[INFO] fetching crate lambda-types 0.2.1...
[INFO] checking lambda-types-0.2.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate lambda-types 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate lambda-types 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate lambda-types 0.2.1
[INFO] tweaked toml for crates.io crate lambda-types 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lambda-types 0.2.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ebb18d41b9d6dbe0c091dccc49750a3954c89f866018c80c0b04f9ba70125c1
[INFO] running `Command { std: "docker" "start" "-a" "7ebb18d41b9d6dbe0c091dccc49750a3954c89f866018c80c0b04f9ba70125c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ebb18d41b9d6dbe0c091dccc49750a3954c89f866018c80c0b04f9ba70125c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ebb18d41b9d6dbe0c091dccc49750a3954c89f866018c80c0b04f9ba70125c1", kill_on_drop: false }`
[INFO] [stdout] 7ebb18d41b9d6dbe0c091dccc49750a3954c89f866018c80c0b04f9ba70125c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 398b411634aaaa872fba74b818c111bab311ed77b13686e11a25087955415664
[INFO] running `Command { std: "docker" "start" "-a" "398b411634aaaa872fba74b818c111bab311ed77b13686e11a25087955415664", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking lambda-types v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Function`
[INFO] [stdout]  --> src/math.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Function,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Function`
[INFO] [stdout]  --> src/math.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Function,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `One` is never used
[INFO] [stdout]   --> tests/static-test.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 13 | type One = call!{ Successor, Zero };
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Two` is never used
[INFO] [stdout]   --> tests/static-test.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | type Two = call!{ Successor, One };
[INFO] [stdout]    |      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Three` is never used
[INFO] [stdout]   --> tests/static-test.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | type Three = call!{ Successor, Two };
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Four` is never used
[INFO] [stdout]   --> tests/static-test.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Four = call!{ Successor, Three };
[INFO] [stdout]    |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "398b411634aaaa872fba74b818c111bab311ed77b13686e11a25087955415664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398b411634aaaa872fba74b818c111bab311ed77b13686e11a25087955415664", kill_on_drop: false }`
[INFO] [stdout] 398b411634aaaa872fba74b818c111bab311ed77b13686e11a25087955415664