[INFO] fetching crate functils 0.0.2...
[INFO] testing functils-0.0.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate functils 0.0.2 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate functils 0.0.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate functils 0.0.2
[INFO] finished tweaking crates.io crate functils 0.0.2
[INFO] tweaked toml for crates.io crate functils 0.0.2 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kinder v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02ce4ba3ab585190e4ffe2063c69ccbcf3e8294b31f6b249e76b990fe43dcd4d
[INFO] running `Command { std: "docker" "start" "-a" "02ce4ba3ab585190e4ffe2063c69ccbcf3e8294b31f6b249e76b990fe43dcd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02ce4ba3ab585190e4ffe2063c69ccbcf3e8294b31f6b249e76b990fe43dcd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ce4ba3ab585190e4ffe2063c69ccbcf3e8294b31f6b249e76b990fe43dcd4d", kill_on_drop: false }`
[INFO] [stdout] 02ce4ba3ab585190e4ffe2063c69ccbcf3e8294b31f6b249e76b990fe43dcd4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 477b73c7d518b6c6e7285fc0c8c8db989a4069c3ee83e1d2d4023ac3bb88c998
[INFO] running `Command { std: "docker" "start" "-a" "477b73c7d518b6c6e7285fc0c8c8db989a4069c3ee83e1d2d4023ac3bb88c998", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kinder v0.1.3
[INFO] [stderr]    Compiling functils v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         try!(write!(f, "["));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |             try!(write!(f, " {}", i));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |             try!(write!(f, "]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |             try!(write!(f, " ]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "477b73c7d518b6c6e7285fc0c8c8db989a4069c3ee83e1d2d4023ac3bb88c998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "477b73c7d518b6c6e7285fc0c8c8db989a4069c3ee83e1d2d4023ac3bb88c998", kill_on_drop: false }`
[INFO] [stdout] 477b73c7d518b6c6e7285fc0c8c8db989a4069c3ee83e1d2d4023ac3bb88c998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d54478fea3ad9b0cbef97a7c794f06a7edb093db19918e10262d4e59ce40d17
[INFO] running `Command { std: "docker" "start" "-a" "7d54478fea3ad9b0cbef97a7c794f06a7edb093db19918e10262d4e59ce40d17", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling functils v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         try!(write!(f, "["));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |             try!(write!(f, " {}", i));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |             try!(write!(f, "]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |             try!(write!(f, " ]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         try!(write!(f, "["));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |             try!(write!(f, " {}", i));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |             try!(write!(f, "]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/list.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |             try!(write!(f, " ]"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "7d54478fea3ad9b0cbef97a7c794f06a7edb093db19918e10262d4e59ce40d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d54478fea3ad9b0cbef97a7c794f06a7edb093db19918e10262d4e59ce40d17", kill_on_drop: false }`
[INFO] [stdout] 7d54478fea3ad9b0cbef97a7c794f06a7edb093db19918e10262d4e59ce40d17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc2805bf007d616d5fc2d1916245f827ba8169e75220604daf657140c55507e7
[INFO] running `Command { std: "docker" "start" "-a" "cc2805bf007d616d5fc2d1916245f827ba8169e75220604daf657140c55507e7", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/list.rs:188:9
[INFO] [stderr]     |
[INFO] [stderr] 188 |         try!(write!(f, "["));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/list.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |             try!(write!(f, " {}", i));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/list.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |             try!(write!(f, "]"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/list.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |             try!(write!(f, " ]"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `functils` (lib) generated 4 warnings
[INFO] [stderr] warning: `functils` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/functils-5b514ca79a6efb53)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test fst_works ... ok
[INFO] [stdout] test identity_works ... ok
[INFO] [stdout] test ifte_works ... ok
[INFO] [stdout] test list::append_works ... ok
[INFO] [stdout] test list::cons_works ... ok
[INFO] [stdout] test list::head_works ... ok
[INFO] [stdout] test list::list_macro_works ... ok
[INFO] [stdout] test list::null_works ... ok
[INFO] [stdout] test list::tail_works ... ok
[INFO] [stdout] test snd_works ... ok
[INFO] [stdout] test list::uncons_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests functils
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/list.rs - list::List<A>::cons (line 42) ... ok
[INFO] [stdout] test src/list.rs - list::List<A>::null (line 103) ... ok
[INFO] [stdout] test src/list.rs - list::List<A>::head (line 119) ... ok
[INFO] [stdout] test src/list.rs - list::List<A>::append (line 72) ... ok
[INFO] [stdout] test src/list.rs - list::List<A>::tail (line 136) ... ok
[INFO] [stdout] test src/list.rs - list::List<A>::uncons (line 158) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cc2805bf007d616d5fc2d1916245f827ba8169e75220604daf657140c55507e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc2805bf007d616d5fc2d1916245f827ba8169e75220604daf657140c55507e7", kill_on_drop: false }`
[INFO] [stdout] cc2805bf007d616d5fc2d1916245f827ba8169e75220604daf657140c55507e7