[INFO] cloning repository https://github.com/staticgc/taskwait
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/staticgc/taskwait" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstaticgc%2Ftaskwait", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstaticgc%2Ftaskwait'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24e677a1efbe2b65283de854ba587f2f5c50c9d2
[INFO] testing staticgc/taskwait against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstaticgc%2Ftaskwait" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/staticgc/taskwait on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/staticgc/taskwait
[INFO] finished tweaking git repo https://github.com/staticgc/taskwait
[INFO] tweaked toml for git repo https://github.com/staticgc/taskwait written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/staticgc/taskwait already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec1a4f1db7002a53b72ecacd8d9d217b580556b04d4f5c12a3204db9c6ed465b
[INFO] running `Command { std: "docker" "start" "-a" "ec1a4f1db7002a53b72ecacd8d9d217b580556b04d4f5c12a3204db9c6ed465b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec1a4f1db7002a53b72ecacd8d9d217b580556b04d4f5c12a3204db9c6ed465b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec1a4f1db7002a53b72ecacd8d9d217b580556b04d4f5c12a3204db9c6ed465b", kill_on_drop: false }`
[INFO] [stdout] ec1a4f1db7002a53b72ecacd8d9d217b580556b04d4f5c12a3204db9c6ed465b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8625f626f12ea23100caa8238944637b387c252fc3d567165616ea6cbc4f4f7
[INFO] running `Command { std: "docker" "start" "-a" "b8625f626f12ea23100caa8238944637b387c252fc3d567165616ea6cbc4f4f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling taskwait v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.15s
[INFO] running `Command { std: "docker" "inspect" "b8625f626f12ea23100caa8238944637b387c252fc3d567165616ea6cbc4f4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8625f626f12ea23100caa8238944637b387c252fc3d567165616ea6cbc4f4f7", kill_on_drop: false }`
[INFO] [stdout] b8625f626f12ea23100caa8238944637b387c252fc3d567165616ea6cbc4f4f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4b3b7611b3d4b97110bb9cd8372f014b7a6018a276a14444cc2be627c36e87d
[INFO] running `Command { std: "docker" "start" "-a" "f4b3b7611b3d4b97110bb9cd8372f014b7a6018a276a14444cc2be627c36e87d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.9
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling taskwait v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.17s
[INFO] running `Command { std: "docker" "inspect" "f4b3b7611b3d4b97110bb9cd8372f014b7a6018a276a14444cc2be627c36e87d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b3b7611b3d4b97110bb9cd8372f014b7a6018a276a14444cc2be627c36e87d", kill_on_drop: false }`
[INFO] [stdout] f4b3b7611b3d4b97110bb9cd8372f014b7a6018a276a14444cc2be627c36e87d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 935999031d230e7f98865813ccf396c607b8dd53543366f0d1cec031d91cbbb7
[INFO] running `Command { std: "docker" "start" "-a" "935999031d230e7f98865813ccf396c607b8dd53543366f0d1cec031d91cbbb7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/taskwait-92f8e2aea63399a7)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::basic_test_add0_work ... ok
[INFO] [stdout] test tests::neg_wait ... ok
[INFO] [stdout] test tests::basic_test_add ... ok
[INFO] [stdout] test tests::basic_test_add_work ... ok
[INFO] [stdout] test tests::basic_test_addn_workn ... ok
[INFO] [stdout] test tests::basic_test_add_work_resuse ... ok
[INFO] [stderr]    Doc-tests taskwait
[INFO] [stdout] test tests::basic_test_addn_donen ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - TaskGroup::wait (line 151) ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "935999031d230e7f98865813ccf396c607b8dd53543366f0d1cec031d91cbbb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "935999031d230e7f98865813ccf396c607b8dd53543366f0d1cec031d91cbbb7", kill_on_drop: false }`
[INFO] [stdout] 935999031d230e7f98865813ccf396c607b8dd53543366f0d1cec031d91cbbb7