[INFO] fetching crate r 0.0.9...
[INFO] testing r-0.0.9 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate r 0.0.9 into /workspace/builds/worker-65/source
[INFO] validating manifest of crates.io crate r 0.0.9 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-65/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--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: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 954c9034919f858af9e77d00c4876a40258867846ec9974658049c51b43ec03c
[INFO] running `Command { std: "docker" "start" "-a" "954c9034919f858af9e77d00c4876a40258867846ec9974658049c51b43ec03c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "954c9034919f858af9e77d00c4876a40258867846ec9974658049c51b43ec03c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "954c9034919f858af9e77d00c4876a40258867846ec9974658049c51b43ec03c", kill_on_drop: false }`
[INFO] [stdout] 954c9034919f858af9e77d00c4876a40258867846ec9974658049c51b43ec03c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c93a79e46d21d05654c539276bbe811a9573e2352dcd47b9b8019bf68431813e
[INFO] running `Command { std: "docker" "start" "-a" "c93a79e46d21d05654c539276bbe811a9573e2352dcd47b9b8019bf68431813e", kill_on_drop: false }`
[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 1.51s
[INFO] running `Command { std: "docker" "inspect" "c93a79e46d21d05654c539276bbe811a9573e2352dcd47b9b8019bf68431813e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93a79e46d21d05654c539276bbe811a9573e2352dcd47b9b8019bf68431813e", kill_on_drop: false }`
[INFO] [stdout] c93a79e46d21d05654c539276bbe811a9573e2352dcd47b9b8019bf68431813e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b29b0205b82b169779ec2dd98d76e201aaaf6c24830f88bd8c2f95c2f8828ca
[INFO] running `Command { std: "docker" "start" "-a" "2b29b0205b82b169779ec2dd98d76e201aaaf6c24830f88bd8c2f95c2f8828ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 1.16s
[INFO] running `Command { std: "docker" "inspect" "2b29b0205b82b169779ec2dd98d76e201aaaf6c24830f88bd8c2f95c2f8828ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b29b0205b82b169779ec2dd98d76e201aaaf6c24830f88bd8c2f95c2f8828ca", kill_on_drop: false }`
[INFO] [stdout] 2b29b0205b82b169779ec2dd98d76e201aaaf6c24830f88bd8c2f95c2f8828ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 65d2a1d9280f0c7a72ba90d6162b5e2e0e358abcd2100b374dd0b6feee7ea28f
[INFO] running `Command { std: "docker" "start" "-a" "65d2a1d9280f0c7a72ba90d6162b5e2e0e358abcd2100b374dd0b6feee7ea28f", 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 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r-88902f219098aea4)
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-4a5023cbdd44468a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[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] [stderr]    Doc-tests r
[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 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "65d2a1d9280f0c7a72ba90d6162b5e2e0e358abcd2100b374dd0b6feee7ea28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d2a1d9280f0c7a72ba90d6162b5e2e0e358abcd2100b374dd0b6feee7ea28f", kill_on_drop: false }`
[INFO] [stdout] 65d2a1d9280f0c7a72ba90d6162b5e2e0e358abcd2100b374dd0b6feee7ea28f