[INFO] fetching crate circle_buffer 0.1.3...
[INFO] testing circle_buffer-0.1.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate circle_buffer 0.1.3 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate circle_buffer 0.1.3 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 crates.io crate circle_buffer 0.1.3
[INFO] finished tweaking crates.io crate circle_buffer 0.1.3
[INFO] tweaked toml for crates.io crate circle_buffer 0.1.3 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e463dc36751e2bf9c5321ac472d695b6e3bb54c09b23c43376aa05763c93642
[INFO] running `Command { std: "docker" "start" "-a" "9e463dc36751e2bf9c5321ac472d695b6e3bb54c09b23c43376aa05763c93642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e463dc36751e2bf9c5321ac472d695b6e3bb54c09b23c43376aa05763c93642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e463dc36751e2bf9c5321ac472d695b6e3bb54c09b23c43376aa05763c93642", kill_on_drop: false }`
[INFO] [stdout] 9e463dc36751e2bf9c5321ac472d695b6e3bb54c09b23c43376aa05763c93642
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d45aac21b6f45a493397cca40a810b7f8e93331e808306d1ee33b55588b25557
[INFO] running `Command { std: "docker" "start" "-a" "d45aac21b6f45a493397cca40a810b7f8e93331e808306d1ee33b55588b25557", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling circle_buffer v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.78s
[INFO] running `Command { std: "docker" "inspect" "d45aac21b6f45a493397cca40a810b7f8e93331e808306d1ee33b55588b25557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d45aac21b6f45a493397cca40a810b7f8e93331e808306d1ee33b55588b25557", kill_on_drop: false }`
[INFO] [stdout] d45aac21b6f45a493397cca40a810b7f8e93331e808306d1ee33b55588b25557
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e262ebdb3a649c25575903f1e2bcc55d789c807a67385c933cca38cdec3384f
[INFO] running `Command { std: "docker" "start" "-a" "0e262ebdb3a649c25575903f1e2bcc55d789c807a67385c933cca38cdec3384f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling circle_buffer v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/circle_buffer-d724b25a991a7021)
[INFO] running `Command { std: "docker" "inspect" "0e262ebdb3a649c25575903f1e2bcc55d789c807a67385c933cca38cdec3384f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e262ebdb3a649c25575903f1e2bcc55d789c807a67385c933cca38cdec3384f", kill_on_drop: false }`
[INFO] [stdout] 0e262ebdb3a649c25575903f1e2bcc55d789c807a67385c933cca38cdec3384f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 24d7cfe21d6e58ca69cff424cb1ff3c5204cf041e82fd0563aa0f138aa2db3ef
[INFO] running `Command { std: "docker" "start" "-a" "24d7cfe21d6e58ca69cff424cb1ff3c5204cf041e82fd0563aa0f138aa2db3ef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/circle_buffer-d724b25a991a7021)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests circle_buffer
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_index_mut ... ok
[INFO] [stdout] test tests::test_capacity ... ok
[INFO] [stdout] test tests::test_is_empty ... ok
[INFO] [stdout] test tests::test_index ... ok
[INFO] [stdout] test tests::test_iter_mut ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stdout] test tests::test_len ... ok
[INFO] [stdout] test tests::test_push ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::iter (line 163) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::len (line 50) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::with_capacity (line 19) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::zero_clear (line 217) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::push (line 91) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::is_empty (line 73) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::capacity (line 36) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::iter_mut (line 187) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "24d7cfe21d6e58ca69cff424cb1ff3c5204cf041e82fd0563aa0f138aa2db3ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d7cfe21d6e58ca69cff424cb1ff3c5204cf041e82fd0563aa0f138aa2db3ef", kill_on_drop: false }`
[INFO] [stdout] 24d7cfe21d6e58ca69cff424cb1ff3c5204cf041e82fd0563aa0f138aa2db3ef