[INFO] fetching crate r 0.0.9...
[INFO] testing r-0.0.9 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate r 0.0.9 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate r 0.0.9 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1208e5d5fea367cb4b2e7f788a89c2cd01671ccc504fbcbf89b32ae17e409a2
[INFO] running `Command { std: "docker" "start" "-a" "e1208e5d5fea367cb4b2e7f788a89c2cd01671ccc504fbcbf89b32ae17e409a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1208e5d5fea367cb4b2e7f788a89c2cd01671ccc504fbcbf89b32ae17e409a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1208e5d5fea367cb4b2e7f788a89c2cd01671ccc504fbcbf89b32ae17e409a2", kill_on_drop: false }`
[INFO] [stdout] e1208e5d5fea367cb4b2e7f788a89c2cd01671ccc504fbcbf89b32ae17e409a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60e1544ea87d7526716b258ca029380d852e2ac065fd82734d5c160ac0c25bc9
[INFO] running `Command { std: "docker" "start" "-a" "60e1544ea87d7526716b258ca029380d852e2ac065fd82734d5c160ac0c25bc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[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 2.37s
[INFO] running `Command { std: "docker" "inspect" "60e1544ea87d7526716b258ca029380d852e2ac065fd82734d5c160ac0c25bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e1544ea87d7526716b258ca029380d852e2ac065fd82734d5c160ac0c25bc9", kill_on_drop: false }`
[INFO] [stdout] 60e1544ea87d7526716b258ca029380d852e2ac065fd82734d5c160ac0c25bc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbce7297fb159ad4d6038b54970575dc092a81b7de8a4949ae82fdc290aff37e
[INFO] running `Command { std: "docker" "start" "-a" "dbce7297fb159ad4d6038b54970575dc092a81b7de8a4949ae82fdc290aff37e", 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 0.35s
[INFO] running `Command { std: "docker" "inspect" "dbce7297fb159ad4d6038b54970575dc092a81b7de8a4949ae82fdc290aff37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbce7297fb159ad4d6038b54970575dc092a81b7de8a4949ae82fdc290aff37e", kill_on_drop: false }`
[INFO] [stdout] dbce7297fb159ad4d6038b54970575dc092a81b7de8a4949ae82fdc290aff37e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08a5d732fa6f5f292b30792f7226a264c7e63d3786d0d9436fc7103e532fd9f5
[INFO] running `Command { std: "docker" "start" "-a" "08a5d732fa6f5f292b30792f7226a264c7e63d3786d0d9436fc7103e532fd9f5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `r::ml::common::DataSet`
[INFO] [stderr]  --> tests/ml/common/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use r::ml::common::DataSet;
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r-775200936ee6be72)
[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/tests.rs (/opt/rustwide/target/debug/deps/tests-0a0f29803fb13d02)
[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 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08a5d732fa6f5f292b30792f7226a264c7e63d3786d0d9436fc7103e532fd9f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a5d732fa6f5f292b30792f7226a264c7e63d3786d0d9436fc7103e532fd9f5", kill_on_drop: false }`
[INFO] [stdout] 08a5d732fa6f5f292b30792f7226a264c7e63d3786d0d9436fc7103e532fd9f5