[INFO] fetching crate specs-task 0.4.0...
[INFO] testing specs-task-0.4.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate specs-task 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate specs-task 0.4.0
[INFO] finished tweaking crates.io crate specs-task 0.4.0
[INFO] tweaked toml for crates.io crate specs-task 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate specs-task 0.4.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding specs v0.16.1 (available: v0.20.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bce885f602b0a269df43d505b46d09d32527dceab02267ac555e4fd30a28a19
[INFO] running `Command { std: "docker" "start" "-a" "7bce885f602b0a269df43d505b46d09d32527dceab02267ac555e4fd30a28a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bce885f602b0a269df43d505b46d09d32527dceab02267ac555e4fd30a28a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bce885f602b0a269df43d505b46d09d32527dceab02267ac555e4fd30a28a19", kill_on_drop: false }`
[INFO] [stdout] 7bce885f602b0a269df43d505b46d09d32527dceab02267ac555e4fd30a28a19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95724c1869c7f3dcf8c079491cbaa065fb48403a83f6d6c0fe419c3fd23fd510
[INFO] running `Command { std: "docker" "start" "-a" "95724c1869c7f3dcf8c079491cbaa065fb48403a83f6d6c0fe419c3fd23fd510", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling tuple_utils v0.3.0
[INFO] [stderr]    Compiling hibitset v0.6.4
[INFO] [stderr]    Compiling shrev v1.1.3
[INFO] [stderr]    Compiling shred-derive v0.6.3
[INFO] [stderr]    Compiling specs-derive v0.4.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tynm v0.1.10
[INFO] [stderr]    Compiling shred v0.10.2
[INFO] [stderr]    Compiling specs v0.16.1
[INFO] [stderr]    Compiling specs-task v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `Command { std: "docker" "inspect" "95724c1869c7f3dcf8c079491cbaa065fb48403a83f6d6c0fe419c3fd23fd510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95724c1869c7f3dcf8c079491cbaa065fb48403a83f6d6c0fe419c3fd23fd510", kill_on_drop: false }`
[INFO] [stdout] 95724c1869c7f3dcf8c079491cbaa065fb48403a83f6d6c0fe419c3fd23fd510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57c3d696141c886aee1b2e2697750d702a39595167c3e1e4141046ddb6b57b23
[INFO] running `Command { std: "docker" "start" "-a" "57c3d696141c886aee1b2e2697750d702a39595167c3e1e4141046ddb6b57b23", kill_on_drop: false }`
[INFO] [stderr]    Compiling specs-task v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "57c3d696141c886aee1b2e2697750d702a39595167c3e1e4141046ddb6b57b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57c3d696141c886aee1b2e2697750d702a39595167c3e1e4141046ddb6b57b23", kill_on_drop: false }`
[INFO] [stdout] 57c3d696141c886aee1b2e2697750d702a39595167c3e1e4141046ddb6b57b23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09c8873f8e1376cc293883422a67d4ccbd6a9a30ea3b26bbb5cfb215c27627c7
[INFO] running `Command { std: "docker" "start" "-a" "09c8873f8e1376cc293883422a67d4ccbd6a9a30ea3b26bbb5cfb215c27627c7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/specs_task-6d0a2fbe6b437fac)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test cons::tests::accumulate_sequence_in_loop ... ok
[INFO] [stdout] test cons::tests::remove_all_nils_nested_fork ... ok
[INFO] [stdout] test cons::tests::remove_nil_from_left_fork ... ok
[INFO] [stdout] test cons::tests::remove_nil_from_right_fork ... ok
[INFO] [stdout] test cons::tests::task_graph_macro_fork_two ... ok
[INFO] [stdout] test cons::tests::task_graph_macro_many_nested ... ok
[INFO] [stdout] test cons::tests::task_graph_macro_fork_three ... ok
[INFO] [stdout] test cons::tests::task_graph_macro_nested_fork ... ok
[INFO] [stdout] test tests::joined_tasks_run_in_order_and_deleted_on_completion ... ok
[INFO] [stdout] test tests::all_prongs_of_fork_run_before_join_and_deleted_on_completion ... ok
[INFO] [stdout] test tests::single_task_deleted_on_completion ... ok
[INFO] [stdout] test tests::single_task_not_run_until_finalized ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests specs_task
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 39) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 10) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 113) ... ok
[INFO] [stdout] test src/lib.rs - (line 134) ... ok
[INFO] [stdout] test src/lib.rs - (line 101) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "09c8873f8e1376cc293883422a67d4ccbd6a9a30ea3b26bbb5cfb215c27627c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c8873f8e1376cc293883422a67d4ccbd6a9a30ea3b26bbb5cfb215c27627c7", kill_on_drop: false }`
[INFO] [stdout] 09c8873f8e1376cc293883422a67d4ccbd6a9a30ea3b26bbb5cfb215c27627c7