[INFO] fetching crate performance_tester 0.1.1...
[INFO] testing performance_tester-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate performance_tester 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate performance_tester 0.1.1
[INFO] finished tweaking crates.io crate performance_tester 0.1.1
[INFO] tweaked toml for crates.io crate performance_tester 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate performance_tester 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab84b6d9852fa81b90b17525fc20df72aa1ada75788438b7cd078559c36e95f5
[INFO] running `Command { std: "docker" "start" "-a" "ab84b6d9852fa81b90b17525fc20df72aa1ada75788438b7cd078559c36e95f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab84b6d9852fa81b90b17525fc20df72aa1ada75788438b7cd078559c36e95f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab84b6d9852fa81b90b17525fc20df72aa1ada75788438b7cd078559c36e95f5", kill_on_drop: false }`
[INFO] [stdout] ab84b6d9852fa81b90b17525fc20df72aa1ada75788438b7cd078559c36e95f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bb7e6daed8bc7cedfb562060219d6a43c1138a3b04859dfbec7683cc1649ce1
[INFO] running `Command { std: "docker" "start" "-a" "1bb7e6daed8bc7cedfb562060219d6a43c1138a3b04859dfbec7683cc1649ce1", kill_on_drop: false }`
[INFO] [stderr]    Compiling performance_tester v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/lib.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         vec[(vec.len() / 2)] as f64
[INFO] [stdout]    |             ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 52 -         vec[(vec.len() / 2)] as f64
[INFO] [stdout] 52 +         vec[vec.len() / 2 ] as f64
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "1bb7e6daed8bc7cedfb562060219d6a43c1138a3b04859dfbec7683cc1649ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bb7e6daed8bc7cedfb562060219d6a43c1138a3b04859dfbec7683cc1649ce1", kill_on_drop: false }`
[INFO] [stdout] 1bb7e6daed8bc7cedfb562060219d6a43c1138a3b04859dfbec7683cc1649ce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa517977204081bde9fc9fbd018b11dcfef5d72f4faf4f82f56e81e0c7312017
[INFO] running `Command { std: "docker" "start" "-a" "fa517977204081bde9fc9fbd018b11dcfef5d72f4faf4f82f56e81e0c7312017", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/lib.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         vec[(vec.len() / 2)] as f64
[INFO] [stdout]    |             ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 52 -         vec[(vec.len() / 2)] as f64
[INFO] [stdout] 52 +         vec[vec.len() / 2 ] as f64
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling performance_tester v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/lib.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         vec[(vec.len() / 2)] as f64
[INFO] [stdout]    |             ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 52 -         vec[(vec.len() / 2)] as f64
[INFO] [stdout] 52 +         vec[vec.len() / 2 ] as f64
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "fa517977204081bde9fc9fbd018b11dcfef5d72f4faf4f82f56e81e0c7312017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa517977204081bde9fc9fbd018b11dcfef5d72f4faf4f82f56e81e0c7312017", kill_on_drop: false }`
[INFO] [stdout] fa517977204081bde9fc9fbd018b11dcfef5d72f4faf4f82f56e81e0c7312017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58a8b4b2ab813c03940b0b746ff9d8ae6bc418bbbe7e2b31c33fb2d6324dc7b5
[INFO] running `Command { std: "docker" "start" "-a" "58a8b4b2ab813c03940b0b746ff9d8ae6bc418bbbe7e2b31c33fb2d6324dc7b5", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]   --> src/lib.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |         vec[(vec.len() / 2)] as f64
[INFO] [stderr]    |             ^             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 52 -         vec[(vec.len() / 2)] as f64
[INFO] [stderr] 52 +         vec[vec.len() / 2 ] as f64
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `performance_tester` (lib) generated 1 warning (run `cargo fix --lib -p performance_tester` to apply 1 suggestion)
[INFO] [stderr] warning: `performance_tester` (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/performance_tester-c60a3ace1795cd9c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests performance_tester
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_iqr ... ok
[INFO] [stdout] test test_median ... 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] warning: unnecessary parentheses around index expression
[INFO] [stderr]   --> src/lib.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |         vec[(vec.len() / 2)] as f64
[INFO] [stderr]    |             ^             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 52 -         vec[(vec.len() / 2)] as f64
[INFO] [stderr] 52 +         vec[vec.len() / 2 ] as f64
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "58a8b4b2ab813c03940b0b746ff9d8ae6bc418bbbe7e2b31c33fb2d6324dc7b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a8b4b2ab813c03940b0b746ff9d8ae6bc418bbbe7e2b31c33fb2d6324dc7b5", kill_on_drop: false }`
[INFO] [stdout] 58a8b4b2ab813c03940b0b746ff9d8ae6bc418bbbe7e2b31c33fb2d6324dc7b5