[INFO] fetching crate waitcell 0.4.0...
[INFO] testing waitcell-0.4.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate waitcell 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate waitcell 0.4.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate waitcell 0.4.0
[INFO] finished tweaking crates.io crate waitcell 0.4.0
[INFO] tweaked toml for crates.io crate waitcell 0.4.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1e3c2cb8d4e16548a73dbfbcf1b7599116e06fa985b3b68f194161f40f594a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e1e3c2cb8d4e16548a73dbfbcf1b7599116e06fa985b3b68f194161f40f594a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1e3c2cb8d4e16548a73dbfbcf1b7599116e06fa985b3b68f194161f40f594a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1e3c2cb8d4e16548a73dbfbcf1b7599116e06fa985b3b68f194161f40f594a4", kill_on_drop: false }`
[INFO] [stdout] e1e3c2cb8d4e16548a73dbfbcf1b7599116e06fa985b3b68f194161f40f594a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 72d8d890bfb7a8c65aa67215d56812d0b2f45b51ff1f032183432b043b4bb4e9
[INFO] running `Command { std: "docker" "start" "-a" "72d8d890bfb7a8c65aa67215d56812d0b2f45b51ff1f032183432b043b4bb4e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling waitcell v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "72d8d890bfb7a8c65aa67215d56812d0b2f45b51ff1f032183432b043b4bb4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72d8d890bfb7a8c65aa67215d56812d0b2f45b51ff1f032183432b043b4bb4e9", kill_on_drop: false }`
[INFO] [stdout] 72d8d890bfb7a8c65aa67215d56812d0b2f45b51ff1f032183432b043b4bb4e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ebb1a2ff3ab57b2480f24e41d288b2cda75331e999b2fb2fb4e96bbdbe16c4e8
[INFO] running `Command { std: "docker" "start" "-a" "ebb1a2ff3ab57b2480f24e41d288b2cda75331e999b2fb2fb4e96bbdbe16c4e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling waitcell v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "ebb1a2ff3ab57b2480f24e41d288b2cda75331e999b2fb2fb4e96bbdbe16c4e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebb1a2ff3ab57b2480f24e41d288b2cda75331e999b2fb2fb4e96bbdbe16c4e8", kill_on_drop: false }`
[INFO] [stdout] ebb1a2ff3ab57b2480f24e41d288b2cda75331e999b2fb2fb4e96bbdbe16c4e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bce443ee654c0672ba68c63cdf60a8939911a5519cbc7a1d3a9aa6e0baeec2c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bce443ee654c0672ba68c63cdf60a8939911a5519cbc7a1d3a9aa6e0baeec2c7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/waitcell-071c94f994effb2d)
[INFO] [stdout] test tests::init_try_get ... ok
[INFO] [stdout] test tests::uninit_try_get ... ok
[INFO] [stdout] test tests::uninit_init ... ok
[INFO] [stdout] test tests::init_twice ... ok
[INFO] [stderr]    Doc-tests waitcell
[INFO] [stdout] test tests::stress ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bce443ee654c0672ba68c63cdf60a8939911a5519cbc7a1d3a9aa6e0baeec2c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce443ee654c0672ba68c63cdf60a8939911a5519cbc7a1d3a9aa6e0baeec2c7", kill_on_drop: false }`
[INFO] [stdout] bce443ee654c0672ba68c63cdf60a8939911a5519cbc7a1d3a9aa6e0baeec2c7