[INFO] fetching crate omen 0.1.0...
[INFO] testing omen-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate omen 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate omen 0.1.0
[INFO] finished tweaking crates.io crate omen 0.1.0
[INFO] tweaked toml for crates.io crate omen 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate omen 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44e2e986450c1c8d5832dad01098976b3939596aba2fba5d3cf0c869c62089b2
[INFO] running `Command { std: "docker" "start" "-a" "44e2e986450c1c8d5832dad01098976b3939596aba2fba5d3cf0c869c62089b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44e2e986450c1c8d5832dad01098976b3939596aba2fba5d3cf0c869c62089b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e2e986450c1c8d5832dad01098976b3939596aba2fba5d3cf0c869c62089b2", kill_on_drop: false }`
[INFO] [stdout] 44e2e986450c1c8d5832dad01098976b3939596aba2fba5d3cf0c869c62089b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d023445640d813eb18a246f6d8e7771e5200bbd1bfb6b2606852010aa6c2b3af
[INFO] running `Command { std: "docker" "start" "-a" "d023445640d813eb18a246f6d8e7771e5200bbd1bfb6b2606852010aa6c2b3af", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling omen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `out_dim`
[INFO] [stdout]   --> src/tensors/mod.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let out_dim = self.shape.ndim() - index.len();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_dim`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "d023445640d813eb18a246f6d8e7771e5200bbd1bfb6b2606852010aa6c2b3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d023445640d813eb18a246f6d8e7771e5200bbd1bfb6b2606852010aa6c2b3af", kill_on_drop: false }`
[INFO] [stdout] d023445640d813eb18a246f6d8e7771e5200bbd1bfb6b2606852010aa6c2b3af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bd245cfe97253b82edadfc8d464cd94de7f5f34c889847f42d7187282b19a06
[INFO] running `Command { std: "docker" "start" "-a" "8bd245cfe97253b82edadfc8d464cd94de7f5f34c889847f42d7187282b19a06", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `out_dim`
[INFO] [stdout]   --> src/tensors/mod.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let out_dim = self.shape.ndim() - index.len();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_dim`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling omen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `out_dim`
[INFO] [stdout]   --> src/tensors/mod.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let out_dim = self.shape.ndim() - index.len();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_dim`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "8bd245cfe97253b82edadfc8d464cd94de7f5f34c889847f42d7187282b19a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bd245cfe97253b82edadfc8d464cd94de7f5f34c889847f42d7187282b19a06", kill_on_drop: false }`
[INFO] [stdout] 8bd245cfe97253b82edadfc8d464cd94de7f5f34c889847f42d7187282b19a06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 797ae4def9c65253b0e381dc6ce5606f07180ce847c5aedbcacc7a18632380db
[INFO] running `Command { std: "docker" "start" "-a" "797ae4def9c65253b0e381dc6ce5606f07180ce847c5aedbcacc7a18632380db", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `out_dim`
[INFO] [stderr]   --> src/tensors/mod.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let out_dim = self.shape.ndim() - index.len();
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_dim`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `omen` (lib) generated 1 warning (run `cargo fix --lib -p omen` to apply 1 suggestion)
[INFO] [stderr] warning: `omen` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/omen-e400db6978d8411d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tensors::tests::create_3d_tensor ... ok
[INFO] [stdout] test tensors::tests::get_vector_from_tensor ... ok
[INFO] [stdout] test tensors::tests::fail_if_tensor_dims_are_not_uniform - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests omen
[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" "797ae4def9c65253b0e381dc6ce5606f07180ce847c5aedbcacc7a18632380db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "797ae4def9c65253b0e381dc6ce5606f07180ce847c5aedbcacc7a18632380db", kill_on_drop: false }`
[INFO] [stdout] 797ae4def9c65253b0e381dc6ce5606f07180ce847c5aedbcacc7a18632380db