[INFO] fetching crate x42ltc 0.0.5...
[INFO] testing x42ltc-0.0.5 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate x42ltc 0.0.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate x42ltc 0.0.5 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate x42ltc 0.0.5
[INFO] finished tweaking crates.io crate x42ltc 0.0.5
[INFO] tweaked toml for crates.io crate x42ltc 0.0.5 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate x42ltc 0.0.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x42ltc-sys v0.0.5
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef0762a8770345bea367e9aa78a56195456609efb7f750936bef9eae1290edb6
[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" "ef0762a8770345bea367e9aa78a56195456609efb7f750936bef9eae1290edb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef0762a8770345bea367e9aa78a56195456609efb7f750936bef9eae1290edb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0762a8770345bea367e9aa78a56195456609efb7f750936bef9eae1290edb6", kill_on_drop: false }`
[INFO] [stdout] ef0762a8770345bea367e9aa78a56195456609efb7f750936bef9eae1290edb6
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4116ae6dc4a6024cf90d8899e2bbda3e0589c5a6d1e2669700bf5baf129b408
[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" "d4116ae6dc4a6024cf90d8899e2bbda3e0589c5a6d1e2669700bf5baf129b408", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling x42ltc-sys v0.0.5
[INFO] [stderr]    Compiling x42ltc v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "d4116ae6dc4a6024cf90d8899e2bbda3e0589c5a6d1e2669700bf5baf129b408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4116ae6dc4a6024cf90d8899e2bbda3e0589c5a6d1e2669700bf5baf129b408", kill_on_drop: false }`
[INFO] [stdout] d4116ae6dc4a6024cf90d8899e2bbda3e0589c5a6d1e2669700bf5baf129b408
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c09fb2f13a9b231e027ba29822409f886778e169458eebd2f53c1f04dc2c97fa
[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" "c09fb2f13a9b231e027ba29822409f886778e169458eebd2f53c1f04dc2c97fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling x42ltc v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "c09fb2f13a9b231e027ba29822409f886778e169458eebd2f53c1f04dc2c97fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09fb2f13a9b231e027ba29822409f886778e169458eebd2f53c1f04dc2c97fa", kill_on_drop: false }`
[INFO] [stdout] c09fb2f13a9b231e027ba29822409f886778e169458eebd2f53c1f04dc2c97fa
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0bab36beb60a25126da47c7f57b0d603d25051b2fbfc2d972c2a1ffdcf9e47c
[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" "e0bab36beb60a25126da47c7f57b0d603d25051b2fbfc2d972c2a1ffdcf9e47c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/x42ltc-4670e5efd530a247)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::encoder_out_of_range_volume_errors ... ok
[INFO] [stdout] test tests::encoder_reinitialization_fails_if_internal_buffer_is_too_small ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ltcgenerator-298e0e46fb671c80)
[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] [stderr]    Doc-tests x42ltc
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - Encoder::new (line 77) ... ok
[INFO] [stdout] test src/lib.rs - Encoder::get_buffer (line 166) ... ok
[INFO] [stdout] test src/lib.rs - Encoder::set_buffer_size (line 298) ... ok
[INFO] [stdout] test src/lib.rs - Encoder::set_filter (line 326) ... ok
[INFO] [stdout] test src/lib.rs - Decoder::new (line 43) ... ok
[INFO] [stdout] test src/lib.rs - Encoder::get_user_bits (line 214) ... ok
[INFO] [stdout] test src/lib.rs - Encoder::set_user_bits (line 344) ... ok
[INFO] [stdout] test src/lib.rs - Encoder::reinitialize (line 251) ... ok
[INFO] [stdout] test src/lib.rs - Encoder::get_buffer_size (line 201) ... ok
[INFO] [stdout] test src/lib.rs - Encoder::copy_audio_to_buffer (line 142) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e0bab36beb60a25126da47c7f57b0d603d25051b2fbfc2d972c2a1ffdcf9e47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0bab36beb60a25126da47c7f57b0d603d25051b2fbfc2d972c2a1ffdcf9e47c", kill_on_drop: false }`
[INFO] [stdout] e0bab36beb60a25126da47c7f57b0d603d25051b2fbfc2d972c2a1ffdcf9e47c