[INFO] fetching crate lambda-types 0.2.1...
[INFO] checking lambda-types-0.2.1 against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] extracting crate lambda-types 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate lambda-types 0.2.1 on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3f713232cdfc6dfbf2ca3906416555a201da87483bebb4a7dbd5c8fbbce37bd
[INFO] running `Command { std: "docker" "start" "-a" "c3f713232cdfc6dfbf2ca3906416555a201da87483bebb4a7dbd5c8fbbce37bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3f713232cdfc6dfbf2ca3906416555a201da87483bebb4a7dbd5c8fbbce37bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3f713232cdfc6dfbf2ca3906416555a201da87483bebb4a7dbd5c8fbbce37bd", kill_on_drop: false }`
[INFO] [stdout] c3f713232cdfc6dfbf2ca3906416555a201da87483bebb4a7dbd5c8fbbce37bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fadbe218a95177dd12517679586db447da8be6f0b5c60d8f22ad75d3e1e7fa6
[INFO] running `Command { std: "docker" "start" "-a" "2fadbe218a95177dd12517679586db447da8be6f0b5c60d8f22ad75d3e1e7fa6", 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 1.30s
[INFO] running `Command { std: "docker" "inspect" "2fadbe218a95177dd12517679586db447da8be6f0b5c60d8f22ad75d3e1e7fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fadbe218a95177dd12517679586db447da8be6f0b5c60d8f22ad75d3e1e7fa6", kill_on_drop: false }`
[INFO] [stdout] 2fadbe218a95177dd12517679586db447da8be6f0b5c60d8f22ad75d3e1e7fa6