[INFO] fetching crate simplemad_sys 0.5.0...
[INFO] testing simplemad_sys-0.5.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate simplemad_sys 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate simplemad_sys 0.5.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simplemad_sys 0.5.0
[INFO] finished tweaking crates.io crate simplemad_sys 0.5.0
[INFO] tweaked toml for crates.io crate simplemad_sys 0.5.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 357e551c70ae8917d5e6b1d60383cad8eabaddad7164e5e301ae97f51ae7db68
[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" "357e551c70ae8917d5e6b1d60383cad8eabaddad7164e5e301ae97f51ae7db68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "357e551c70ae8917d5e6b1d60383cad8eabaddad7164e5e301ae97f51ae7db68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "357e551c70ae8917d5e6b1d60383cad8eabaddad7164e5e301ae97f51ae7db68", kill_on_drop: false }`
[INFO] [stdout] 357e551c70ae8917d5e6b1d60383cad8eabaddad7164e5e301ae97f51ae7db68
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54091ccd97717f935242b0d9c7ef7fc2828dff78520495a1af552e461e8f1009
[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" "54091ccd97717f935242b0d9c7ef7fc2828dff78520495a1af552e461e8f1009", kill_on_drop: false }`
[INFO] [stderr]    Compiling simplemad_sys v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]   --> build.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut gcc = gcc::Config::new();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]   --> build.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut gcc = gcc::Config::new();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: libmad-src/bit.c: In function 'mad_bit_crc':
[INFO] [stderr] warning: libmad-src/bit.c:214:15: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   214 |   case 3: crc = (crc << 8) ^
[INFO] [stderr] warning:       |           ~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning:   215 |      crc_table[((crc >> 8) ^ mad_bit_read(&bitptr, 8)) & 0xff];
[INFO] [stderr] warning:       |      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: libmad-src/bit.c:216:3: note: here
[INFO] [stderr] warning:   216 |   case 2: crc = (crc << 8) ^
[INFO] [stderr] warning:       |   ^~~~
[INFO] [stderr] warning: libmad-src/bit.c:216:15: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   216 |   case 2: crc = (crc << 8) ^
[INFO] [stderr] warning:       |           ~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning:   217 |      crc_table[((crc >> 8) ^ mad_bit_read(&bitptr, 8)) & 0xff];
[INFO] [stderr] warning:       |      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: libmad-src/bit.c:218:3: note: here
[INFO] [stderr] warning:   218 |   case 1: crc = (crc << 8) ^
[INFO] [stderr] warning:       |   ^~~~
[INFO] [stderr] warning: libmad-src/frame.c: In function 'mad_header_decode':
[INFO] [stderr] warning: libmad-src/frame.c:318:19: warning: comparison of integer expressions of different signedness: 'long int' and 'long unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:   318 |     if (end - ptr < stream->skiplen) {
[INFO] [stderr] warning:       |                   ^
[INFO] [stderr] warning: libmad-src/decoder.c: In function 'mad_decoder_finish':
[INFO] [stderr] warning: libmad-src/decoder.c:96:44: warning: unused parameter 'decoder' [-Wunused-parameter]
[INFO] [stderr] warning:    96 | int mad_decoder_finish(struct mad_decoder *decoder)
[INFO] [stderr] warning:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: libmad-src/decoder.c: In function 'mad_decoder_message':
[INFO] [stderr] warning: libmad-src/decoder.c:569:45: warning: unused parameter 'decoder' [-Wunused-parameter]
[INFO] [stderr] warning:   569 | int mad_decoder_message(struct mad_decoder *decoder,
[INFO] [stderr] warning:       |                         ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: libmad-src/decoder.c:570:10: warning: unused parameter 'message' [-Wunused-parameter]
[INFO] [stderr] warning:   570 |    void *message, unsigned int *len)
[INFO] [stderr] warning:       |    ~~~~~~^~~~~~~
[INFO] [stderr] warning: libmad-src/decoder.c:570:33: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning:   570 |    void *message, unsigned int *len)
[INFO] [stderr] warning:       |                   ~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: libmad-src/layer3.c: In function 'III_requantize':
[INFO] [stderr] warning: libmad-src/layer3.c:897:14: warning: comparison of integer expressions of different signedness: 'int' and 'long unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:   897 |     if (-exp >= sizeof(mad_fixed_t) * CHAR_BIT) {
[INFO] [stderr] warning:       |              ^~
[INFO] [stderr] warning: libmad-src/layer3.c: In function 'III_huffdecode':
[INFO] [stderr] warning: libmad-src/layer3.c:1056:16: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:  1056 |    if (cachesz < linbits + 2) {
[INFO] [stderr] warning:       |                ^
[INFO] [stderr] warning: libmad-src/layer3.c:1091:16: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:  1091 |    if (cachesz < linbits + 1) {
[INFO] [stderr] warning:       |                ^
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]  --> src/lib.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt::{self, Result, Debug};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 3.02s
[INFO] running `Command { std: "docker" "inspect" "54091ccd97717f935242b0d9c7ef7fc2828dff78520495a1af552e461e8f1009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54091ccd97717f935242b0d9c7ef7fc2828dff78520495a1af552e461e8f1009", kill_on_drop: false }`
[INFO] [stdout] 54091ccd97717f935242b0d9c7ef7fc2828dff78520495a1af552e461e8f1009
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 384d80d8e54ab924e3de7d4747ad9512a4738a6e930eaba8017d776ef5a5d065
[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" "384d80d8e54ab924e3de7d4747ad9512a4738a6e930eaba8017d776ef5a5d065", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: libmad-src/bit.c: In function 'mad_bit_crc':
[INFO] [stderr] warning: libmad-src/bit.c:214:15: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   214 |   case 3: crc = (crc << 8) ^
[INFO] [stderr] warning:       |           ~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning:   215 |      crc_table[((crc >> 8) ^ mad_bit_read(&bitptr, 8)) & 0xff];
[INFO] [stderr] warning:       |      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: libmad-src/bit.c:216:3: note: here
[INFO] [stderr] warning:   216 |   case 2: crc = (crc << 8) ^
[INFO] [stderr] warning:       |   ^~~~
[INFO] [stderr] warning: libmad-src/bit.c:216:15: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   216 |   case 2: crc = (crc << 8) ^
[INFO] [stderr] warning:       |           ~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning:   217 |      crc_table[((crc >> 8) ^ mad_bit_read(&bitptr, 8)) & 0xff];
[INFO] [stderr] warning:       |      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: libmad-src/bit.c:218:3: note: here
[INFO] [stderr] warning:   218 |   case 1: crc = (crc << 8) ^
[INFO] [stderr] warning:       |   ^~~~
[INFO] [stderr] warning: libmad-src/frame.c: In function 'mad_header_decode':
[INFO] [stderr] warning: libmad-src/frame.c:318:19: warning: comparison of integer expressions of different signedness: 'long int' and 'long unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:   318 |     if (end - ptr < stream->skiplen) {
[INFO] [stderr] warning:       |                   ^
[INFO] [stderr] warning: libmad-src/decoder.c: In function 'mad_decoder_finish':
[INFO] [stderr] warning: libmad-src/decoder.c:96:44: warning: unused parameter 'decoder' [-Wunused-parameter]
[INFO] [stderr] warning:    96 | int mad_decoder_finish(struct mad_decoder *decoder)
[INFO] [stderr] warning:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: libmad-src/decoder.c: In function 'mad_decoder_message':
[INFO] [stderr] warning: libmad-src/decoder.c:569:45: warning: unused parameter 'decoder' [-Wunused-parameter]
[INFO] [stderr] warning:   569 | int mad_decoder_message(struct mad_decoder *decoder,
[INFO] [stderr] warning:       |                         ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: libmad-src/decoder.c:570:10: warning: unused parameter 'message' [-Wunused-parameter]
[INFO] [stderr] warning:   570 |    void *message, unsigned int *len)
[INFO] [stderr] warning:       |    ~~~~~~^~~~~~~
[INFO] [stderr] warning: libmad-src/decoder.c:570:33: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning:   570 |    void *message, unsigned int *len)
[INFO] [stderr] warning:       |                   ~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: libmad-src/layer3.c: In function 'III_requantize':
[INFO] [stderr] warning: libmad-src/layer3.c:897:14: warning: comparison of integer expressions of different signedness: 'int' and 'long unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:   897 |     if (-exp >= sizeof(mad_fixed_t) * CHAR_BIT) {
[INFO] [stderr] warning:       |              ^~
[INFO] [stderr] warning: libmad-src/layer3.c: In function 'III_huffdecode':
[INFO] [stderr] warning: libmad-src/layer3.c:1056:16: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:  1056 |    if (cachesz < linbits + 2) {
[INFO] [stderr] warning:       |                ^
[INFO] [stderr] warning: libmad-src/layer3.c:1091:16: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:  1091 |    if (cachesz < linbits + 1) {
[INFO] [stderr] warning:       |                ^
[INFO] [stderr]    Compiling simplemad_sys v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]   --> build.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut gcc = gcc::Config::new();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]   --> build.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut gcc = gcc::Config::new();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]  --> src/lib.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt::{self, Result, Debug};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]  --> src/lib.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt::{self, Result, Debug};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1.93s
[INFO] running `Command { std: "docker" "inspect" "384d80d8e54ab924e3de7d4747ad9512a4738a6e930eaba8017d776ef5a5d065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "384d80d8e54ab924e3de7d4747ad9512a4738a6e930eaba8017d776ef5a5d065", kill_on_drop: false }`
[INFO] [stdout] 384d80d8e54ab924e3de7d4747ad9512a4738a6e930eaba8017d776ef5a5d065
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 076d1268b5a5277818afc9df9de9f30e86420f802644c7bf52fa09029bc6ee6d
[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" "076d1268b5a5277818afc9df9de9f30e86420f802644c7bf52fa09029bc6ee6d", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stderr]   --> build.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut gcc = gcc::Config::new();
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stderr]   --> build.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let mut gcc = gcc::Config::new();
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: libmad-src/bit.c: In function 'mad_bit_crc':
[INFO] [stderr] warning: libmad-src/bit.c:214:15: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   214 |   case 3: crc = (crc << 8) ^
[INFO] [stderr] warning:       |           ~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning:   215 |      crc_table[((crc >> 8) ^ mad_bit_read(&bitptr, 8)) & 0xff];
[INFO] [stderr] warning:       |      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: libmad-src/bit.c:216:3: note: here
[INFO] [stderr] warning:   216 |   case 2: crc = (crc << 8) ^
[INFO] [stderr] warning:       |   ^~~~
[INFO] [stderr] warning: libmad-src/bit.c:216:15: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:   216 |   case 2: crc = (crc << 8) ^
[INFO] [stderr] warning:       |           ~~~~^~~~~~~~~~~~~~
[INFO] [stderr] warning:   217 |      crc_table[((crc >> 8) ^ mad_bit_read(&bitptr, 8)) & 0xff];
[INFO] [stderr] warning:       |      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: libmad-src/bit.c:218:3: note: here
[INFO] [stderr] warning:   218 |   case 1: crc = (crc << 8) ^
[INFO] [stderr] warning:       |   ^~~~
[INFO] [stderr] warning: libmad-src/frame.c: In function 'mad_header_decode':
[INFO] [stderr] warning: libmad-src/frame.c:318:19: warning: comparison of integer expressions of different signedness: 'long int' and 'long unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:   318 |     if (end - ptr < stream->skiplen) {
[INFO] [stderr] warning:       |                   ^
[INFO] [stderr] warning: libmad-src/decoder.c: In function 'mad_decoder_finish':
[INFO] [stderr] warning: libmad-src/decoder.c:96:44: warning: unused parameter 'decoder' [-Wunused-parameter]
[INFO] [stderr] warning:    96 | int mad_decoder_finish(struct mad_decoder *decoder)
[INFO] [stderr] warning:       |                        ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: libmad-src/decoder.c: In function 'mad_decoder_message':
[INFO] [stderr] warning: libmad-src/decoder.c:569:45: warning: unused parameter 'decoder' [-Wunused-parameter]
[INFO] [stderr] warning:   569 | int mad_decoder_message(struct mad_decoder *decoder,
[INFO] [stderr] warning:       |                         ~~~~~~~~~~~~~~~~~~~~^~~~~~~
[INFO] [stderr] warning: libmad-src/decoder.c:570:10: warning: unused parameter 'message' [-Wunused-parameter]
[INFO] [stderr] warning:   570 |    void *message, unsigned int *len)
[INFO] [stderr] warning:       |    ~~~~~~^~~~~~~
[INFO] [stderr] warning: libmad-src/decoder.c:570:33: warning: unused parameter 'len' [-Wunused-parameter]
[INFO] [stderr] warning:   570 |    void *message, unsigned int *len)
[INFO] [stderr] warning:       |                   ~~~~~~~~~~~~~~^~~
[INFO] [stderr] warning: libmad-src/layer3.c: In function 'III_requantize':
[INFO] [stderr] warning: libmad-src/layer3.c:897:14: warning: comparison of integer expressions of different signedness: 'int' and 'long unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:   897 |     if (-exp >= sizeof(mad_fixed_t) * CHAR_BIT) {
[INFO] [stderr] warning:       |              ^~
[INFO] [stderr] warning: libmad-src/layer3.c: In function 'III_huffdecode':
[INFO] [stderr] warning: libmad-src/layer3.c:1056:16: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:  1056 |    if (cachesz < linbits + 2) {
[INFO] [stderr] warning:       |                ^
[INFO] [stderr] warning: libmad-src/layer3.c:1091:16: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare]
[INFO] [stderr] warning:  1091 |    if (cachesz < linbits + 1) {
[INFO] [stderr] warning:       |                ^
[INFO] [stderr] warning: unused import: `Result`
[INFO] [stderr]  --> src/lib.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fmt::{self, Result, Debug};
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Result`
[INFO] [stderr]  --> src/lib.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fmt::{self, Result, Debug};
[INFO] [stderr]   |                      ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simplemad_sys-59c7bea65599a8ce
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simplemad_sys
[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] [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" "076d1268b5a5277818afc9df9de9f30e86420f802644c7bf52fa09029bc6ee6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076d1268b5a5277818afc9df9de9f30e86420f802644c7bf52fa09029bc6ee6d", kill_on_drop: false }`
[INFO] [stdout] 076d1268b5a5277818afc9df9de9f30e86420f802644c7bf52fa09029bc6ee6d