[INFO] fetching crate performance_tester 0.1.1...
[INFO] testing performance_tester-0.1.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate performance_tester 0.1.1 into /workspace/builds/worker-6-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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate performance_tester 0.1.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a468917e22d595fc72da354faabac77a6e4180eb5266d65abf48a15856e77c0a
[INFO] running `Command { std: "docker" "start" "-a" "a468917e22d595fc72da354faabac77a6e4180eb5266d65abf48a15856e77c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a468917e22d595fc72da354faabac77a6e4180eb5266d65abf48a15856e77c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a468917e22d595fc72da354faabac77a6e4180eb5266d65abf48a15856e77c0a", kill_on_drop: false }`
[INFO] [stdout] a468917e22d595fc72da354faabac77a6e4180eb5266d65abf48a15856e77c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 000a7683d8592238451200e25445cd97ac016baf301dca227048906aece2a841
[INFO] running `Command { std: "docker" "start" "-a" "000a7683d8592238451200e25445cd97ac016baf301dca227048906aece2a841", 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 0.18s
[INFO] running `Command { std: "docker" "inspect" "000a7683d8592238451200e25445cd97ac016baf301dca227048906aece2a841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "000a7683d8592238451200e25445cd97ac016baf301dca227048906aece2a841", kill_on_drop: false }`
[INFO] [stdout] 000a7683d8592238451200e25445cd97ac016baf301dca227048906aece2a841
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5de4a9f373e7e85cfc2783d2e14bff21a8f17c41b90bd20a61e4ec91cc911484
[INFO] running `Command { std: "docker" "start" "-a" "5de4a9f373e7e85cfc2783d2e14bff21a8f17c41b90bd20a61e4ec91cc911484", 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] [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 0.42s
[INFO] running `Command { std: "docker" "inspect" "5de4a9f373e7e85cfc2783d2e14bff21a8f17c41b90bd20a61e4ec91cc911484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de4a9f373e7e85cfc2783d2e14bff21a8f17c41b90bd20a61e4ec91cc911484", kill_on_drop: false }`
[INFO] [stdout] 5de4a9f373e7e85cfc2783d2e14bff21a8f17c41b90bd20a61e4ec91cc911484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63bbdc1f4eb6b5f86a6e0f80fccce5f5ae41f0d5e3f753b0d99ecc6d50e53232
[INFO] running `Command { std: "docker" "start" "-a" "63bbdc1f4eb6b5f86a6e0f80fccce5f5ae41f0d5e3f753b0d99ecc6d50e53232", 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] [stdout] 
[INFO] [stderr] 52 +         vec[vec.len() / 2 ] as f64
[INFO] [stdout] running 2 tests
[INFO] [stderr]    |
[INFO] [stdout] test test_iqr ... ok
[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] [stderr]    Doc-tests performance_tester
[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] [stdout] 
[INFO] [stderr]   --> src/lib.rs:52:13
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 52 |         vec[(vec.len() / 2)] as f64
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |             ^             ^
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "63bbdc1f4eb6b5f86a6e0f80fccce5f5ae41f0d5e3f753b0d99ecc6d50e53232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63bbdc1f4eb6b5f86a6e0f80fccce5f5ae41f0d5e3f753b0d99ecc6d50e53232", kill_on_drop: false }`
[INFO] [stdout] 63bbdc1f4eb6b5f86a6e0f80fccce5f5ae41f0d5e3f753b0d99ecc6d50e53232