[INFO] fetching crate nbcl 0.7.7...
[INFO] checking nbcl-0.7.7 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate nbcl 0.7.7 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nbcl 0.7.7
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nbcl 0.7.7
[INFO] tweaked toml for crates.io crate nbcl 0.7.7 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nbcl 0.7.7 on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nbcl 0.7.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a518877e0d43402524b01a7d61dc18af247bd53ba5e9015a658b7d2396cc7a6c
[INFO] running `Command { std: "docker" "start" "a518877e0d43402524b01a7d61dc18af247bd53ba5e9015a658b7d2396cc7a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a518877e0d43402524b01a7d61dc18af247bd53ba5e9015a658b7d2396cc7a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a518877e0d43402524b01a7d61dc18af247bd53ba5e9015a658b7d2396cc7a6c" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a518877e0d43402524b01a7d61dc18af247bd53ba5e9015a658b7d2396cc7a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a518877e0d43402524b01a7d61dc18af247bd53ba5e9015a658b7d2396cc7a6c" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]    Compiling pest_generator v2.8.6
[INFO] [stderr]    Compiling pest_derive v2.8.6
[INFO] [stderr]     Checking nbcl v0.7.7 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `String` nbcl
[INFO] [stdout]    --> src/evaluate/expr.rs:559:46
[INFO] [stdout]     |
[INFO] [stdout] 559 |   ...                   message: format!("Cannot spread non-list type: {:?}", other)
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 560 | | ...                       .into(),
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `String` nbcl
[INFO] [stdout]    --> src/evaluate/expr.rs:583:46
[INFO] [stdout]     |
[INFO] [stdout] 583 |   ...                   message: format!("Cannot spread non-map type: {:?}", other)
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 584 | | ...                       .into(),
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nbcl` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `String` nbcl
[INFO] [stdout]    --> src/evaluate/expr.rs:559:46
[INFO] [stdout]     |
[INFO] [stdout] 559 |   ...                   message: format!("Cannot spread non-list type: {:?}", other)
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 560 | | ...                       .into(),
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `String` nbcl
[INFO] [stdout]    --> src/evaluate/expr.rs:583:46
[INFO] [stdout]     |
[INFO] [stdout] 583 |   ...                   message: format!("Cannot spread non-map type: {:?}", other)
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 584 | | ...                       .into(),
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nbcl` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a518877e0d43402524b01a7d61dc18af247bd53ba5e9015a658b7d2396cc7a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a518877e0d43402524b01a7d61dc18af247bd53ba5e9015a658b7d2396cc7a6c", kill_on_drop: false }`
[INFO] [stdout] a518877e0d43402524b01a7d61dc18af247bd53ba5e9015a658b7d2396cc7a6c
