[INFO] fetching crate fpn 0.1.2...
[INFO] testing fpn-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fpn 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate fpn 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fpn 0.1.2
[INFO] finished tweaking crates.io crate fpn 0.1.2
[INFO] tweaked toml for crates.io crate fpn 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 93686443ca844ac4123b38b2b8ba3b85e33dd7cdf005fc1e5dd386f1b8cf40b6
[INFO] running `Command { std: "docker" "start" "-a" "93686443ca844ac4123b38b2b8ba3b85e33dd7cdf005fc1e5dd386f1b8cf40b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93686443ca844ac4123b38b2b8ba3b85e33dd7cdf005fc1e5dd386f1b8cf40b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93686443ca844ac4123b38b2b8ba3b85e33dd7cdf005fc1e5dd386f1b8cf40b6", kill_on_drop: false }`
[INFO] [stdout] 93686443ca844ac4123b38b2b8ba3b85e33dd7cdf005fc1e5dd386f1b8cf40b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f979eb0a3a1fc0c9ef4a9be3d2d6eed11900129f7c367e6a1d3e76f5ff5dd40
[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" "5f979eb0a3a1fc0c9ef4a9be3d2d6eed11900129f7c367e6a1d3e76f5ff5dd40", kill_on_drop: false }`
[INFO] [stderr]    Compiling fpn v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "5f979eb0a3a1fc0c9ef4a9be3d2d6eed11900129f7c367e6a1d3e76f5ff5dd40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f979eb0a3a1fc0c9ef4a9be3d2d6eed11900129f7c367e6a1d3e76f5ff5dd40", kill_on_drop: false }`
[INFO] [stdout] 5f979eb0a3a1fc0c9ef4a9be3d2d6eed11900129f7c367e6a1d3e76f5ff5dd40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 755a0bc7612ea564eaa8edbf540414a1a4be353df1f3851937cd8c808b302672
[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" "755a0bc7612ea564eaa8edbf540414a1a4be353df1f3851937cd8c808b302672", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling fpn v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/base.rs:713:29
[INFO] [stdout]     |
[INFO] [stdout] 713 |                         let i = a.$m().to_f32();
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] ...
[INFO] [stdout] 722 |         test_tri!(sin, "sin", 0.05);
[INFO] [stdout]     |         ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/base.rs:713:29
[INFO] [stdout]     |
[INFO] [stdout] 713 |                         let i = a.$m().to_f32();
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] ...
[INFO] [stdout] 723 |         test_tri!(cos, "cos", 0.05);
[INFO] [stdout]     |         ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/base.rs:713:29
[INFO] [stdout]     |
[INFO] [stdout] 713 |                         let i = a.$m().to_f32();
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] ...
[INFO] [stdout] 724 |         test_tri!(tan, "tan", std::f32::MAX);
[INFO] [stdout]     |         ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "755a0bc7612ea564eaa8edbf540414a1a4be353df1f3851937cd8c808b302672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "755a0bc7612ea564eaa8edbf540414a1a4be353df1f3851937cd8c808b302672", kill_on_drop: false }`
[INFO] [stdout] 755a0bc7612ea564eaa8edbf540414a1a4be353df1f3851937cd8c808b302672
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fa3aa9b452253597323baaa2ee32cb72c65c8ce9dd8f85791bdb61779e178cd2
[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" "fa3aa9b452253597323baaa2ee32cb72c65c8ce9dd8f85791bdb61779e178cd2", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/base.rs:713:29
[INFO] [stderr]     |
[INFO] [stderr] 713 |                         let i = a.$m().to_f32();
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] ...
[INFO] [stderr] 722 |         test_tri!(sin, "sin", 0.05);
[INFO] [stderr]     |         ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/base.rs:713:29
[INFO] [stderr]     |
[INFO] [stderr] 713 |                         let i = a.$m().to_f32();
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] ...
[INFO] [stderr] 723 |         test_tri!(cos, "cos", 0.05);
[INFO] [stderr]     |         ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/base.rs:713:29
[INFO] [stderr]     |
[INFO] [stderr] 713 |                         let i = a.$m().to_f32();
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] ...
[INFO] [stderr] 724 |         test_tri!(tan, "tan", std::f32::MAX);
[INFO] [stderr]     |         ------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fpn-0f3b9d7b7eda8ce7
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test cg::tests::test_vector3 ... ok
[INFO] [stdout] test cg::tests::test_vector2 ... ok
[INFO] [stdout] test base::tests::test_ops ... ok
[INFO] [stdout] test base::tests::test_general ... ok
[INFO] [stdout] test base::tests::test_pi ... ok
[INFO] [stdout] test cg::tests::test_polar2 ... ok
[INFO] [stdout] test cg::tests::test_polar3 ... ok
[INFO] [stdout] test base::tests::test_tri ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fpn
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/cg.rs - cg::Vector3 (line 36) ... ok
[INFO] [stdout] test src/cg.rs - cg::Vector2 (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fa3aa9b452253597323baaa2ee32cb72c65c8ce9dd8f85791bdb61779e178cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3aa9b452253597323baaa2ee32cb72c65c8ce9dd8f85791bdb61779e178cd2", kill_on_drop: false }`
[INFO] [stdout] fa3aa9b452253597323baaa2ee32cb72c65c8ce9dd8f85791bdb61779e178cd2