[INFO] fetching crate math2d 0.2.0-alpha8...
[INFO] testing math2d-0.2.0-alpha8 against 1.55.0 for beta-1.56-1
[INFO] extracting crate math2d 0.2.0-alpha8 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate math2d 0.2.0-alpha8 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate math2d 0.2.0-alpha8
[INFO] finished tweaking crates.io crate math2d 0.2.0-alpha8
[INFO] tweaked toml for crates.io crate math2d 0.2.0-alpha8 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2018d936ffe6584b8322f598ece9712b050217d165b0d143ef6870c0cea30af7
[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" "2018d936ffe6584b8322f598ece9712b050217d165b0d143ef6870c0cea30af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2018d936ffe6584b8322f598ece9712b050217d165b0d143ef6870c0cea30af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2018d936ffe6584b8322f598ece9712b050217d165b0d143ef6870c0cea30af7", kill_on_drop: false }`
[INFO] [stdout] 2018d936ffe6584b8322f598ece9712b050217d165b0d143ef6870c0cea30af7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", 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] a9079393f1acb522a1d86b313ee6ee2d47ba5f21a2956fb67b11d7ddf6d72c24
[INFO] running `Command { std: "docker" "start" "-a" "a9079393f1acb522a1d86b313ee6ee2d47ba5f21a2956fb67b11d7ddf6d72c24", kill_on_drop: false }`
[INFO] [stderr]    Compiling math2d v0.2.0-alpha8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/color.rs:189:46
[INFO] [stdout]     |
[INFO] [stdout] 189 |         write!(fmt, "{}", std::error::Error::description(self))
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "a9079393f1acb522a1d86b313ee6ee2d47ba5f21a2956fb67b11d7ddf6d72c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9079393f1acb522a1d86b313ee6ee2d47ba5f21a2956fb67b11d7ddf6d72c24", kill_on_drop: false }`
[INFO] [stdout] a9079393f1acb522a1d86b313ee6ee2d47ba5f21a2956fb67b11d7ddf6d72c24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 6c8f9eb8f7960aaad74c83f3461415e5c700b372385f58a7184ac955b4c59884
[INFO] running `Command { std: "docker" "start" "-a" "6c8f9eb8f7960aaad74c83f3461415e5c700b372385f58a7184ac955b4c59884", kill_on_drop: false }`
[INFO] [stderr]    Compiling math2d v0.2.0-alpha8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/color.rs:189:46
[INFO] [stdout]     |
[INFO] [stdout] 189 |         write!(fmt, "{}", std::error::Error::description(self))
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/color.rs:189:46
[INFO] [stdout]     |
[INFO] [stdout] 189 |         write!(fmt, "{}", std::error::Error::description(self))
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "6c8f9eb8f7960aaad74c83f3461415e5c700b372385f58a7184ac955b4c59884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8f9eb8f7960aaad74c83f3461415e5c700b372385f58a7184ac955b4c59884", kill_on_drop: false }`
[INFO] [stdout] 6c8f9eb8f7960aaad74c83f3461415e5c700b372385f58a7184ac955b4c59884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] ce9fb0105c37ef6bc98be7928ec3acdc4d6391024da7c419e0d7abc4111a00cb
[INFO] running `Command { std: "docker" "start" "-a" "ce9fb0105c37ef6bc98be7928ec3acdc4d6391024da7c419e0d7abc4111a00cb", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/color.rs:189:46
[INFO] [stderr]     |
[INFO] [stderr] 189 |         write!(fmt, "{}", std::error::Error::description(self))
[INFO] [stderr]     |                                              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `math2d` (lib) generated 1 warning
[INFO] [stderr] warning: `math2d` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/math2d-fb09a2042387b64e)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test color::color_lookups ... ok
[INFO] [stdout] test vector2i::tests::subtraction ... ok
[INFO] [stdout] test matrix3x2f::rotation_centering ... ok
[INFO] [stdout] test vector2i::tests::addition ... ok
[INFO] [stderr]      Running tests/matrix_decomposition.rs (/opt/rustwide/target/debug/deps/matrix_decomposition-5bfdfef9d09f4925)
[INFO] [stdout] test rounded_rect::tests::contains_point ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test rotation_only_180 ... ok
[INFO] [stdout] test identity ... ok
[INFO] [stdout] test scaling_only_various ... ok
[INFO] [stdout] test scaling_rotation_various ... ok
[INFO] [stdout] test rotation_only_various ... ok
[INFO] [stdout] test scaling_2_rotation_180 ... ok
[INFO] [stdout] test scaling_only_2 ... ok
[INFO] [stdout] test random_compositions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.96s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests math2d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/matrix3x2f.rs - matrix3x2f::Matrix3x2f (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce9fb0105c37ef6bc98be7928ec3acdc4d6391024da7c419e0d7abc4111a00cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9fb0105c37ef6bc98be7928ec3acdc4d6391024da7c419e0d7abc4111a00cb", kill_on_drop: false }`
[INFO] [stdout] ce9fb0105c37ef6bc98be7928ec3acdc4d6391024da7c419e0d7abc4111a00cb