[INFO] fetching crate d2_iterators_js 0.1.0...
[INFO] testing d2_iterators_js-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate d2_iterators_js 0.1.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate d2_iterators_js 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate d2_iterators_js 0.1.0
[INFO] finished tweaking crates.io crate d2_iterators_js 0.1.0
[INFO] tweaked toml for crates.io crate d2_iterators_js 0.1.0 written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate crates.io crate d2_iterators_js 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de35ffd2f654938f59cfff4d63bfa1f2368c801e56bad6a2ac84cc9120c94ad4
[INFO] running `Command { std: "docker" "start" "-a" "de35ffd2f654938f59cfff4d63bfa1f2368c801e56bad6a2ac84cc9120c94ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de35ffd2f654938f59cfff4d63bfa1f2368c801e56bad6a2ac84cc9120c94ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de35ffd2f654938f59cfff4d63bfa1f2368c801e56bad6a2ac84cc9120c94ad4", kill_on_drop: false }`
[INFO] [stdout] de35ffd2f654938f59cfff4d63bfa1f2368c801e56bad6a2ac84cc9120c94ad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c18f07f3450e2a17f6ce1f97c89816431a01c6cecdb2adda63f7b63ea6d52ada
[INFO] running `Command { std: "docker" "start" "-a" "c18f07f3450e2a17f6ce1f97c89816431a01c6cecdb2adda63f7b63ea6d52ada", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling d2_iterators_js v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "c18f07f3450e2a17f6ce1f97c89816431a01c6cecdb2adda63f7b63ea6d52ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c18f07f3450e2a17f6ce1f97c89816431a01c6cecdb2adda63f7b63ea6d52ada", kill_on_drop: false }`
[INFO] [stdout] c18f07f3450e2a17f6ce1f97c89816431a01c6cecdb2adda63f7b63ea6d52ada
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c8020e59b45ba7e656f83c9dd49224eb76e5cb3935f2ee1d2f901b4a30f160
[INFO] running `Command { std: "docker" "start" "-a" "a3c8020e59b45ba7e656f83c9dd49224eb76e5cb3935f2ee1d2f901b4a30f160", kill_on_drop: false }`
[INFO] [stderr]    Compiling d2_iterators_js v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/into.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[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/combi.rs:45:41
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let v: Vec<&str> = s.split(" ").intersperse(",").collect();
[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 `itertools::Itertools::intersperse(...)` to keep using the current method
[INFO] [stdout]    = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "a3c8020e59b45ba7e656f83c9dd49224eb76e5cb3935f2ee1d2f901b4a30f160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c8020e59b45ba7e656f83c9dd49224eb76e5cb3935f2ee1d2f901b4a30f160", kill_on_drop: false }`
[INFO] [stdout] a3c8020e59b45ba7e656f83c9dd49224eb76e5cb3935f2ee1d2f901b4a30f160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 245c3b3e0db0082ec0badac8904d514a1cb2abc5ffbe7617473c32974a36e3ca
[INFO] running `Command { std: "docker" "start" "-a" "245c3b3e0db0082ec0badac8904d514a1cb2abc5ffbe7617473c32974a36e3ca", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/into.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/combi.rs:45:41
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let v: Vec<&str> = s.split(" ").intersperse(",").collect();
[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 `itertools::Itertools::intersperse(...)` to keep using the current method
[INFO] [stderr]    = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse`
[INFO] [stderr] 
[INFO] [stderr] warning: `d2_iterators_js` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/d2_iterators-74715fa931b7e9f3)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test combi::test_skip::test_interleave ... ok
[INFO] [stdout] test combi::test_skip::test_intersperse ... ok
[INFO] [stdout] test combi::test_skip::test_step_by ... ok
[INFO] [stdout] test combi::test_skip::test_skip_half ... ok
[INFO] [stdout] test gen_range::tests::filter ... ok
[INFO] [stdout] test gen_range::tests::it_works ... ok
[INFO] [stdout] test into::test_into::test_into_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/d2_printout-b16cb10130a999a6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests d2_iterators
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "245c3b3e0db0082ec0badac8904d514a1cb2abc5ffbe7617473c32974a36e3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "245c3b3e0db0082ec0badac8904d514a1cb2abc5ffbe7617473c32974a36e3ca", kill_on_drop: false }`
[INFO] [stdout] 245c3b3e0db0082ec0badac8904d514a1cb2abc5ffbe7617473c32974a36e3ca