[INFO] fetching crate swf-emitter 0.12.0...
[INFO] testing swf-emitter-0.12.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate swf-emitter 0.12.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate swf-emitter 0.12.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swf-emitter 0.12.0
[INFO] finished tweaking crates.io crate swf-emitter 0.12.0
[INFO] tweaked toml for crates.io crate swf-emitter 0.12.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83cb23c5a692061ed6c3c6208c9635f876a3df78f63d05f2cc63a764e3f0341b
[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" "83cb23c5a692061ed6c3c6208c9635f876a3df78f63d05f2cc63a764e3f0341b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83cb23c5a692061ed6c3c6208c9635f876a3df78f63d05f2cc63a764e3f0341b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83cb23c5a692061ed6c3c6208c9635f876a3df78f63d05f2cc63a764e3f0341b", kill_on_drop: false }`
[INFO] [stdout] 83cb23c5a692061ed6c3c6208c9635f876a3df78f63d05f2cc63a764e3f0341b
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00bba09f38315ef1a74cd1932e9299b665ad371949a87145fb0c6eeb4bd45a75
[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" "00bba09f38315ef1a74cd1932e9299b665ad371949a87145fb0c6eeb4bd45a75", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling swf-fixed v0.1.5
[INFO] [stderr]    Compiling swf-types v0.12.0
[INFO] [stderr]    Compiling swf-emitter v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.56s
[INFO] running `Command { std: "docker" "inspect" "00bba09f38315ef1a74cd1932e9299b665ad371949a87145fb0c6eeb4bd45a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00bba09f38315ef1a74cd1932e9299b665ad371949a87145fb0c6eeb4bd45a75", kill_on_drop: false }`
[INFO] [stdout] 00bba09f38315ef1a74cd1932e9299b665ad371949a87145fb0c6eeb4bd45a75
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 049927d4c4f8c1f1c8f11903676c93393d3a01fd872eff4b531a7e254c4f0c8c
[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" "049927d4c4f8c1f1c8f11903676c93393d3a01fd872eff4b531a7e254c4f0c8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling test-generator v0.3.0
[INFO] [stderr]    Compiling lzma-rs v0.1.3
[INFO] [stderr]    Compiling swf-parser v0.12.0
[INFO] [stderr]    Compiling swf-emitter v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `test_emit_movie`
[INFO] [stdout]   --> src/lib.rs:47:6
[INFO] [stdout]    |
[INFO] [stdout] 47 |   fn test_emit_movie(path: &str) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_emit_tag`
[INFO] [stdout]   --> src/lib.rs:73:6
[INFO] [stdout]    |
[INFO] [stdout] 73 |   fn test_emit_tag(path: &str) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_emit_color_transform_with_alpha`
[INFO] [stdout]    --> src/lib.rs:110:7
[INFO] [stdout]     |
[INFO] [stdout] 110 |         fn $name(path: &str) {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 | /   test_various_ref_emitter_impl!(
[INFO] [stdout] 180 | |     test_emit_color_transform_with_alpha,
[INFO] [stdout] 181 | |     "../tests/various/color-transform-with-alpha/*/",
[INFO] [stdout] 182 | |     emit_color_transform_with_alpha,
[INFO] [stdout] 183 | |     ColorTransformWithAlpha
[INFO] [stdout] 184 | |   );
[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: function is never used: `test_emit_le_f16`
[INFO] [stdout]    --> src/lib.rs:147:7
[INFO] [stdout]     |
[INFO] [stdout] 147 |       fn $name(path: &str) {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |   test_various_copy_emitter_impl!(test_emit_le_f16, "../tests/various/float16-le/*/", emit_le_f16, f32);
[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: function is never used: `test_emit_header`
[INFO] [stdout]    --> src/lib.rs:110:7
[INFO] [stdout]     |
[INFO] [stdout] 110 |       fn $name(path: &str) {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |   test_various_ref_emitter_impl!(test_emit_header, "../tests/various/header/*/", emit_header, Header);
[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: function is never used: `test_emit_matrix`
[INFO] [stdout]    --> src/lib.rs:110:7
[INFO] [stdout]     |
[INFO] [stdout] 110 |       fn $name(path: &str) {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |   test_various_ref_emitter_impl!(test_emit_matrix, "../tests/various/matrix/*/", emit_matrix, Matrix);
[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: function is never used: `test_emit_rect`
[INFO] [stdout]    --> src/lib.rs:110:7
[INFO] [stdout]     |
[INFO] [stdout] 110 |       fn $name(path: &str) {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 |   test_various_ref_emitter_impl!(test_emit_rect, "../tests/various/rect/*/", emit_rect, Rect);
[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: function is never used: `test_emit_swf_signature`
[INFO] [stdout]    --> src/lib.rs:110:7
[INFO] [stdout]     |
[INFO] [stdout] 110 |         fn $name(path: &str) {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 | /   test_various_ref_emitter_impl!(
[INFO] [stdout] 195 | |     test_emit_swf_signature,
[INFO] [stdout] 196 | |     "../tests/various/swf-signature/*/",
[INFO] [stdout] 197 | |     emit_swf_signature,
[INFO] [stdout] 198 | |     SwfSignature
[INFO] [stdout] 199 | |   );
[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: function is never used: `test_emit_leb128_u32`
[INFO] [stdout]    --> src/lib.rs:147:7
[INFO] [stdout]     |
[INFO] [stdout] 147 |         fn $name(path: &str) {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 201 | /   test_various_copy_emitter_impl!(
[INFO] [stdout] 202 | |     test_emit_leb128_u32,
[INFO] [stdout] 203 | |     "../tests/various/uint32-leb128/*/",
[INFO] [stdout] 204 | |     emit_leb128_u32,
[INFO] [stdout] 205 | |     u32
[INFO] [stdout] 206 | |   );
[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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.25s
[INFO] running `Command { std: "docker" "inspect" "049927d4c4f8c1f1c8f11903676c93393d3a01fd872eff4b531a7e254c4f0c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "049927d4c4f8c1f1c8f11903676c93393d3a01fd872eff4b531a7e254c4f0c8c", kill_on_drop: false }`
[INFO] [stdout] 049927d4c4f8c1f1c8f11903676c93393d3a01fd872eff4b531a7e254c4f0c8c
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d7ddda0df4f023612222ac36d57dedd694216ce1304ed8dd0b048bde67c88fe6
[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" "d7ddda0df4f023612222ac36d57dedd694216ce1304ed8dd0b048bde67c88fe6", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `test_emit_movie`
[INFO] [stderr]   --> src/lib.rs:47:6
[INFO] [stderr]    |
[INFO] [stderr] 47 |   fn test_emit_movie(path: &str) {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_emit_tag`
[INFO] [stderr]   --> src/lib.rs:73:6
[INFO] [stderr]    |
[INFO] [stderr] 73 |   fn test_emit_tag(path: &str) {
[INFO] [stderr]    |      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_emit_color_transform_with_alpha`
[INFO] [stderr]    --> src/lib.rs:110:7
[INFO] [stderr]     |
[INFO] [stderr] 110 |         fn $name(path: &str) {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 179 | /   test_various_ref_emitter_impl!(
[INFO] [stderr] 180 | |     test_emit_color_transform_with_alpha,
[INFO] [stderr] 181 | |     "../tests/various/color-transform-with-alpha/*/",
[INFO] [stderr] 182 | |     emit_color_transform_with_alpha,
[INFO] [stderr] 183 | |     ColorTransformWithAlpha
[INFO] [stderr] 184 | |   );
[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: function is never used: `test_emit_le_f16`
[INFO] [stderr]    --> src/lib.rs:147:7
[INFO] [stderr]     |
[INFO] [stderr] 147 |       fn $name(path: &str) {
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 186 |   test_various_copy_emitter_impl!(test_emit_le_f16, "../tests/various/float16-le/*/", emit_le_f16, f32);
[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: function is never used: `test_emit_header`
[INFO] [stderr]    --> src/lib.rs:110:7
[INFO] [stderr]     |
[INFO] [stderr] 110 |       fn $name(path: &str) {
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 188 |   test_various_ref_emitter_impl!(test_emit_header, "../tests/various/header/*/", emit_header, Header);
[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: function is never used: `test_emit_matrix`
[INFO] [stderr]    --> src/lib.rs:110:7
[INFO] [stderr]     |
[INFO] [stderr] 110 |       fn $name(path: &str) {
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 190 |   test_various_ref_emitter_impl!(test_emit_matrix, "../tests/various/matrix/*/", emit_matrix, Matrix);
[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: function is never used: `test_emit_rect`
[INFO] [stderr]    --> src/lib.rs:110:7
[INFO] [stderr]     |
[INFO] [stderr] 110 |       fn $name(path: &str) {
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 192 |   test_various_ref_emitter_impl!(test_emit_rect, "../tests/various/rect/*/", emit_rect, Rect);
[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: function is never used: `test_emit_swf_signature`
[INFO] [stderr]    --> src/lib.rs:110:7
[INFO] [stderr]     |
[INFO] [stderr] 110 |         fn $name(path: &str) {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 194 | /   test_various_ref_emitter_impl!(
[INFO] [stderr] 195 | |     test_emit_swf_signature,
[INFO] [stderr] 196 | |     "../tests/various/swf-signature/*/",
[INFO] [stderr] 197 | |     emit_swf_signature,
[INFO] [stderr] 198 | |     SwfSignature
[INFO] [stderr] 199 | |   );
[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: function is never used: `test_emit_leb128_u32`
[INFO] [stderr]    --> src/lib.rs:147:7
[INFO] [stderr]     |
[INFO] [stderr] 147 |         fn $name(path: &str) {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 201 | /   test_various_copy_emitter_impl!(
[INFO] [stderr] 202 | |     test_emit_leb128_u32,
[INFO] [stderr] 203 | |     "../tests/various/uint32-leb128/*/",
[INFO] [stderr] 204 | |     emit_leb128_u32,
[INFO] [stderr] 205 | |     u32
[INFO] [stderr] 206 | |   );
[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: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/swf_emitter-210620d22e94d605
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test bit_count::tests::test_get_u32_bit_count ... ok
[INFO] [stdout] test bit_count::tests::test_get_i32_min_bit_count ... ok
[INFO] [stdout] test bit_count::tests::test_get_i32_bit_count ... ok
[INFO] [stderr]    Doc-tests swf_emitter
[INFO] [stdout] test bit_count::tests::test_get_u32_min_bit_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "d7ddda0df4f023612222ac36d57dedd694216ce1304ed8dd0b048bde67c88fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7ddda0df4f023612222ac36d57dedd694216ce1304ed8dd0b048bde67c88fe6", kill_on_drop: false }`
[INFO] [stdout] d7ddda0df4f023612222ac36d57dedd694216ce1304ed8dd0b048bde67c88fe6
