix: u32) -> Result { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_radix` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:298:27 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `epsilon` [INFO] [stderr] --> src/lib.rs:298:41 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_relative` [INFO] [stderr] --> src/lib.rs:298:65 [INFO] [stderr] | [INFO] [stderr] 298 | fn relative_eq(&self, other: &Self, epsilon: Self::Epsilon, max_relative: Self::Epsilon) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_relative` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:303:23 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `epsilon` [INFO] [stderr] --> src/lib.rs:303:37 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_ulps` [INFO] [stderr] --> src/lib.rs:303:61 [INFO] [stderr] | [INFO] [stderr] 303 | fn ulps_eq(&self, other: &Self, epsilon: Self::Epsilon, max_ulps: u32) -> bool { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_ulps` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/lib.rs:423:22 [INFO] [stderr] | [INFO] [stderr] 423 | fn mul_add(self, a: Self, b: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/lib.rs:423:31 [INFO] [stderr] | [INFO] [stderr] 423 | fn mul_add(self, a: Self, b: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:433:19 [INFO] [stderr] | [INFO] [stderr] 433 | fn powi(self, n: i32) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/lib.rs:438:19 [INFO] [stderr] | [INFO] [stderr] 438 | fn powf(self, n: Self) -> Self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `base` [INFO] [stderr] --> src/lib.rs:463:18 [INFO] [stderr] | [INFO] [stderr] 463 | fn log(self, base: Self) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_base` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:478:18 [INFO] [stderr] | [INFO] [stderr] 478 | fn max(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:483:18 [INFO] [stderr] | [INFO] [stderr] 483 | fn min(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:488:22 [INFO] [stderr] | [INFO] [stderr] 488 | fn abs_sub(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:498:20 [INFO] [stderr] | [INFO] [stderr] 498 | fn hypot(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/lib.rs:533:20 [INFO] [stderr] | [INFO] [stderr] 533 | fn atan2(self, other: Self) -> Self { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `det` [INFO] [stderr] --> src/lib.rs:656:13 [INFO] [stderr] | [INFO] [stderr] 656 | let det = ::cgmath::Matrix2::new(a.x, a.y, [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_det` [INFO] [stderr] [INFO] [stderr] warning: 21 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/err_prop-b8eaedab40056183 [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::multiplication_error ... ok [INFO] [stdout] test tests::subtract_error ... ok [INFO] [stdout] test tests::addition_then_multipl ... ok [INFO] [stdout] test tests::addition_error ... ok [INFO] [stdout] test tests::can_use_cgmath_stuff ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests err_prop [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "2a51d27133da79c82f2d9e0d306765cef74bbe5c3046b9488018c3e10a5fe71a"` [INFO] running `"docker" "rm" "-f" "2a51d27133da79c82f2d9e0d306765cef74bbe5c3046b9488018c3e10a5fe71a"` [INFO] [stdout] 2a51d27133da79c82f2d9e0d306765cef74bbe5c3046b9488018c3e10a5fe71a