[INFO] fetching crate r 0.0.9...
[INFO] testing r-0.0.9 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate r 0.0.9 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate r 0.0.9 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r 0.0.9
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate r 0.0.9
[INFO] tweaked toml for crates.io crate r 0.0.9 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "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-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afe87d2099b82513091a0b1c09a171fdae8e47c0cb3b5c666d7e4aff454d70c9
[INFO] running `Command { std: "docker" "start" "-a" "afe87d2099b82513091a0b1c09a171fdae8e47c0cb3b5c666d7e4aff454d70c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afe87d2099b82513091a0b1c09a171fdae8e47c0cb3b5c666d7e4aff454d70c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe87d2099b82513091a0b1c09a171fdae8e47c0cb3b5c666d7e4aff454d70c9", kill_on_drop: false }`
[INFO] [stdout] afe87d2099b82513091a0b1c09a171fdae8e47c0cb3b5c666d7e4aff454d70c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b16d79bc46a7cd4e790884d7e640bcfec0221dbf878ed48fa9f4c4b5f0399f64
[INFO] running `Command { std: "docker" "start" "-a" "b16d79bc46a7cd4e790884d7e640bcfec0221dbf878ed48fa9f4c4b5f0399f64", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling r v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "b16d79bc46a7cd4e790884d7e640bcfec0221dbf878ed48fa9f4c4b5f0399f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b16d79bc46a7cd4e790884d7e640bcfec0221dbf878ed48fa9f4c4b5f0399f64", kill_on_drop: false }`
[INFO] [stdout] b16d79bc46a7cd4e790884d7e640bcfec0221dbf878ed48fa9f4c4b5f0399f64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e00f89c8b5c91a9fa2ccb164c6b3b2374aa3b28109fafb53b6a15c93b805cc6
[INFO] running `Command { std: "docker" "start" "-a" "5e00f89c8b5c91a9fa2ccb164c6b3b2374aa3b28109fafb53b6a15c93b805cc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling r v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `r::ml::common::DataSet`
[INFO] [stdout]  --> tests/ml/common/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use r::ml::common::DataSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> tests/ml/common/mod.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[warn(unused_imports)]
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "5e00f89c8b5c91a9fa2ccb164c6b3b2374aa3b28109fafb53b6a15c93b805cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e00f89c8b5c91a9fa2ccb164c6b3b2374aa3b28109fafb53b6a15c93b805cc6", kill_on_drop: false }`
[INFO] [stdout] 5e00f89c8b5c91a9fa2ccb164c6b3b2374aa3b28109fafb53b6a15c93b805cc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6a10f49d715720f03b2beaec464672ae7b74af79555603b48385f266e69ffdb
[INFO] running `Command { std: "docker" "start" "-a" "f6a10f49d715720f03b2beaec464672ae7b74af79555603b48385f266e69ffdb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `r::ml::common::DataSet`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> tests/ml/common/mod.rs:2:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 2 | use r::ml::common::DataSet;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> tests/ml/common/mod.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[warn(unused_imports)]
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `r` (test "tests") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r-88902f219098aea4)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-4a5023cbdd44468a)
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests r
[INFO] [stdout] test math::abs ... ok
[INFO] [stdout] test ml::eval::eval ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/ml/eval/mod.rs - ml::eval::Eval::new (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f6a10f49d715720f03b2beaec464672ae7b74af79555603b48385f266e69ffdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a10f49d715720f03b2beaec464672ae7b74af79555603b48385f266e69ffdb", kill_on_drop: false }`
[INFO] [stdout] f6a10f49d715720f03b2beaec464672ae7b74af79555603b48385f266e69ffdb