[INFO] fetching crate rsmath 0.1.6...
[INFO] testing rsmath-0.1.6 against 1.59.0 for beta-1.60-1
[INFO] extracting crate rsmath 0.1.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rsmath 0.1.6 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsmath 0.1.6
[INFO] finished tweaking crates.io crate rsmath 0.1.6
[INFO] tweaked toml for crates.io crate rsmath 0.1.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54a2f31d48e42323daeb41fe9a9cd1116467e22eead22d9b3d96e9381a37844a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54a2f31d48e42323daeb41fe9a9cd1116467e22eead22d9b3d96e9381a37844a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54a2f31d48e42323daeb41fe9a9cd1116467e22eead22d9b3d96e9381a37844a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54a2f31d48e42323daeb41fe9a9cd1116467e22eead22d9b3d96e9381a37844a", kill_on_drop: false }`
[INFO] [stdout] 54a2f31d48e42323daeb41fe9a9cd1116467e22eead22d9b3d96e9381a37844a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77ad8e47266480b63c3209d4ea8730158e5580b70c48f920bc0aa5e432e64226
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "77ad8e47266480b63c3209d4ea8730158e5580b70c48f920bc0aa5e432e64226", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rsmath v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:898:9
[INFO] [stdout]     |
[INFO] [stdout] 898 |         try!(writeln!(f, "{{"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:906:9
[INFO] [stdout]     |
[INFO] [stdout] 906 |         try!(writeln!(f, "}}"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:900:13
[INFO] [stdout]     |
[INFO] [stdout] 900 |             try!(write!(f, "[ "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:904:13
[INFO] [stdout]     |
[INFO] [stdout] 904 |             try!(writeln!(f, "]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:902:17
[INFO] [stdout]     |
[INFO] [stdout] 902 |                 try!(write!(f, "{} ", el));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/algebra/vector.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 216 |         (sum / self.values.len() as f64)
[INFO] [stdout]     |         ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 216 -         (sum / self.values.len() as f64)
[INFO] [stdout] 216 +         sum / self.values.len() as f64
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/vector.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         try!(write!(f, "[ "));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/vector.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |             try!(write!(f, "{el} ",  el = el));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/linspace/point.rs:113:29
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let val: f64 = (pow((a.x() - b.x()), 2) +
[INFO] [stdout]     |                             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 -         let val: f64 = (pow((a.x() - b.x()), 2) +
[INFO] [stdout] 113 +         let val: f64 = (pow(a.x() - b.x(), 2) +
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/linspace/point.rs:114:29
[INFO] [stdout]     |
[INFO] [stdout] 114 |                         pow((a.y() - b.y()), 2) +
[INFO] [stdout]     |                             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 114 -                         pow((a.y() - b.y()), 2) +
[INFO] [stdout] 114 +                         pow(a.y() - b.y(), 2) +
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/linspace/point.rs:115:29
[INFO] [stdout]     |
[INFO] [stdout] 115 |                         pow((a.z() - b.z()), 2)).into();
[INFO] [stdout]     |                             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -                         pow((a.z() - b.z()), 2)).into();
[INFO] [stdout] 115 +                         pow(a.z() - b.z(), 2)).into();
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/linspace/vector.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         ((self.x*other.x) + (self.y*other.y) + (self.z*other.z))
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 161 -         ((self.x*other.x) + (self.y*other.y) + (self.z*other.z))
[INFO] [stdout] 161 +         (self.x*other.x) + (self.y*other.y) + (self.z*other.z)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.19s
[INFO] running `Command { std: "docker" "inspect" "77ad8e47266480b63c3209d4ea8730158e5580b70c48f920bc0aa5e432e64226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ad8e47266480b63c3209d4ea8730158e5580b70c48f920bc0aa5e432e64226", kill_on_drop: false }`
[INFO] [stdout] 77ad8e47266480b63c3209d4ea8730158e5580b70c48f920bc0aa5e432e64226
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62f3d4f9a72d1cee7287ebd086dc2601c644466a5a8c62004749e27ed432951e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "62f3d4f9a72d1cee7287ebd086dc2601c644466a5a8c62004749e27ed432951e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsmath v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:898:9
[INFO] [stdout]     |
[INFO] [stdout] 898 |         try!(writeln!(f, "{{"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:906:9
[INFO] [stdout]     |
[INFO] [stdout] 906 |         try!(writeln!(f, "}}"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:900:13
[INFO] [stdout]     |
[INFO] [stdout] 900 |             try!(write!(f, "[ "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:904:13
[INFO] [stdout]     |
[INFO] [stdout] 904 |             try!(writeln!(f, "]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:902:17
[INFO] [stdout]     |
[INFO] [stdout] 902 |                 try!(write!(f, "{} ", el));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/algebra/vector.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 216 |         (sum / self.values.len() as f64)
[INFO] [stdout]     |         ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 216 -         (sum / self.values.len() as f64)
[INFO] [stdout] 216 +         sum / self.values.len() as f64
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/vector.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         try!(write!(f, "[ "));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/vector.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |             try!(write!(f, "{el} ",  el = el));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/linspace/point.rs:113:29
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let val: f64 = (pow((a.x() - b.x()), 2) +
[INFO] [stdout]     |                             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 -         let val: f64 = (pow((a.x() - b.x()), 2) +
[INFO] [stdout] 113 +         let val: f64 = (pow(a.x() - b.x(), 2) +
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/linspace/point.rs:114:29
[INFO] [stdout]     |
[INFO] [stdout] 114 |                         pow((a.y() - b.y()), 2) +
[INFO] [stdout]     |                             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 114 -                         pow((a.y() - b.y()), 2) +
[INFO] [stdout] 114 +                         pow(a.y() - b.y(), 2) +
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/linspace/point.rs:115:29
[INFO] [stdout]     |
[INFO] [stdout] 115 |                         pow((a.z() - b.z()), 2)).into();
[INFO] [stdout]     |                             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -                         pow((a.z() - b.z()), 2)).into();
[INFO] [stdout] 115 +                         pow(a.z() - b.z(), 2)).into();
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/linspace/vector.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         ((self.x*other.x) + (self.y*other.y) + (self.z*other.z))
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 161 -         ((self.x*other.x) + (self.y*other.y) + (self.z*other.z))
[INFO] [stdout] 161 +         (self.x*other.x) + (self.y*other.y) + (self.z*other.z)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:898:9
[INFO] [stdout]     |
[INFO] [stdout] 898 |         try!(writeln!(f, "{{"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:906:9
[INFO] [stdout]     |
[INFO] [stdout] 906 |         try!(writeln!(f, "}}"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:900:13
[INFO] [stdout]     |
[INFO] [stdout] 900 |             try!(write!(f, "[ "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:904:13
[INFO] [stdout]     |
[INFO] [stdout] 904 |             try!(writeln!(f, "]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/matrix.rs:902:17
[INFO] [stdout]     |
[INFO] [stdout] 902 |                 try!(write!(f, "{} ", el));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/algebra/vector.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 216 |         (sum / self.values.len() as f64)
[INFO] [stdout]     |         ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 216 -         (sum / self.values.len() as f64)
[INFO] [stdout] 216 +         sum / self.values.len() as f64
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/vector.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         try!(write!(f, "[ "));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/algebra/vector.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |             try!(write!(f, "{el} ",  el = el));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/linspace/point.rs:113:29
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let val: f64 = (pow((a.x() - b.x()), 2) +
[INFO] [stdout]     |                             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 -         let val: f64 = (pow((a.x() - b.x()), 2) +
[INFO] [stdout] 113 +         let val: f64 = (pow(a.x() - b.x(), 2) +
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/linspace/point.rs:114:29
[INFO] [stdout]     |
[INFO] [stdout] 114 |                         pow((a.y() - b.y()), 2) +
[INFO] [stdout]     |                             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 114 -                         pow((a.y() - b.y()), 2) +
[INFO] [stdout] 114 +                         pow(a.y() - b.y(), 2) +
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/linspace/point.rs:115:29
[INFO] [stdout]     |
[INFO] [stdout] 115 |                         pow((a.z() - b.z()), 2)).into();
[INFO] [stdout]     |                             ^             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -                         pow((a.z() - b.z()), 2)).into();
[INFO] [stdout] 115 +                         pow(a.z() - b.z(), 2)).into();
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/linspace/vector.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         ((self.x*other.x) + (self.y*other.y) + (self.z*other.z))
[INFO] [stdout]     |         ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 161 -         ((self.x*other.x) + (self.y*other.y) + (self.z*other.z))
[INFO] [stdout] 161 +         (self.x*other.x) + (self.y*other.y) + (self.z*other.z)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "62f3d4f9a72d1cee7287ebd086dc2601c644466a5a8c62004749e27ed432951e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f3d4f9a72d1cee7287ebd086dc2601c644466a5a8c62004749e27ed432951e", kill_on_drop: false }`
[INFO] [stdout] 62f3d4f9a72d1cee7287ebd086dc2601c644466a5a8c62004749e27ed432951e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7f66a7a04776e5421b808b213205555e12b392bbd325c21baf55de3b3798d690
[INFO] running `Command { std: "docker" "start" "-a" "7f66a7a04776e5421b808b213205555e12b392bbd325c21baf55de3b3798d690", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/algebra/matrix.rs:898:9
[INFO] [stderr]     |
[INFO] [stderr] 898 |         try!(writeln!(f, "{{"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/algebra/matrix.rs:906:9
[INFO] [stderr]     |
[INFO] [stderr] 906 |         try!(writeln!(f, "}}"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/algebra/matrix.rs:900:13
[INFO] [stderr]     |
[INFO] [stderr] 900 |             try!(write!(f, "[ "));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/algebra/matrix.rs:904:13
[INFO] [stderr]     |
[INFO] [stderr] 904 |             try!(writeln!(f, "]"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/algebra/matrix.rs:902:17
[INFO] [stderr]     |
[INFO] [stderr] 902 |                 try!(write!(f, "{} ", el));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/algebra/vector.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |         (sum / self.values.len() as f64)
[INFO] [stderr]     |         ^                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 216 -         (sum / self.values.len() as f64)
[INFO] [stderr] 216 +         sum / self.values.len() as f64
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/algebra/vector.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |         try!(write!(f, "[ "));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/algebra/vector.rs:225:13
[INFO] [stderr]     |
[INFO] [stderr] 225 |             try!(write!(f, "{el} ",  el = el));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/linspace/point.rs:113:29
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let val: f64 = (pow((a.x() - b.x()), 2) +
[INFO] [stderr]     |                             ^             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 113 -         let val: f64 = (pow((a.x() - b.x()), 2) +
[INFO] [stderr] 113 +         let val: f64 = (pow(a.x() - b.x(), 2) +
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/linspace/point.rs:114:29
[INFO] [stderr]     |
[INFO] [stderr] 114 |                         pow((a.y() - b.y()), 2) +
[INFO] [stderr]     |                             ^             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 114 -                         pow((a.y() - b.y()), 2) +
[INFO] [stderr] 114 +                         pow(a.y() - b.y(), 2) +
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/linspace/point.rs:115:29
[INFO] [stderr]     |
[INFO] [stderr] 115 |                         pow((a.z() - b.z()), 2)).into();
[INFO] [stderr]     |                             ^             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 115 -                         pow((a.z() - b.z()), 2)).into();
[INFO] [stderr] 115 +                         pow(a.z() - b.z(), 2)).into();
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/linspace/vector.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |         ((self.x*other.x) + (self.y*other.y) + (self.z*other.z))
[INFO] [stderr]     |         ^                                                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 161 -         ((self.x*other.x) + (self.y*other.y) + (self.z*other.z))
[INFO] [stderr] 161 +         (self.x*other.x) + (self.y*other.y) + (self.z*other.z)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `rsmath` (lib) generated 12 warnings
[INFO] [stderr] warning: `rsmath` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rsmath-bc6978dd6a46a3b2)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/algebra.rs (/opt/rustwide/target/debug/deps/algebra-41fa5ffc7070ad7a)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/linspace.rs (/opt/rustwide/target/debug/deps/linspace-e35d50cac381230f)
[INFO] [stdout] 
[INFO] [stdout] running 53 tests
[INFO] [stdout] test tests::matrix_create_identity_test ... ok
[INFO] [stdout] test tests::matrix_el_iter_at_test ... ok
[INFO] [stdout] test tests::matrix_el_iter_test ... ok
[INFO] [stdout] test tests::matrix_eq_trait_test ... ok
[INFO] [stdout] test tests::matrix_equal_to_matrix_test ... ok
[INFO] [stdout] test tests::matrix_contains_test ... ok
[INFO] [stdout] test tests::matrix_equal_to_test ... ok
[INFO] [stdout] test tests::matrix_contains_row_test ... ok
[INFO] [stdout] test tests::matrix_contains_col_test ... ok
[INFO] [stdout] test tests::matrix_cols_test ... ok
[INFO] [stdout] test tests::matrix_col_test ... ok
[INFO] [stdout] test tests::matrix_get_diagonal_test ... ok
[INFO] [stdout] test tests::matrix_get_element_test ... ok
[INFO] [stdout] test tests::matrix_get_push_row_test ... ok
[INFO] [stdout] test tests::matrix_init_test ... ok
[INFO] [stdout] test tests::matrix_mul_trait_test ... ok
[INFO] [stdout] test tests::matrix_pop_col_test ... ok
[INFO] [stdout] test tests::matrix_pop_row_test ... ok
[INFO] [stdout] test tests::matrix_push_col_test ... ok
[INFO] [stdout] test tests::matrix_random_test ... ok
[INFO] [stdout] test tests::matrix_row_iter_at_test ... ok
[INFO] [stdout] test tests::matrix_row_iter_test ... ok
[INFO] [stdout] test tests::matrix_rows_test ... ok
[INFO] [stdout] test tests::matrix_scalar_mul_test ... ok
[INFO] [stdout] test tests::matrix_set_col_test ... ok
[INFO] [stdout] test tests::matrix_set_row_test ... ok
[INFO] [stdout] test tests::matrix_sub_trait_test ... ok
[INFO] [stdout] test tests::matrix_submatrix_test ... ok
[INFO] [stdout] test tests::matrix_swap_col_test ... ok
[INFO] [stdout] test tests::matrix_col_iter_test ... ok
[INFO] [stdout] test tests::matrix_swap_row_test ... ok
[INFO] [stdout] test tests::matrix_transpose_test ... ok
[INFO] [stdout] test tests::vector_append_test ... ok
[INFO] [stdout] test tests::vector_clear_test ... ok
[INFO] [stdout] test tests::vector_init_test ... ok
[INFO] [stdout] test tests::vector_max_test ... ok
[INFO] [stdout] test tests::vector_median_test ... ok
[INFO] [stdout] test tests::vector_min_test ... ok
[INFO] [stdout] test tests::vector_ones_test ... ok
[INFO] [stdout] test tests::matrix_eucl_distance_col_test ... ok
[INFO] [stdout] test tests::matrix_add_trait_test ... ok
[INFO] [stdout] test tests::matrix_bigger_than_matrix_test ... ok
[INFO] [stdout] test tests::matrix_bigger_than_test ... ok
[INFO] [stdout] test tests::matrix_col_iter_at_test ... ok
[INFO] [stdout] test tests::vector_random_test ... ok
[INFO] [stdout] test tests::vector_pop_test ... ok
[INFO] [stdout] test tests::vector_push_test ... ok
[INFO] [stdout] test tests::vector_remove_test ... ok
[INFO] [stdout] test tests::vector_set_el_test ... ok
[INFO] [stdout] test tests::vector_sort_max_test ... ok
[INFO] [stdout] test tests::vector_sort_min_test ... ok
[INFO] [stdout] test tests::vector_swap_test ... ok
[INFO] [stdout] test tests::vector_zeros_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 53 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test tests::quat_conjugate_test ... ok
[INFO] [stdout] test tests::quat_coord_test ... ok
[INFO] [stdout] test tests::quat_magnitude_test ... ok
[INFO] [stdout] test tests::quat_mul_test ... ok
[INFO] [stdout] test tests::quat_neg_test ... ok
[INFO] [stdout] test tests::quat_add_test ... ok
[INFO] [stdout] test tests::quat_norm_test ... ok
[INFO] [stdout] test tests::point_set_test ... ok
[INFO] [stdout] test tests::point_set_z_test ... ok
[INFO] [stdout] test tests::point_set_y_test ... ok
[INFO] [stdout] test tests::point_new_test ... ok
[INFO] [stdout] test tests::quat_set_test ... ok
[INFO] [stdout] test tests::quat_set_w_test ... ok
[INFO] [stdout] test tests::point_set_x_test ... ok
[INFO] [stdout] test tests::quat_set_x_test ... ok
[INFO] [stdout] test tests::quat_set_y_test ... ok
[INFO] [stdout] test tests::quat_set_z_test ... ok
[INFO] [stdout] test tests::quat_sub_test ... ok
[INFO] [stdout] test tests::vector_add_test ... ok
[INFO] [stdout] test tests::point_init_test ... ok
[INFO] [stdout] test tests::vector_dist_test ... ok
[INFO] [stdout] test tests::vector_dot_test ... ok
[INFO] [stdout] test tests::vector_init_test ... ok
[INFO] [stdout] test tests::quat_rotation_test ... ok
[INFO] [stdout] test tests::point_eucl_distance_test ... ok
[INFO] [stdout] test tests::quat_scale_test ... ok
[INFO] [stdout] test tests::vector_mul_test ... ok
[INFO] [stdout] test tests::vector_new_test ... ok
[INFO] [stdout] test tests::vector_norm_test ... ok
[INFO] [stdout] test tests::vector_scalar_mul_test ... ok
[INFO] [stdout] test tests::vector_scale_test ... ok
[INFO] [stdout] test tests::vector_set_test ... ok
[INFO] [stdout] test tests::vector_set_x_test ... ok
[INFO] [stdout] test tests::vector_set_y_test ... ok
[INFO] [stdout] test tests::vector_cross_test ... ok
[INFO] [stdout] test tests::vector_set_z_test ... ok
[INFO] [stdout] test tests::vector_sub_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rsmath
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/algebra/vector.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |         (sum / self.values.len() as f64)
[INFO] [stderr]     |         ^                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 216 -         (sum / self.values.len() as f64)
[INFO] [stderr] 216 +         sum / self.values.len() as f64
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/linspace/point.rs:113:29
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let val: f64 = (pow((a.x() - b.x()), 2) +
[INFO] [stderr]     |                             ^             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 113 -         let val: f64 = (pow((a.x() - b.x()), 2) +
[INFO] [stderr] 113 +         let val: f64 = (pow(a.x() - b.x(), 2) +
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/linspace/point.rs:114:29
[INFO] [stderr]     |
[INFO] [stderr] 114 |                         pow((a.y() - b.y()), 2) +
[INFO] [stderr]     |                             ^             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 114 -                         pow((a.y() - b.y()), 2) +
[INFO] [stderr] 114 +                         pow(a.y() - b.y(), 2) +
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/linspace/point.rs:115:29
[INFO] [stderr]     |
[INFO] [stderr] 115 |                         pow((a.z() - b.z()), 2)).into();
[INFO] [stderr]     |                             ^             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 115 -                         pow((a.z() - b.z()), 2)).into();
[INFO] [stderr] 115 +                         pow(a.z() - b.z(), 2)).into();
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/linspace/vector.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |         ((self.x*other.x) + (self.y*other.y) + (self.z*other.z))
[INFO] [stderr]     |         ^                                                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 161 -         ((self.x*other.x) + (self.y*other.y) + (self.z*other.z))
[INFO] [stderr] 161 +         (self.x*other.x) + (self.y*other.y) + (self.z*other.z)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f66a7a04776e5421b808b213205555e12b392bbd325c21baf55de3b3798d690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f66a7a04776e5421b808b213205555e12b392bbd325c21baf55de3b3798d690", kill_on_drop: false }`
[INFO] [stdout] 7f66a7a04776e5421b808b213205555e12b392bbd325c21baf55de3b3798d690