[INFO] fetching crate pair_macro 0.1.3...
[INFO] testing pair_macro-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pair_macro 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate pair_macro 0.1.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pair_macro 0.1.3
[INFO] finished tweaking crates.io crate pair_macro 0.1.3
[INFO] tweaked toml for crates.io crate pair_macro 0.1.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b71b690821f55293ca598686ecaa84661cc9a1bec5b15d7bf63c084868adb8e8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b71b690821f55293ca598686ecaa84661cc9a1bec5b15d7bf63c084868adb8e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b71b690821f55293ca598686ecaa84661cc9a1bec5b15d7bf63c084868adb8e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71b690821f55293ca598686ecaa84661cc9a1bec5b15d7bf63c084868adb8e8", kill_on_drop: false }`
[INFO] [stdout] b71b690821f55293ca598686ecaa84661cc9a1bec5b15d7bf63c084868adb8e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1dca9d7e1c1bc44ad68b55660e43296c9a77b658bc684a9050b563602c186ca8
[INFO] running `Command { std: "docker" "start" "-a" "1dca9d7e1c1bc44ad68b55660e43296c9a77b658bc684a9050b563602c186ca8", kill_on_drop: false }`
[INFO] [stderr]    Compiling pair_macro v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "1dca9d7e1c1bc44ad68b55660e43296c9a77b658bc684a9050b563602c186ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dca9d7e1c1bc44ad68b55660e43296c9a77b658bc684a9050b563602c186ca8", kill_on_drop: false }`
[INFO] [stdout] 1dca9d7e1c1bc44ad68b55660e43296c9a77b658bc684a9050b563602c186ca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6a7673d1f60f91159c5d2e615899fa31bd97a21b8af80188f3c6536b3e49f3d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a6a7673d1f60f91159c5d2e615899fa31bd97a21b8af80188f3c6536b3e49f3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling pair_macro v0.1.3 (/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:756:33
[INFO] [stdout]     |
[INFO] [stdout] 756 |         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 13.43s
[INFO] running `Command { std: "docker" "inspect" "a6a7673d1f60f91159c5d2e615899fa31bd97a21b8af80188f3c6536b3e49f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a7673d1f60f91159c5d2e615899fa31bd97a21b8af80188f3c6536b3e49f3d", kill_on_drop: false }`
[INFO] [stdout] a6a7673d1f60f91159c5d2e615899fa31bd97a21b8af80188f3c6536b3e49f3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8dba034a8b1aa00ae882be6d4c00447a43cd9bc3f4a5f93579b9bdd531f35a38
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8dba034a8b1aa00ae882be6d4c00447a43cd9bc3f4a5f93579b9bdd531f35a38", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `Pair::<T>::fold`: Use into_iter().fold(init, f) instead
[INFO] [stderr]    --> src/lib.rs:756:33
[INFO] [stderr]     |
[INFO] [stderr] 756 |         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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pair_macro-a84fa4167af56fbe
[INFO] [stdout] running 31 tests
[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_cloned ... ok
[INFO] [stdout] test tests::test_cloned_mut ... ok
[INFO] [stdout] test tests::test_copied ... ok
[INFO] [stdout] test tests::test_copied_mut ... ok
[INFO] [stdout] test tests::test_div ... ok
[INFO] [stdout] test tests::test_from_cloned ... 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_in_place ... ok
[INFO] [stdout] test tests::test_rem_assign ... ok
[INFO] [stdout] test tests::test_map_entrywise_in_place ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] test tests::test_mul ... ok
[INFO] [stdout] test tests::test_new ... ok
[INFO] [stdout] test tests::test_sub_assign ... ok
[INFO] [stdout] test tests::test_fold ... ok
[INFO] [stdout] test tests::test_div_assign ... ok
[INFO] [stdout] test tests::test_mul_assign ... ok
[INFO] [stdout] test tests::test_as_deref_mut ... ok
[INFO] [stdout] test tests::test_rem ... ok
[INFO] [stdout] test tests::test_as_mut ... ok
[INFO] [stdout] test tests::test_as_ref ... ok
[INFO] [stdout] test tests::test_neg ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/create_pair-941ed4feb2c38585
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_use_my_own_pair ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pair_macro
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test src/lib.rs - Pair<&'_ T>::cloned (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Pair<&'_ T>::copied (line 682) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::as_mut (line 681) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::as_ref (line 681) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::as_deref (line 685) ... ok
[INFO] [stdout] test src/lib.rs - Pair<&'_ mut T>::cloned (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::as_deref_mut (line 685) ... ok
[INFO] [stdout] test src/lib.rs - Pair<Option<T>>::into_option (line 683) ... ok
[INFO] [stdout] test src/lib.rs - Pair<&'_ mut T>::copied (line 682) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::from_cloned (line 681) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::into_iter (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::fold (line 685) ... ok
[INFO] [stdout] test src/lib.rs - Pair<Result<T, E>>::into_result (line 684) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::iter (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<&'_ T>::copied (line 683) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<&'_ mut T>::cloned (line 683) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::map_in_place (line 685) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::map_entrywise_in_place (line 685) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::map (line 681) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::iter_mut (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::as_deref_mut (line 686) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<Result<T, E>>::into_result (line 685) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<&'_ T>::cloned (line 683) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::map_entrywise (line 681) ... ok
[INFO] [stdout] test src/lib.rs - Pair<T>::new (line 681) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::as_deref (line 686) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::as_mut (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<&'_ mut T>::copied (line 683) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<Option<T>>::into_option (line 684) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::as_ref (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::fold (line 686) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::iter_mut (line 683) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::from_cloned (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::into_iter (line 683) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::map_entrywise (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::new (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::map (line 682) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::map_entrywise_in_place (line 686) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::map_in_place (line 686) ... ok
[INFO] [stdout] test src/lib.rs - Triplet<T>::iter (line 683) ... ok
[INFO] [stdout] test src/lib.rs - create_pair (line 87) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8dba034a8b1aa00ae882be6d4c00447a43cd9bc3f4a5f93579b9bdd531f35a38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dba034a8b1aa00ae882be6d4c00447a43cd9bc3f4a5f93579b9bdd531f35a38", kill_on_drop: false }`
[INFO] [stdout] 8dba034a8b1aa00ae882be6d4c00447a43cd9bc3f4a5f93579b9bdd531f35a38