[INFO] fetching crate n-functor 0.2.1...
[INFO] building n-functor-0.2.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate n-functor 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate n-functor 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate n-functor 0.2.1
[INFO] tweaked toml for crates.io crate n-functor 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate n-functor 0.2.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate n-functor 0.2.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7242ab61eb6504e70a5e09a7fae4e19d8358d97b85d1e7d9b05c8544bc75c16d
[INFO] running `Command { std: "docker" "start" "-a" "7242ab61eb6504e70a5e09a7fae4e19d8358d97b85d1e7d9b05c8544bc75c16d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7242ab61eb6504e70a5e09a7fae4e19d8358d97b85d1e7d9b05c8544bc75c16d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7242ab61eb6504e70a5e09a7fae4e19d8358d97b85d1e7d9b05c8544bc75c16d", kill_on_drop: false }`
[INFO] [stdout] 7242ab61eb6504e70a5e09a7fae4e19d8358d97b85d1e7d9b05c8544bc75c16d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22fef3f0ad7185c5faec6e2536d8f17686ceaaeaa8163571105932f70d068579
[INFO] running `Command { std: "docker" "start" "-a" "22fef3f0ad7185c5faec6e2536d8f17686ceaaeaa8163571105932f70d068579", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]    Compiling n-functor v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "22fef3f0ad7185c5faec6e2536d8f17686ceaaeaa8163571105932f70d068579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22fef3f0ad7185c5faec6e2536d8f17686ceaaeaa8163571105932f70d068579", kill_on_drop: false }`
[INFO] [stdout] 22fef3f0ad7185c5faec6e2536d8f17686ceaaeaa8163571105932f70d068579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb4a2e17a754201733159d7be9f4bcc65fed868045db0a0ba74a0546cb84ab9e
[INFO] running `Command { std: "docker" "start" "-a" "fb4a2e17a754201733159d7be9f4bcc65fed868045db0a0ba74a0546cb84ab9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]    Compiling n-functor v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `sorry_for_tuples_map_res` is never used
[INFO] [stdout]   --> examples/n-functor.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn sorry_for_tuples_map_res<A, B, A2, B2, E>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `map_res_for_option` is never used
[INFO] [stdout]   --> examples/n-functor.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn map_res_for_option<A, A2, E>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `map_res_for_option_option` is never used
[INFO] [stdout]    --> examples/n-functor.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl<A, B> Recursion<A, B> {
[INFO] [stdout]     | -------------------------- associated function in this implementation
[INFO] [stdout] 102 |     fn map_res_for_option_option<B2, E>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.71s
[INFO] running `Command { std: "docker" "inspect" "fb4a2e17a754201733159d7be9f4bcc65fed868045db0a0ba74a0546cb84ab9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb4a2e17a754201733159d7be9f4bcc65fed868045db0a0ba74a0546cb84ab9e", kill_on_drop: false }`
[INFO] [stdout] fb4a2e17a754201733159d7be9f4bcc65fed868045db0a0ba74a0546cb84ab9e