[INFO] crate genawaiter 0.99.1 is already in cache
[INFO] testing genawaiter-0.99.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate genawaiter 0.99.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate genawaiter 0.99.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate genawaiter 0.99.1
[INFO] finished tweaking crates.io crate genawaiter 0.99.1
[INFO] tweaked toml for crates.io crate genawaiter 0.99.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "+beta-2020-07-24" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1f1394feafa65076db253cb27ba77f4c9bcd86ed01a34081b2d524885f2a487
[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" "f1f1394feafa65076db253cb27ba77f4c9bcd86ed01a34081b2d524885f2a487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1f1394feafa65076db253cb27ba77f4c9bcd86ed01a34081b2d524885f2a487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f1394feafa65076db253cb27ba77f4c9bcd86ed01a34081b2d524885f2a487", kill_on_drop: false }`
[INFO] [stdout] f1f1394feafa65076db253cb27ba77f4c9bcd86ed01a34081b2d524885f2a487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f668effea95de9b7fa49ff02842477673efab8e0d3b6394e686a8729a72c0cf1
[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" "f668effea95de9b7fa49ff02842477673efab8e0d3b6394e686a8729a72c0cf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling genawaiter-macro v0.99.1
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling genawaiter-proc-macro v0.99.1
[INFO] [stderr]    Compiling genawaiter v0.99.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.05s
[INFO] running `Command { std: "docker" "inspect" "f668effea95de9b7fa49ff02842477673efab8e0d3b6394e686a8729a72c0cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f668effea95de9b7fa49ff02842477673efab8e0d3b6394e686a8729a72c0cf1", kill_on_drop: false }`
[INFO] [stdout] f668effea95de9b7fa49ff02842477673efab8e0d3b6394e686a8729a72c0cf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f794c30ffb7fd741d5c8e74483431c9040bc93b2bca354e3e6d9d35da9bb235
[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" "1f794c30ffb7fd741d5c8e74483431c9040bc93b2bca354e3e6d9d35da9bb235", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling genawaiter v0.99.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.77s
[INFO] running `Command { std: "docker" "inspect" "1f794c30ffb7fd741d5c8e74483431c9040bc93b2bca354e3e6d9d35da9bb235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f794c30ffb7fd741d5c8e74483431c9040bc93b2bca354e3e6d9d35da9bb235", kill_on_drop: false }`
[INFO] [stdout] 1f794c30ffb7fd741d5c8e74483431c9040bc93b2bca354e3e6d9d35da9bb235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc28c8b2b9ae1d23182ab51399feadd9275dde1ba56f34464a9abc4e6cca3cc3
[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" "dc28c8b2b9ae1d23182ab51399feadd9275dde1ba56f34464a9abc4e6cca3cc3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] running 32 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/genawaiter-62598640e3195e89
[INFO] [stdout] test stack::macros::tests::unsafety ... ignored
[INFO] [stdout] test rc::iterator::tests::into_iter ... ok
[INFO] [stdout] test rc::iterator::tests::for_loop ... ok
[INFO] [stdout] test stack::iterator::tests::shelf_generator_for_loop ... ok
[INFO] [stdout] test stack::iterator::tests::let_gen_using_for_loop ... ok
[INFO] [stdout] test stack::iterator::tests::shelf_generator_into_iter ... ok
[INFO] [stdout] test stack::tests::simple_closure ... ok
[INFO] [stdout] test sync::boxed::tests::can_be_stored_in_static ... ok
[INFO] [stdout] test sync::iterator::tests::into_iter ... ok
[INFO] [stdout] test stack::iterator::tests::let_gen_using_into_iter ... ok
[INFO] [stdout] test rc::tests::simple_closure ... ok
[INFO] [stdout] test sync::iterator::tests::for_loop ... ok
[INFO] [stdout] test stack::tests::test_gen_drop ... ok
[INFO] [stdout] test sync::tests::async_resume ... ok
[INFO] [stdout] test sync::tests::function ... ok
[INFO] [stdout] test sync::tests::gen_is_movable ... ok
[INFO] [stdout] test sync::tests::simple_closure ... ok
[INFO] [stdout] test stack::tests::function ... ok
[INFO] [stdout] test stack::tests::resume_args ... ok
[INFO] [stdout] test rc::tests::gen_is_movable ... ok
[INFO] [stdout] test rc::tests::resume_args ... ok
[INFO] [stdout] test sync::tests::resume_args ... ok
[INFO] [stdout] test rc::tests::function ... ok
[INFO] [stdout] test stack::tests::forbidden_await_helpful_message ... ok
[INFO] [stdout] test stack::tests::multiple_yield_helpful_message ... ok
[INFO] [stdout] test sync::tests::escaped_co_helpful_message ... ok
[INFO] [stdout] test sync::tests::multiple_yield_helpful_message ... ok
[INFO] [stdout] test sync::tests::forbidden_await_helpful_message ... ok
[INFO] [stdout] test rc::tests::forbidden_await_helpful_message ... ok
[INFO] [stdout] test stack::tests::escaped_co_helpful_message ... ok
[INFO] [stdout] test rc::tests::escaped_co_helpful_message ... ok
[INFO] [stdout] test rc::tests::multiple_yield_helpful_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests genawaiter
[INFO] [stdout] 
[INFO] [stdout] running 66 tests
[INFO] [stdout] test src/lib.rs - (line 231) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 196) ... ok
[INFO] [stdout] test src/lib.rs - (line 73) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 234) ... ignored
[INFO] [stdout] test src/lib.rs - (line 181) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 179) ... ok
[INFO] [stdout] test src/lib.rs - (line 125) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 160) ... ok
[INFO] [stdout] test src/lib.rs - (line 160) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 136) ... ok
[INFO] [stdout] test src/lib.rs - (line 142) ... ok
[INFO] [stdout] test src/lib.rs - (line 207) ... ok
[INFO] [stdout] test src/lib.rs - rc_producer (line 328) ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] test src/lib.rs - (line 94) ... ok
[INFO] [stdout] test src/lib.rs - sync_producer (line 304) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 110) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 37) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 203) ... ignored
[INFO] [stdout] test src/rc/mod.rs - rc (line 22) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 216) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 77) ... ok
[INFO] [stdout] test src/stack/macros.rs - stack::macros::doctests::generator_cannot_escape (line 69) ... ok
[INFO] [stdout] test src/stack/generator.rs - stack::generator::Gen::new (line 80) ... ok
[INFO] [stdout] test src/stack/macros.rs - stack::macros::doctests::generator_cannot_escape_baseline (line 85) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 264) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 248) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 122) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 7) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 53) ... ok
[INFO] [stdout] test src/rc/mod.rs - rc (line 95) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack::let_gen (line 261) ... ignored
[INFO] [stdout] test src/stack/mod.rs - stack::let_gen_using (line 286) ... ignored
[INFO] [stdout] test src/stack/mod.rs - stack::let_gen_using (line 302) ... ignored
[INFO] [stdout] test src/stack/mod.rs - stack (line 63) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 217) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack::doc_compile_fail::with_args_compile_fail (line 512) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack::doctests::co_is_not_static (line 482) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 146) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 165) ... ok
[INFO] [stdout] test src/sync/boxed.rs - sync::boxed::GenBoxed<Y, R, C>::new_boxed (line 21) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 96) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack::doctests::co_is_not_static_baseline (line 495) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack::doc_compile_fail::with_args_compile_fail_baseline (line 526) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 266) ... ignored
[INFO] [stdout] test src/stack/mod.rs - stack (line 185) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 22) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 233) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 39) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 7) ... ok
[INFO] [stdout] test src/stack/mod.rs - stack (line 81) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 109) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 127) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 142) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 192) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 168) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 22) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 280) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 211) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 228) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 85) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 61) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 296) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 7) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 248) ... ok
[INFO] [stdout] test src/sync/mod.rs - sync (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 60 passed; 0 failed; 6 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc28c8b2b9ae1d23182ab51399feadd9275dde1ba56f34464a9abc4e6cca3cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc28c8b2b9ae1d23182ab51399feadd9275dde1ba56f34464a9abc4e6cca3cc3", kill_on_drop: false }`
[INFO] [stdout] dc28c8b2b9ae1d23182ab51399feadd9275dde1ba56f34464a9abc4e6cca3cc3