[INFO] fetching crate tangram_metrics 0.7.0...
[INFO] testing tangram_metrics-0.7.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate tangram_metrics 0.7.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate tangram_metrics 0.7.0
[INFO] finished tweaking crates.io crate tangram_metrics 0.7.0
[INFO] tweaked toml for crates.io crate tangram_metrics 0.7.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tangram_metrics 0.7.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding ndarray v0.15.6 (available: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tangram_zip v0.7.0
[INFO] [stderr]   Downloaded insta v1.43.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fac370b0ced377c60a0df71a3ee3775a7f8cc5aceca98b81cc721e7a5ba6a68
[INFO] running `Command { std: "docker" "start" "-a" "9fac370b0ced377c60a0df71a3ee3775a7f8cc5aceca98b81cc721e7a5ba6a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fac370b0ced377c60a0df71a3ee3775a7f8cc5aceca98b81cc721e7a5ba6a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fac370b0ced377c60a0df71a3ee3775a7f8cc5aceca98b81cc721e7a5ba6a68", kill_on_drop: false }`
[INFO] [stdout] 9fac370b0ced377c60a0df71a3ee3775a7f8cc5aceca98b81cc721e7a5ba6a68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb132ad4124dcc87dc81270ebaaedaa5ce1313a6aebcf992c3930c6a3803926e
[INFO] running `Command { std: "docker" "start" "-a" "eb132ad4124dcc87dc81270ebaaedaa5ce1313a6aebcf992c3930c6a3803926e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling tangram_zip v0.7.0
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling tangram_metrics v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> mode.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Mode(Option<(usize, usize)>);
[INFO] [stdout]   |            ---- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Mode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.86s
[INFO] running `Command { std: "docker" "inspect" "eb132ad4124dcc87dc81270ebaaedaa5ce1313a6aebcf992c3930c6a3803926e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb132ad4124dcc87dc81270ebaaedaa5ce1313a6aebcf992c3930c6a3803926e", kill_on_drop: false }`
[INFO] [stdout] eb132ad4124dcc87dc81270ebaaedaa5ce1313a6aebcf992c3930c6a3803926e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef15ca744e9f5a7e370263aa229a80fdb97e5111f66aafcd7f7f1f2b6b58725a
[INFO] running `Command { std: "docker" "start" "-a" "ef15ca744e9f5a7e370263aa229a80fdb97e5111f66aafcd7f7f1f2b6b58725a", kill_on_drop: false }`
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> mode.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Mode(Option<(usize, usize)>);
[INFO] [stdout]   |            ---- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Mode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling insta v1.43.2
[INFO] [stderr]    Compiling tangram_metrics v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> mode.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Mode(Option<(usize, usize)>);
[INFO] [stdout]   |            ---- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Mode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "ef15ca744e9f5a7e370263aa229a80fdb97e5111f66aafcd7f7f1f2b6b58725a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef15ca744e9f5a7e370263aa229a80fdb97e5111f66aafcd7f7f1f2b6b58725a", kill_on_drop: false }`
[INFO] [stdout] ef15ca744e9f5a7e370263aa229a80fdb97e5111f66aafcd7f7f1f2b6b58725a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c95a0f12f010132881a492e6863b2a4ec9afb24cea3947e28285310c04269994
[INFO] running `Command { std: "docker" "start" "-a" "c95a0f12f010132881a492e6863b2a4ec9afb24cea3947e28285310c04269994", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> mode.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Mode(Option<(usize, usize)>);
[INFO] [stderr]   |            ---- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |            |
[INFO] [stderr]   |            field in this struct
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider removing this field
[INFO] [stderr]   = note: `Mode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tangram_metrics` (lib) generated 1 warning
[INFO] [stderr] warning: `tangram_metrics` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/tangram_metrics-2cde4e5596f96ebb)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test auc_roc::test_roc_curve ... ok
[INFO] [stdout] test multiclass_classification::test_three ... ok
[INFO] [stdout] test binary_classification::test ... ok
[INFO] [stdout] test multiclass_classification::test_two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tangram_metrics
[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" "c95a0f12f010132881a492e6863b2a4ec9afb24cea3947e28285310c04269994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95a0f12f010132881a492e6863b2a4ec9afb24cea3947e28285310c04269994", kill_on_drop: false }`
[INFO] [stdout] c95a0f12f010132881a492e6863b2a4ec9afb24cea3947e28285310c04269994