[INFO] fetching crate array_ext 0.3.0...
[INFO] testing array_ext-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate array_ext 0.3.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate array_ext 0.3.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate array_ext 0.3.0
[INFO] finished tweaking crates.io crate array_ext 0.3.0
[INFO] tweaked toml for crates.io crate array_ext 0.3.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6792415dc432372fc3d3bf7bb083aa8ff4ad1fbb026d7f1e8cd4c0a1f9a8f465
[INFO] running `Command { std: "docker" "start" "-a" "6792415dc432372fc3d3bf7bb083aa8ff4ad1fbb026d7f1e8cd4c0a1f9a8f465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6792415dc432372fc3d3bf7bb083aa8ff4ad1fbb026d7f1e8cd4c0a1f9a8f465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6792415dc432372fc3d3bf7bb083aa8ff4ad1fbb026d7f1e8cd4c0a1f9a8f465", kill_on_drop: false }`
[INFO] [stdout] 6792415dc432372fc3d3bf7bb083aa8ff4ad1fbb026d7f1e8cd4c0a1f9a8f465
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b39a7c40e5e3bae1779a227e88f60e312b292d5ae71957c334b1be1c98d195d
[INFO] running `Command { std: "docker" "start" "-a" "4b39a7c40e5e3bae1779a227e88f60e312b292d5ae71957c334b1be1c98d195d", kill_on_drop: false }`
[INFO] [stderr]    Compiling seq-macro v0.1.5
[INFO] [stderr]    Compiling array_ext v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "4b39a7c40e5e3bae1779a227e88f60e312b292d5ae71957c334b1be1c98d195d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b39a7c40e5e3bae1779a227e88f60e312b292d5ae71957c334b1be1c98d195d", kill_on_drop: false }`
[INFO] [stdout] 4b39a7c40e5e3bae1779a227e88f60e312b292d5ae71957c334b1be1c98d195d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fffb97da447705fccad1c59b58d51f8f22aa988f468de463f351dd7026c67db
[INFO] running `Command { std: "docker" "start" "-a" "9fffb97da447705fccad1c59b58d51f8f22aa988f468de463f351dd7026c67db", kill_on_drop: false }`
[INFO] [stderr]    Compiling array_ext v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tests.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |     assert_eq!(arr.zip([30, 20, 10], |a, b| a + b), [31, 22, 13]);
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `sized::Array3::zip(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tests.rs:130:20
[INFO] [stdout]     |
[INFO] [stdout] 130 |     assert_eq!(arr.zip(['a', 'b', 'c'], |a, b| (a, b)), [(1, 'a'), (2, 'b'), (3, 'c')]);
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `sized::Array3::zip(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/tests.rs:156:20
[INFO] [stdout]     |
[INFO] [stdout] 156 |     assert_eq!(arr.zip(arr2, |a, b| a.0 + b.0), [11, 22, 33]);
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `sized::Array3::zip(...)` to keep using the current method
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "9fffb97da447705fccad1c59b58d51f8f22aa988f468de463f351dd7026c67db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fffb97da447705fccad1c59b58d51f8f22aa988f468de463f351dd7026c67db", kill_on_drop: false }`
[INFO] [stdout] 9fffb97da447705fccad1c59b58d51f8f22aa988f468de463f351dd7026c67db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fc6b7a904a216c5f5038da4720640dde62487697beab567129d8aec512be338
[INFO] running `Command { std: "docker" "start" "-a" "9fc6b7a904a216c5f5038da4720640dde62487697beab567129d8aec512be338", kill_on_drop: false }`
[INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tests.rs:129:20
[INFO] [stderr]     |
[INFO] [stderr] 129 |     assert_eq!(arr.zip([30, 20, 10], |a, b| a + b), [31, 22, 13]);
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `sized::Array3::zip(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tests.rs:130:20
[INFO] [stderr]     |
[INFO] [stderr] 130 |     assert_eq!(arr.zip(['a', 'b', 'c'], |a, b| (a, b)), [(1, 'a'), (2, 'b'), (3, 'c')]);
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `sized::Array3::zip(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stderr]    --> src/tests.rs:156:20
[INFO] [stderr]     |
[INFO] [stderr] 156 |     assert_eq!(arr.zip(arr2, |a, b| a.0 + b.0), [11, 22, 33]);
[INFO] [stderr]     |                    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]     = help: call with fully qualified syntax `sized::Array3::zip(...)` to keep using the current method
[INFO] [stderr] 
[INFO] [stderr] warning: `array_ext` (lib test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/array_ext-2a9fb92bc8a7d327)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::constructors ... ok
[INFO] [stdout] test tests::generics ... ok
[INFO] [stdout] test tests::methods ... ok
[INFO] [stdout] test tests::methods_empty ... ok
[INFO] [stdout] test tests::non_copy ... ok
[INFO] [stdout] test tests::object_safe ... ok
[INFO] [stdout] test tests::sized ... ok
[INFO] [stdout] test tests::slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests array_ext
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Array (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9fc6b7a904a216c5f5038da4720640dde62487697beab567129d8aec512be338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc6b7a904a216c5f5038da4720640dde62487697beab567129d8aec512be338", kill_on_drop: false }`
[INFO] [stdout] 9fc6b7a904a216c5f5038da4720640dde62487697beab567129d8aec512be338