[INFO] fetching crate llinks 0.1.0-f...
[INFO] testing llinks-0.1.0-f against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate llinks 0.1.0-f into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate llinks 0.1.0-f
[INFO] finished tweaking crates.io crate llinks 0.1.0-f
[INFO] tweaked toml for crates.io crate llinks 0.1.0-f written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate llinks 0.1.0-f on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98d2de530e4cc30457eeb1080ebdbeec16a14aef2a42c55010211ecb2dee2a86
[INFO] running `Command { std: "docker" "start" "-a" "98d2de530e4cc30457eeb1080ebdbeec16a14aef2a42c55010211ecb2dee2a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98d2de530e4cc30457eeb1080ebdbeec16a14aef2a42c55010211ecb2dee2a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d2de530e4cc30457eeb1080ebdbeec16a14aef2a42c55010211ecb2dee2a86", kill_on_drop: false }`
[INFO] [stdout] 98d2de530e4cc30457eeb1080ebdbeec16a14aef2a42c55010211ecb2dee2a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f72fc956181bad0d77eeaf66e3954611d44d75dab87c7c4d7d0419c6d4d09ed
[INFO] running `Command { std: "docker" "start" "-a" "4f72fc956181bad0d77eeaf66e3954611d44d75dab87c7c4d7d0419c6d4d09ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling llinks v0.1.0-f (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "4f72fc956181bad0d77eeaf66e3954611d44d75dab87c7c4d7d0419c6d4d09ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f72fc956181bad0d77eeaf66e3954611d44d75dab87c7c4d7d0419c6d4d09ed", kill_on_drop: false }`
[INFO] [stdout] 4f72fc956181bad0d77eeaf66e3954611d44d75dab87c7c4d7d0419c6d4d09ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a860f4532c4bb3525d14c4c023e149160262a03a13ddae4b24397e12471cb18b
[INFO] running `Command { std: "docker" "start" "-a" "a860f4532c4bb3525d14c4c023e149160262a03a13ddae4b24397e12471cb18b", kill_on_drop: false }`
[INFO] [stderr]    Compiling llinks v0.1.0-f (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ms2`
[INFO] [stdout]   --> src/tests.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let ms2 = StackStructure::<_, 2>::from_iter([
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ms2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     ms.insert(0, 0);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let _ = ms.insert(0, 0);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     ms.insert(1, 1);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let _ = ms.insert(1, 1);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tests.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     ms.insert(1, 3);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let _ = ms.insert(1, 3);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "a860f4532c4bb3525d14c4c023e149160262a03a13ddae4b24397e12471cb18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a860f4532c4bb3525d14c4c023e149160262a03a13ddae4b24397e12471cb18b", kill_on_drop: false }`
[INFO] [stdout] a860f4532c4bb3525d14c4c023e149160262a03a13ddae4b24397e12471cb18b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a76c8018d41b35e1c5e691cbbede7e2b2a144725fb03c0de3df83c753e244005
[INFO] running `Command { std: "docker" "start" "-a" "a76c8018d41b35e1c5e691cbbede7e2b2a144725fb03c0de3df83c753e244005", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `ms2`
[INFO] [stderr]   --> src/tests.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let ms2 = StackStructure::<_, 2>::from_iter([
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ms2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/tests.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     ms.insert(0, 0);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let _ = ms.insert(0, 0);
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/tests.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     ms.insert(1, 1);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let _ = ms.insert(1, 1);
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/tests.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     ms.insert(1, 3);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let _ = ms.insert(1, 3);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `llinks` (lib test) generated 4 warnings (run `cargo fix --lib -p llinks --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/llinks-e74a94aacc6a103e)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_chunk ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stdout] test tests::test_map ... ok
[INFO] [stdout] test tests::test_1 ... ok
[INFO] [stdout] test tests::test_simple ... ok
[INFO] [stdout] test tests::test_map_rchunks ... ok
[INFO] [stdout] test tests::test_rchunks ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests llinks
[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" "a76c8018d41b35e1c5e691cbbede7e2b2a144725fb03c0de3df83c753e244005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76c8018d41b35e1c5e691cbbede7e2b2a144725fb03c0de3df83c753e244005", kill_on_drop: false }`
[INFO] [stdout] a76c8018d41b35e1c5e691cbbede7e2b2a144725fb03c0de3df83c753e244005