[INFO] fetching crate bytes-ringbuffer 0.1.0...
[INFO] testing bytes-ringbuffer-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate bytes-ringbuffer 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bytes-ringbuffer 0.1.0 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 bytes-ringbuffer 0.1.0
[INFO] finished tweaking crates.io crate bytes-ringbuffer 0.1.0
[INFO] tweaked toml for crates.io crate bytes-ringbuffer 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", 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] e748d77c07fe08317bb8884ef24c213a54cc332ef93d0c3b8c891b695578cb5c
[INFO] running `Command { std: "docker" "start" "-a" "e748d77c07fe08317bb8884ef24c213a54cc332ef93d0c3b8c891b695578cb5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e748d77c07fe08317bb8884ef24c213a54cc332ef93d0c3b8c891b695578cb5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e748d77c07fe08317bb8884ef24c213a54cc332ef93d0c3b8c891b695578cb5c", kill_on_drop: false }`
[INFO] [stdout] e748d77c07fe08317bb8884ef24c213a54cc332ef93d0c3b8c891b695578cb5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31b57bd11d7a410bba07c5b794ae5e511724c54b3295c66e2c4fcf0089429b69
[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" "31b57bd11d7a410bba07c5b794ae5e511724c54b3295c66e2c4fcf0089429b69", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes-ringbuffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "31b57bd11d7a410bba07c5b794ae5e511724c54b3295c66e2c4fcf0089429b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b57bd11d7a410bba07c5b794ae5e511724c54b3295c66e2c4fcf0089429b69", kill_on_drop: false }`
[INFO] [stdout] 31b57bd11d7a410bba07c5b794ae5e511724c54b3295c66e2c4fcf0089429b69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95946ffb7072c018b08195c167dfd33a7b2f71290a0a5c67cd654f41425fe4c0
[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" "95946ffb7072c018b08195c167dfd33a7b2f71290a0a5c67cd654f41425fe4c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes-ringbuffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "95946ffb7072c018b08195c167dfd33a7b2f71290a0a5c67cd654f41425fe4c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95946ffb7072c018b08195c167dfd33a7b2f71290a0a5c67cd654f41425fe4c0", kill_on_drop: false }`
[INFO] [stdout] 95946ffb7072c018b08195c167dfd33a7b2f71290a0a5c67cd654f41425fe4c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] b9338e4c0106b2d8bedea1e1fdcaf158d1045d38df7864af20f8f956a3c20dc5
[INFO] running `Command { std: "docker" "start" "-a" "b9338e4c0106b2d8bedea1e1fdcaf158d1045d38df7864af20f8f956a3c20dc5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bytes_ringbuffer-c5e0ffff55107698)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::ringbuffer_init ... ok
[INFO] [stdout] test tests::ringbuffer_read_write ... ok
[INFO] [stdout] test tests::ringbuffer_read_over_remaining - should panic ... ok
[INFO] [stdout] test tests::ringbuffer_write_over_capacity - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bytes-ringbuffer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b9338e4c0106b2d8bedea1e1fdcaf158d1045d38df7864af20f8f956a3c20dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9338e4c0106b2d8bedea1e1fdcaf158d1045d38df7864af20f8f956a3c20dc5", kill_on_drop: false }`
[INFO] [stdout] b9338e4c0106b2d8bedea1e1fdcaf158d1045d38df7864af20f8f956a3c20dc5