[INFO] fetching crate sync_splitter 0.4.1...
[INFO] testing sync_splitter-0.4.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate sync_splitter 0.4.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sync_splitter 0.4.1 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 sync_splitter 0.4.1
[INFO] finished tweaking crates.io crate sync_splitter 0.4.1
[INFO] tweaked toml for crates.io crate sync_splitter 0.4.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a88ec4e8d170d126a7edc45bd5cb9f8eb91a1fa0f9681572505e1cdc537aa3e
[INFO] running `Command { std: "docker" "start" "-a" "3a88ec4e8d170d126a7edc45bd5cb9f8eb91a1fa0f9681572505e1cdc537aa3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a88ec4e8d170d126a7edc45bd5cb9f8eb91a1fa0f9681572505e1cdc537aa3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a88ec4e8d170d126a7edc45bd5cb9f8eb91a1fa0f9681572505e1cdc537aa3e", kill_on_drop: false }`
[INFO] [stdout] 3a88ec4e8d170d126a7edc45bd5cb9f8eb91a1fa0f9681572505e1cdc537aa3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d156b0b8136032f6b76bb1c28e9efec2b139112df323bc9a6e008bce0b16ec28
[INFO] running `Command { std: "docker" "start" "-a" "d156b0b8136032f6b76bb1c28e9efec2b139112df323bc9a6e008bce0b16ec28", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sync_splitter v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:155:30
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 if self.next.compare_and_swap(
[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 dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "d156b0b8136032f6b76bb1c28e9efec2b139112df323bc9a6e008bce0b16ec28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d156b0b8136032f6b76bb1c28e9efec2b139112df323bc9a6e008bce0b16ec28", kill_on_drop: false }`
[INFO] [stdout] d156b0b8136032f6b76bb1c28e9efec2b139112df323bc9a6e008bce0b16ec28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91cc68cd5aefe9205e3faeb0f00c78c4082a8e04079069712657ed82863b48e0
[INFO] running `Command { std: "docker" "start" "-a" "91cc68cd5aefe9205e3faeb0f00c78c4082a8e04079069712657ed82863b48e0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:155:30
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 if self.next.compare_and_swap(
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling sync_splitter v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/lib.rs:155:30
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 if self.next.compare_and_swap(
[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 3.92s
[INFO] running `Command { std: "docker" "inspect" "91cc68cd5aefe9205e3faeb0f00c78c4082a8e04079069712657ed82863b48e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91cc68cd5aefe9205e3faeb0f00c78c4082a8e04079069712657ed82863b48e0", kill_on_drop: false }`
[INFO] [stdout] 91cc68cd5aefe9205e3faeb0f00c78c4082a8e04079069712657ed82863b48e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 302914fc91f53071aad36f2abfca8a805dfa97eb592bf31b4b998e03e3c9fe5a
[INFO] running `Command { std: "docker" "start" "-a" "302914fc91f53071aad36f2abfca8a805dfa97eb592bf31b4b998e03e3c9fe5a", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/lib.rs:155:30
[INFO] [stderr]     |
[INFO] [stderr] 155 |                 if self.next.compare_and_swap(
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sync_splitter` (lib) generated 1 warning
[INFO] [stderr] warning: `sync_splitter` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sync_splitter-66437ea57eb664ca)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::isize_max_minus_one_then_pop_min_is_ok ... ok
[INFO] [stdout] test tests::next_does_not_overflow ... ok
[INFO] [stdout] test tests::reads_what_was_written ... ok
[INFO] [stdout] test tests::len_does_not_underflow ... ok
[INFO] [stdout] test tests::works_when_popping_exact_slice_length ... ok
[INFO] [stdout] test tests::works_when_running_out_of_slice ... ok
[INFO] [stdout] test tests::binary_tree_with_rayon_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sync_splitter
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "302914fc91f53071aad36f2abfca8a805dfa97eb592bf31b4b998e03e3c9fe5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302914fc91f53071aad36f2abfca8a805dfa97eb592bf31b4b998e03e3c9fe5a", kill_on_drop: false }`
[INFO] [stdout] 302914fc91f53071aad36f2abfca8a805dfa97eb592bf31b4b998e03e3c9fe5a