[INFO] crate dmx 0.2.1 is already in cache
[INFO] testing dmx-0.2.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate dmx 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dmx 0.2.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dmx 0.2.1
[INFO] finished tweaking crates.io crate dmx 0.2.1
[INFO] tweaked toml for crates.io crate dmx 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b480ca46ec5fd92f49ef229a35f89fbd062302da5eb5ac57a2a1d321a5037c0e
[INFO] running `"docker" "start" "-a" "b480ca46ec5fd92f49ef229a35f89fbd062302da5eb5ac57a2a1d321a5037c0e"`
[INFO] [stderr]    Compiling dmx-serial v0.4.0
[INFO] [stderr]    Compiling dmx v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:134:1
[INFO] [stderr]     |
[INFO] [stderr] 134 | / lazy_static! {
[INFO] [stderr] 135 | |     // break will take at least 138 uS, followed by MAB of at least 8 uS
[INFO] [stderr] 136 | |     // we use a sleep + discard instead of using the kernel's builtin flushing
[INFO] [stderr] 137 | |     // functions, as they are much too slow
[INFO] [stderr] 138 | |     static ref SERIAL_TOTAL_BREAK: time::Duration = time::Duration::new(0, 136_000);
[INFO] [stderr] 139 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "b480ca46ec5fd92f49ef229a35f89fbd062302da5eb5ac57a2a1d321a5037c0e"`
[INFO] running `"docker" "rm" "-f" "b480ca46ec5fd92f49ef229a35f89fbd062302da5eb5ac57a2a1d321a5037c0e"`
[INFO] [stdout] b480ca46ec5fd92f49ef229a35f89fbd062302da5eb5ac57a2a1d321a5037c0e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c4435c69c93bf6e8a85ded687484e02b1aa3ccb4a8ce0f313fd8e6d08ff1d25b
[INFO] running `"docker" "start" "-a" "c4435c69c93bf6e8a85ded687484e02b1aa3ccb4a8ce0f313fd8e6d08ff1d25b"`
[INFO] [stderr]    Compiling dmx v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:134:1
[INFO] [stderr]     |
[INFO] [stderr] 134 | / lazy_static! {
[INFO] [stderr] 135 | |     // break will take at least 138 uS, followed by MAB of at least 8 uS
[INFO] [stderr] 136 | |     // we use a sleep + discard instead of using the kernel's builtin flushing
[INFO] [stderr] 137 | |     // functions, as they are much too slow
[INFO] [stderr] 138 | |     static ref SERIAL_TOTAL_BREAK: time::Duration = time::Duration::new(0, 136_000);
[INFO] [stderr] 139 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:134:1
[INFO] [stderr]     |
[INFO] [stderr] 134 | / lazy_static! {
[INFO] [stderr] 135 | |     // break will take at least 138 uS, followed by MAB of at least 8 uS
[INFO] [stderr] 136 | |     // we use a sleep + discard instead of using the kernel's builtin flushing
[INFO] [stderr] 137 | |     // functions, as they are much too slow
[INFO] [stderr] 138 | |     static ref SERIAL_TOTAL_BREAK: time::Duration = time::Duration::new(0, 136_000);
[INFO] [stderr] 139 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "c4435c69c93bf6e8a85ded687484e02b1aa3ccb4a8ce0f313fd8e6d08ff1d25b"`
[INFO] running `"docker" "rm" "-f" "c4435c69c93bf6e8a85ded687484e02b1aa3ccb4a8ce0f313fd8e6d08ff1d25b"`
[INFO] [stdout] c4435c69c93bf6e8a85ded687484e02b1aa3ccb4a8ce0f313fd8e6d08ff1d25b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fcc5b1eed53240c3409e08ac686df6e1d246e63c78c3ff41e3f712550c73068c
[INFO] running `"docker" "start" "-a" "fcc5b1eed53240c3409e08ac686df6e1d246e63c78c3ff41e3f712550c73068c"`
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:134:1
[INFO] [stderr]     |
[INFO] [stderr] 134 | / lazy_static! {
[INFO] [stderr] 135 | |     // break will take at least 138 uS, followed by MAB of at least 8 uS
[INFO] [stderr] 136 | |     // we use a sleep + discard instead of using the kernel's builtin flushing
[INFO] [stderr] 137 | |     // functions, as they are much too slow
[INFO] [stderr] 138 | |     static ref SERIAL_TOTAL_BREAK: time::Duration = time::Duration::new(0, 136_000);
[INFO] [stderr] 139 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:134:1
[INFO] [stderr]     |
[INFO] [stderr] 134 | / lazy_static! {
[INFO] [stderr] 135 | |     // break will take at least 138 uS, followed by MAB of at least 8 uS
[INFO] [stderr] 136 | |     // we use a sleep + discard instead of using the kernel's builtin flushing
[INFO] [stderr] 137 | |     // functions, as they are much too slow
[INFO] [stderr] 138 | |     static ref SERIAL_TOTAL_BREAK: time::Duration = time::Duration::new(0, 136_000);
[INFO] [stderr] 139 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dmx-8955e40af08eabb5
[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] [stderr]    Doc-tests dmx
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 77) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fcc5b1eed53240c3409e08ac686df6e1d246e63c78c3ff41e3f712550c73068c"`
[INFO] running `"docker" "rm" "-f" "fcc5b1eed53240c3409e08ac686df6e1d246e63c78c3ff41e3f712550c73068c"`
[INFO] [stdout] fcc5b1eed53240c3409e08ac686df6e1d246e63c78c3ff41e3f712550c73068c