[INFO] fetching crate ringmaster 0.10.1...
[INFO] testing ringmaster-0.10.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate ringmaster 0.10.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ringmaster 0.10.1
[INFO] finished tweaking crates.io crate ringmaster 0.10.1
[INFO] tweaked toml for crates.io crate ringmaster 0.10.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ringmaster 0.10.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 127fa56523b81cf4d35a69eca4bbe03d26cf30ef8366f6e9756a795fd35055ab
[INFO] running `Command { std: "docker" "start" "-a" "127fa56523b81cf4d35a69eca4bbe03d26cf30ef8366f6e9756a795fd35055ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "127fa56523b81cf4d35a69eca4bbe03d26cf30ef8366f6e9756a795fd35055ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127fa56523b81cf4d35a69eca4bbe03d26cf30ef8366f6e9756a795fd35055ab", kill_on_drop: false }`
[INFO] [stdout] 127fa56523b81cf4d35a69eca4bbe03d26cf30ef8366f6e9756a795fd35055ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5aa1b88f5216339114e0c59000264e31022d6932547459ef5269f149b6c1642
[INFO] running `Command { std: "docker" "start" "-a" "f5aa1b88f5216339114e0c59000264e31022d6932547459ef5269f149b6c1642", kill_on_drop: false }`
[INFO] [stderr]    Compiling ringmaster v0.10.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::utils::macros::*`
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub use crate::utils::macros::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "f5aa1b88f5216339114e0c59000264e31022d6932547459ef5269f149b6c1642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5aa1b88f5216339114e0c59000264e31022d6932547459ef5269f149b6c1642", kill_on_drop: false }`
[INFO] [stdout] f5aa1b88f5216339114e0c59000264e31022d6932547459ef5269f149b6c1642
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdd52093117a90ce3a097a493c208630b910565a3875a4e5c0fe837a9e92edb5
[INFO] running `Command { std: "docker" "start" "-a" "cdd52093117a90ce3a097a493c208630b910565a3875a4e5c0fe837a9e92edb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling ringmaster v0.10.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::utils::macros::*`
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub use crate::utils::macros::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::macros::*`
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub use crate::utils::macros::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "cdd52093117a90ce3a097a493c208630b910565a3875a4e5c0fe837a9e92edb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd52093117a90ce3a097a493c208630b910565a3875a4e5c0fe837a9e92edb5", kill_on_drop: false }`
[INFO] [stdout] cdd52093117a90ce3a097a493c208630b910565a3875a4e5c0fe837a9e92edb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2befbb80e6bf828d189d93221a94d021c9f0b8c51bf3a01a6a42be5cce167ca1
[INFO] running `Command { std: "docker" "start" "-a" "2befbb80e6bf828d189d93221a94d021c9f0b8c51bf3a01a6a42be5cce167ca1", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::utils::macros::*`
[INFO] [stderr]   --> src/lib.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub use crate::utils::macros::*;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ringmaster` (lib) generated 1 warning (run `cargo fix --lib -p ringmaster` to apply 1 suggestion)
[INFO] [stderr] warning: `ringmaster` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ringmaster-5bd2e5af3e029a41)
[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]      Running tests/ring.rs (/opt/rustwide/target/debug/deps/ring-3e97f907ff9e369b)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test is_empty ... ok
[INFO] [stdout] test len ... ok
[INFO] [stdout] test lifo_push_pop ... ok
[INFO] [stdout] test peek ... ok
[INFO] [stdout] test mode ... ok
[INFO] [stdout] test with_struct ... ok
[INFO] [stdout] test push_pop ... ok
[INFO] [stdout] test snapshot ... ok
[INFO] [stdout] test snapshot_raw ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/timeseries.rs (/opt/rustwide/target/debug/deps/timeseries-bc2c35be66b1a036)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test timeseries ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ringmaster
[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] running `Command { std: "docker" "inspect" "2befbb80e6bf828d189d93221a94d021c9f0b8c51bf3a01a6a42be5cce167ca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2befbb80e6bf828d189d93221a94d021c9f0b8c51bf3a01a6a42be5cce167ca1", kill_on_drop: false }`
[INFO] [stdout] 2befbb80e6bf828d189d93221a94d021c9f0b8c51bf3a01a6a42be5cce167ca1