[INFO] fetching crate pair_macro 0.1.4...
[INFO] testing pair_macro-0.1.4 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate pair_macro 0.1.4 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate pair_macro 0.1.4 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 pair_macro 0.1.4
[INFO] finished tweaking crates.io crate pair_macro 0.1.4
[INFO] tweaked toml for crates.io crate pair_macro 0.1.4 written to /workspace/builds/worker-104/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] 8ce22ef4f2434f571b835d0ba0324dd32823e4f2385299a6e7e451998edef452
[INFO] running `Command { std: "docker" "start" "-a" "8ce22ef4f2434f571b835d0ba0324dd32823e4f2385299a6e7e451998edef452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ce22ef4f2434f571b835d0ba0324dd32823e4f2385299a6e7e451998edef452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce22ef4f2434f571b835d0ba0324dd32823e4f2385299a6e7e451998edef452", kill_on_drop: false }`
[INFO] [stdout] 8ce22ef4f2434f571b835d0ba0324dd32823e4f2385299a6e7e451998edef452
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] 1813f45ec5dc368c5a813cdeb523fb9360e38f32df51f4f6308615a2e1eeaf16
[INFO] running `Command { std: "docker" "start" "-a" "1813f45ec5dc368c5a813cdeb523fb9360e38f32df51f4f6308615a2e1eeaf16", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pair_macro v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "1813f45ec5dc368c5a813cdeb523fb9360e38f32df51f4f6308615a2e1eeaf16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1813f45ec5dc368c5a813cdeb523fb9360e38f32df51f4f6308615a2e1eeaf16", kill_on_drop: false }`
[INFO] [stdout] 1813f45ec5dc368c5a813cdeb523fb9360e38f32df51f4f6308615a2e1eeaf16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] 6216e2d70afa9be4c96d9536fc361b3bc0963a1d170cf3a8365c6587bd1cb480
[INFO] running `Command { std: "docker" "start" "-a" "6216e2d70afa9be4c96d9536fc361b3bc0963a1d170cf3a8365c6587bd1cb480", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling pair_macro v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `Pair::<T>::fold`: Use into_iter().fold(init, f) instead
[INFO] [stdout]    --> src/lib.rs:822:33
[INFO] [stdout]     |
[INFO] [stdout] 822 |         let f = Pair::new(2, 3).fold(1, |acc, cur| acc * cur);
[INFO] [stdout]     |                                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.48s
[INFO] running `Command { std: "docker" "inspect" "6216e2d70afa9be4c96d9536fc361b3bc0963a1d170cf3a8365c6587bd1cb480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6216e2d70afa9be4c96d9536fc361b3bc0963a1d170cf3a8365c6587bd1cb480", kill_on_drop: false }`
[INFO] [stdout] 6216e2d70afa9be4c96d9536fc361b3bc0963a1d170cf3a8365c6587bd1cb480
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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] f7ce8e91bd9c7add006d202b653f60d937e6059241d0a797632a455aca05b7bb
[INFO] running `Command { std: "docker" "start" "-a" "f7ce8e91bd9c7add006d202b653f60d937e6059241d0a797632a455aca05b7bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated associated function `Pair::<T>::fold`: Use into_iter().fold(init, f) instead
[INFO] [stderr]    --> src/lib.rs:822:33
[INFO] [stderr]     |
[INFO] [stderr] 822 |         let f = Pair::new(2, 3).fold(1, |acc, cur| acc * cur);
[INFO] [stderr]     |                                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pair_macro` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pair_macro-fae002f5a4aa829a)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stderr]      Running tests/create_pair.rs (/opt/rustwide/target/debug/deps/create_pair-416f96e55349cf9d)
[INFO] [stdout] test tests::map_entrywise ... ok
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_add_assign ... ok
[INFO] [stdout] test tests::test_as_deref ... ok
[INFO] [stdout] test tests::test_as_deref_mut ... ok
[INFO] [stdout] test tests::test_as_mut ... ok
[INFO] [stdout] test tests::test_cloned ... ok
[INFO] [stdout] test tests::test_cloned_mut ... ok
[INFO] [stdout] test tests::test_copied ... ok
[INFO] [stdout] test tests::test_as_ref ... ok
[INFO] [stdout] test tests::test_copied_mut ... ok
[INFO] [stdout] test tests::test_div_assign ... ok
[INFO] [stdout] test tests::test_div ... ok
[INFO] [stdout] test tests::test_from_cloned ... ok
[INFO] [stdout] test tests::test_fold ... ok
[INFO] [stdout] test tests::test_into_iter ... ok
[INFO] [stdout] test tests::test_into_option ... ok
[INFO] [stdout] test tests::test_into_result ... ok
[INFO] [stdout] test tests::test_iter ... ok
[INFO] [stdout] test tests::test_iter_mut ... ok
[INFO] [stdout] test tests::test_map ... ok
[INFO] [stdout] test tests::test_map_entrywise_in_place ... ok
[INFO] [stdout] test tests::test_map_in_place ... ok
[INFO] [stdout] test tests::test_mul ... ok
[INFO] [stdout] test tests::test_mul_assign ... ok
[INFO] [stdout] test tests::test_neg ... ok
[INFO] [stdout] test tests::test_new ... ok
[INFO] [stdout] test tests::test_rem ... ok
[INFO] [stdout] test tests::test_rem_assign ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] test tests::test_sub_assign ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_use_my_own_pair ... ok
[INFO] [stdout] test test_use_my_own_pair_with_comment ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pair_macro
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test src/lib.rs - Pair<T>::as_deref (line 740) ... ok
[INFO] [stdout] test src/lib.rs - Pair<&'_mutT>::cloned (line 737) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::as_ref (line 736) ... ok
[INFO] [stdout] test src/lib.rs - Pair<&'_mutT>::copied (line 737) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name pair_macro --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern pair_macro=/opt/rustwide/target/debug/deps/libpair_macro-01df6134dff2f294.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-f8b3ebe7c359039d.rlib -C embed-bitcode=no --cfg 'feature="default"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "f7ce8e91bd9c7add006d202b653f60d937e6059241d0a797632a455aca05b7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ce8e91bd9c7add006d202b653f60d937e6059241d0a797632a455aca05b7bb", kill_on_drop: false }`
[INFO] [stdout] f7ce8e91bd9c7add006d202b653f60d937e6059241d0a797632a455aca05b7bb