[INFO] cloning repository https://github.com/tkuye/metareader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkuye/metareader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkuye%2Fmetareader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkuye%2Fmetareader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 951eb45227e343411fa116e29c2ca2ab15638218
[INFO] testing tkuye/metareader against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkuye%2Fmetareader" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tkuye/metareader on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tkuye/metareader
[INFO] finished tweaking git repo https://github.com/tkuye/metareader
[INFO] tweaked toml for git repo https://github.com/tkuye/metareader written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/tkuye/metareader already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d68ac0032ee5515ac5e34633e6af4943ca92753b897778796395fb08d000b3c5
[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" "d68ac0032ee5515ac5e34633e6af4943ca92753b897778796395fb08d000b3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d68ac0032ee5515ac5e34633e6af4943ca92753b897778796395fb08d000b3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68ac0032ee5515ac5e34633e6af4943ca92753b897778796395fb08d000b3c5", kill_on_drop: false }`
[INFO] [stdout] d68ac0032ee5515ac5e34633e6af4943ca92753b897778796395fb08d000b3c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] b513fbcb16f172f0763a0ac2028f98abee675c07a3fa5832617efcb72637b944
[INFO] running `Command { std: "docker" "start" "-a" "b513fbcb16f172f0763a0ac2028f98abee675c07a3fa5832617efcb72637b944", kill_on_drop: false }`
[INFO] [stderr]    Compiling metareader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `resample`
[INFO] [stdout]    --> src/riff/mod.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn resample(fmt: &mut Fmt, buffer: &mut Vec<u8>, sample_rate: u32, fmt_offset: usize) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_list_meta`
[INFO] [stdout]    --> src/riff/mod.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn remove_list_meta(&mut self, list_offset:usize, list: &InfoList) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `change_sample_rate`
[INFO] [stdout]    --> src/riff/mod.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub fn change_sample_rate(&mut self, new_rate: u32) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_to_file`
[INFO] [stdout]    --> src/riff/mod.rs:212:8
[INFO] [stdout]     |
[INFO] [stdout] 212 | pub fn write_to_file(data: &[u8], filename: String) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `as_u32_be`
[INFO] [stdout]  --> src/ints/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn as_u32_be(array: &[u8]) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `Command { std: "docker" "inspect" "b513fbcb16f172f0763a0ac2028f98abee675c07a3fa5832617efcb72637b944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b513fbcb16f172f0763a0ac2028f98abee675c07a3fa5832617efcb72637b944", kill_on_drop: false }`
[INFO] [stdout] b513fbcb16f172f0763a0ac2028f98abee675c07a3fa5832617efcb72637b944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 3efcced6fe7943bb8298f740e438a9811e6efe90f6f213a7fd5c53d4134fb992
[INFO] running `Command { std: "docker" "start" "-a" "3efcced6fe7943bb8298f740e438a9811e6efe90f6f213a7fd5c53d4134fb992", kill_on_drop: false }`
[INFO] [stderr]    Compiling metareader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `resample`
[INFO] [stdout]    --> src/riff/mod.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn resample(fmt: &mut Fmt, buffer: &mut Vec<u8>, sample_rate: u32, fmt_offset: usize) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_list_meta`
[INFO] [stdout]    --> src/riff/mod.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn remove_list_meta(&mut self, list_offset:usize, list: &InfoList) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `change_sample_rate`
[INFO] [stdout]    --> src/riff/mod.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub fn change_sample_rate(&mut self, new_rate: u32) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_to_file`
[INFO] [stdout]    --> src/riff/mod.rs:212:8
[INFO] [stdout]     |
[INFO] [stdout] 212 | pub fn write_to_file(data: &[u8], filename: String) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `as_u32_be`
[INFO] [stdout]  --> src/ints/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn as_u32_be(array: &[u8]) -> u32 {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/metareader-fc9a72029517f340)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/metareader-a85a88c3dbf8526a)
[INFO] running `Command { std: "docker" "inspect" "3efcced6fe7943bb8298f740e438a9811e6efe90f6f213a7fd5c53d4134fb992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3efcced6fe7943bb8298f740e438a9811e6efe90f6f213a7fd5c53d4134fb992", kill_on_drop: false }`
[INFO] [stdout] 3efcced6fe7943bb8298f740e438a9811e6efe90f6f213a7fd5c53d4134fb992
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] df71063380d56f9903cf4648973147bfe39583696c374c94a489c016fae37337
[INFO] running `Command { std: "docker" "start" "-a" "df71063380d56f9903cf4648973147bfe39583696c374c94a489c016fae37337", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `resample`
[INFO] [stderr]    --> src/riff/mod.rs:142:8
[INFO] [stderr]     |
[INFO] [stderr] 142 | pub fn resample(fmt: &mut Fmt, buffer: &mut Vec<u8>, sample_rate: u32, fmt_offset: usize) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove_list_meta`
[INFO] [stderr]    --> src/riff/mod.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub fn remove_list_meta(&mut self, list_offset:usize, list: &InfoList) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `change_sample_rate`
[INFO] [stderr]    --> src/riff/mod.rs:187:9
[INFO] [stderr]     |
[INFO] [stderr] 187 |     pub fn change_sample_rate(&mut self, new_rate: u32) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `write_to_file`
[INFO] [stderr]    --> src/riff/mod.rs:212:8
[INFO] [stderr]     |
[INFO] [stderr] 212 | pub fn write_to_file(data: &[u8], filename: String) -> io::Result<()> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `as_u32_be`
[INFO] [stderr]  --> src/ints/mod.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn as_u32_be(array: &[u8]) -> u32 {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `metareader` (bin "metareader" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metareader-fc9a72029517f340)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/metareader-a85a88c3dbf8526a)
[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] [stderr]    Doc-tests metareader
[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" "df71063380d56f9903cf4648973147bfe39583696c374c94a489c016fae37337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df71063380d56f9903cf4648973147bfe39583696c374c94a489c016fae37337", kill_on_drop: false }`
[INFO] [stdout] df71063380d56f9903cf4648973147bfe39583696c374c94a489c016fae37337