[INFO] cloning repository https://github.com/JunSuzukiJapan/circle_buffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JunSuzukiJapan/circle_buffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunSuzukiJapan%2Fcircle_buffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunSuzukiJapan%2Fcircle_buffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 667474a6d85f4476f25f7683109f60e36a49a4bd
[INFO] testing JunSuzukiJapan/circle_buffer against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJunSuzukiJapan%2Fcircle_buffer" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JunSuzukiJapan/circle_buffer on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JunSuzukiJapan/circle_buffer
[INFO] finished tweaking git repo https://github.com/JunSuzukiJapan/circle_buffer
[INFO] tweaked toml for git repo https://github.com/JunSuzukiJapan/circle_buffer written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/JunSuzukiJapan/circle_buffer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20b6acb9a1a890f2ce36bfc7015be99037aa8609b7bc5e3c9527b72982016fa7
[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" "20b6acb9a1a890f2ce36bfc7015be99037aa8609b7bc5e3c9527b72982016fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20b6acb9a1a890f2ce36bfc7015be99037aa8609b7bc5e3c9527b72982016fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b6acb9a1a890f2ce36bfc7015be99037aa8609b7bc5e3c9527b72982016fa7", kill_on_drop: false }`
[INFO] [stdout] 20b6acb9a1a890f2ce36bfc7015be99037aa8609b7bc5e3c9527b72982016fa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 08409fddfc09f18eb595954d22146fc64c5c4f48d359548d339b5b9248b142bf
[INFO] running `Command { std: "docker" "start" "-a" "08409fddfc09f18eb595954d22146fc64c5c4f48d359548d339b5b9248b142bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling circle_buffer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.80s
[INFO] running `Command { std: "docker" "inspect" "08409fddfc09f18eb595954d22146fc64c5c4f48d359548d339b5b9248b142bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08409fddfc09f18eb595954d22146fc64c5c4f48d359548d339b5b9248b142bf", kill_on_drop: false }`
[INFO] [stdout] 08409fddfc09f18eb595954d22146fc64c5c4f48d359548d339b5b9248b142bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7c64509e448c2653272530defe4472ad2bdf9317fe5aa97a5d2d80dea498868
[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" "c7c64509e448c2653272530defe4472ad2bdf9317fe5aa97a5d2d80dea498868", kill_on_drop: false }`
[INFO] [stderr]    Compiling circle_buffer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "c7c64509e448c2653272530defe4472ad2bdf9317fe5aa97a5d2d80dea498868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c64509e448c2653272530defe4472ad2bdf9317fe5aa97a5d2d80dea498868", kill_on_drop: false }`
[INFO] [stdout] c7c64509e448c2653272530defe4472ad2bdf9317fe5aa97a5d2d80dea498868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7cd49472a184770ed4aea9f4606617c0a019db37528f892b92faff880ee296a8
[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" "7cd49472a184770ed4aea9f4606617c0a019db37528f892b92faff880ee296a8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/circle_buffer-2c0c462313c458a8
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_len ... ok
[INFO] [stdout] test tests::test_index_mut ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stdout] test tests::test_is_empty ... ok
[INFO] [stdout] test tests::test_index ... ok
[INFO] [stdout] test tests::test_capacity ... ok
[INFO] [stdout] test tests::test_iter_mut ... 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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests circle_buffer
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::is_empty (line 73) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::iter (line 163) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::with_capacity (line 19) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::push (line 91) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::len (line 50) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::iter_mut (line 187) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::capacity (line 36) ... ok
[INFO] [stdout] test src/lib.rs - CircleBuffer<T>::zero_clear (line 217) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7cd49472a184770ed4aea9f4606617c0a019db37528f892b92faff880ee296a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd49472a184770ed4aea9f4606617c0a019db37528f892b92faff880ee296a8", kill_on_drop: false }`
[INFO] [stdout] 7cd49472a184770ed4aea9f4606617c0a019db37528f892b92faff880ee296a8
