[INFO] fetching crate cairo-rs 0.9.1...
[INFO] testing cairo-rs-0.9.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cairo-rs 0.9.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cairo-rs 0.9.1 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 cairo-rs 0.9.1
[INFO] finished tweaking crates.io crate cairo-rs 0.9.1
[INFO] tweaked toml for crates.io crate cairo-rs 0.9.1 written to /workspace/builds/worker-6/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-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" "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] b39f40aed67d20757331748e587543e253fa9fc4015c86aad081031c6701cff2
[INFO] running `Command { std: "docker" "start" "-a" "b39f40aed67d20757331748e587543e253fa9fc4015c86aad081031c6701cff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b39f40aed67d20757331748e587543e253fa9fc4015c86aad081031c6701cff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b39f40aed67d20757331748e587543e253fa9fc4015c86aad081031c6701cff2", kill_on_drop: false }`
[INFO] [stdout] b39f40aed67d20757331748e587543e253fa9fc4015c86aad081031c6701cff2
[INFO] running `Command { std: "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" "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] c5503a4729bd37351eff197097a350c294bdab1aed1e7e4a12aa6c097d3050d6
[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" "c5503a4729bd37351eff197097a350c294bdab1aed1e7e4a12aa6c097d3050d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling glib v0.10.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.53s
[INFO] running `Command { std: "docker" "inspect" "c5503a4729bd37351eff197097a350c294bdab1aed1e7e4a12aa6c097d3050d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5503a4729bd37351eff197097a350c294bdab1aed1e7e4a12aa6c097d3050d6", kill_on_drop: false }`
[INFO] [stdout] c5503a4729bd37351eff197097a350c294bdab1aed1e7e4a12aa6c097d3050d6
[INFO] running `Command { std: "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" "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] 8db304282f801f25e97a9057f03b1c8106bd53a3588bdece4b8152c27c433814
[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" "8db304282f801f25e97a9057f03b1c8106bd53a3588bdece4b8152c27c433814", kill_on_drop: false }`
[INFO] [stderr]    Compiling cairo-rs v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "8db304282f801f25e97a9057f03b1c8106bd53a3588bdece4b8152c27c433814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db304282f801f25e97a9057f03b1c8106bd53a3588bdece4b8152c27c433814", kill_on_drop: false }`
[INFO] [stdout] 8db304282f801f25e97a9057f03b1c8106bd53a3588bdece4b8152c27c433814
[INFO] running `Command { std: "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" "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] 8b4e892c847bcc55578d8588be20b827302f2f49ac3681d87f9c46f1ed8644a3
[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" "8b4e892c847bcc55578d8588be20b827302f2f49ac3681d87f9c46f1ed8644a3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 23 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cairo-a5828aaeac686435
[INFO] [stdout] test enums::tests::stride_errors_on_large_width ... ok
[INFO] [stdout] test context::tests::drop_non_reference_pattern ... ok
[INFO] [stdout] test context::tests::drop_non_reference_pattern_from_ctx ... ok
[INFO] [stdout] test matrices::tests::memory_layout_is_ffi_equivalent ... ok
[INFO] [stdout] test matrices::tests::valid_matrix_invert ... ok
[INFO] [stdout] test paths::tests::empty_path_doesnt_iter ... ok
[INFO] [stdout] test paths::tests::curveto_closed_subpath_lineto ... ok
[INFO] [stdout] test matrices::tests::valid_matrix_try_invert ... ok
[INFO] [stdout] test image_surface::tests::create_with_invalid_size_yields_error ... ok
[INFO] [stdout] test context::tests::clip_rectange ... ok
[INFO] [stdout] test image_surface::tests::create_with_valid_size ... ok
[INFO] [stdout] test matrices::tests::invalid_matrix_does_not_invert ... ok
[INFO] [stdout] test paths::tests::moveto ... ok
[INFO] [stdout] test enums::tests::stride_works ... ok
[INFO] [stdout] test image_surface::tests::create_for_data_with_invalid_stride_yields_error ... ok
[INFO] [stdout] test image_surface::tests::no_crash_after_finish ... ok
[INFO] [stdout] test paths::tests::moveto_closepath ... ok
[INFO] [stdout] test paths::tests::moveto_lineto_moveto ... ok
[INFO] [stdout] test patterns::try_from ... ok
[INFO] [stdout] test surface::tests::mime_data ... ok
[INFO] [stdout] test utils::tests::check_versions ... ok
[INFO] [stdout] test enums::tests::stride_panics_on_bad_value ... ok
[INFO] [stdout] test matrices::tests::inverting_invalid_matrix_panics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cairo
[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 `Command { std: "docker" "inspect" "8b4e892c847bcc55578d8588be20b827302f2f49ac3681d87f9c46f1ed8644a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4e892c847bcc55578d8588be20b827302f2f49ac3681d87f9c46f1ed8644a3", kill_on_drop: false }`
[INFO] [stdout] 8b4e892c847bcc55578d8588be20b827302f2f49ac3681d87f9c46f1ed8644a3