[INFO] fetching crate hcomplex 0.2.0...
[INFO] testing hcomplex-0.2.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate hcomplex 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate hcomplex 0.2.0
[INFO] finished tweaking crates.io crate hcomplex 0.2.0
[INFO] tweaked toml for crates.io crate hcomplex 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hcomplex 0.2.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding approx v0.4.0 (available: v0.5.1)
[INFO] [stderr]       Adding num-complex v0.3.1 (available: v0.4.6)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding rand_distr v0.3.0 (available: v0.5.1)
[INFO] [stderr]       Adding rand_xorshift v0.2.0 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded rand_xorshift v0.2.0
[INFO] [stderr]   Downloaded rand_distr v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28855970a492de0dea2754b4a7f0c7e9ee5e67acf825119948aa7c47dbba2115
[INFO] running `Command { std: "docker" "start" "-a" "28855970a492de0dea2754b4a7f0c7e9ee5e67acf825119948aa7c47dbba2115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28855970a492de0dea2754b4a7f0c7e9ee5e67acf825119948aa7c47dbba2115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28855970a492de0dea2754b4a7f0c7e9ee5e67acf825119948aa7c47dbba2115", kill_on_drop: false }`
[INFO] [stdout] 28855970a492de0dea2754b4a7f0c7e9ee5e67acf825119948aa7c47dbba2115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f145d9b880eb2ff30c3ea74b0b1b4b0d8ebb3b30607705c455fece48c5ae260
[INFO] running `Command { std: "docker" "start" "-a" "7f145d9b880eb2ff30c3ea74b0b1b4b0d8ebb3b30607705c455fece48c5ae260", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling hcomplex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `One` and `Zero`
[INFO] [stdout]  --> src/algebra/second_order.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use num_traits::{One, Zero, Inv};
[INFO] [stdout]   |                      ^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "7f145d9b880eb2ff30c3ea74b0b1b4b0d8ebb3b30607705c455fece48c5ae260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f145d9b880eb2ff30c3ea74b0b1b4b0d8ebb3b30607705c455fece48c5ae260", kill_on_drop: false }`
[INFO] [stdout] 7f145d9b880eb2ff30c3ea74b0b1b4b0d8ebb3b30607705c455fece48c5ae260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e19f92c652f44d465bdbb2d30549cce11a6ac6fe6f0ee979fc6327b20d2f6b8
[INFO] running `Command { std: "docker" "start" "-a" "0e19f92c652f44d465bdbb2d30549cce11a6ac6fe6f0ee979fc6327b20d2f6b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stdout] warning: unused imports: `One` and `Zero`
[INFO] [stdout]  --> src/algebra/second_order.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use num_traits::{One, Zero, Inv};
[INFO] [stdout]   |                      ^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling hcomplex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `One` and `Zero`
[INFO] [stdout]  --> src/algebra/second_order.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use num_traits::{One, Zero, Inv};
[INFO] [stdout]   |                      ^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "0e19f92c652f44d465bdbb2d30549cce11a6ac6fe6f0ee979fc6327b20d2f6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e19f92c652f44d465bdbb2d30549cce11a6ac6fe6f0ee979fc6327b20d2f6b8", kill_on_drop: false }`
[INFO] [stdout] 0e19f92c652f44d465bdbb2d30549cce11a6ac6fe6f0ee979fc6327b20d2f6b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27c132bbd4b9d31f082a1466fb8d559b47b6cb72e8cac0671707f84d78e886b7
[INFO] running `Command { std: "docker" "start" "-a" "27c132bbd4b9d31f082a1466fb8d559b47b6cb72e8cac0671707f84d78e886b7", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `One` and `Zero`
[INFO] [stderr]  --> src/algebra/second_order.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub use num_traits::{One, Zero, Inv};
[INFO] [stderr]   |                      ^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hcomplex` (lib) generated 1 warning (run `cargo fix --lib -p hcomplex` to apply 1 suggestion)
[INFO] [stderr] warning: `hcomplex` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hcomplex-87d4f14d27ce43f6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test algebra::format::tests::quaternion ... ok
[INFO] [stdout] test algebra::format::tests::complex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hcomplex
[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" "27c132bbd4b9d31f082a1466fb8d559b47b6cb72e8cac0671707f84d78e886b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c132bbd4b9d31f082a1466fb8d559b47b6cb72e8cac0671707f84d78e886b7", kill_on_drop: false }`
[INFO] [stdout] 27c132bbd4b9d31f082a1466fb8d559b47b6cb72e8cac0671707f84d78e886b7