[INFO] fetching crate switchyard 0.1.1...
[INFO] testing switchyard-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate switchyard 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate switchyard 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate switchyard 0.1.1
[INFO] finished tweaking crates.io crate switchyard 0.1.1
[INFO] tweaked toml for crates.io crate switchyard 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flume v0.9.2
[INFO] [stderr]   Downloaded spinning_top v0.2.2
[INFO] [stderr]   Downloaded nanorand v0.4.4
[INFO] [stderr]   Downloaded affinity v0.1.1
[INFO] [stderr]   Downloaded priority-queue v1.0.5
[INFO] [stderr]   Downloaded slotmap v0.4.0
[INFO] [stderr]   Downloaded futures-intrusive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34f87d9169fe186e8bbd4f013e4914d37915c14466a8d68b2a2f3dcea04067e2
[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" "34f87d9169fe186e8bbd4f013e4914d37915c14466a8d68b2a2f3dcea04067e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34f87d9169fe186e8bbd4f013e4914d37915c14466a8d68b2a2f3dcea04067e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34f87d9169fe186e8bbd4f013e4914d37915c14466a8d68b2a2f3dcea04067e2", kill_on_drop: false }`
[INFO] [stdout] 34f87d9169fe186e8bbd4f013e4914d37915c14466a8d68b2a2f3dcea04067e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4f008947b26727ac57b3646e7c1928b749b0fa5904af6741466662eaf07eca3
[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" "f4f008947b26727ac57b3646e7c1928b749b0fa5904af6741466662eaf07eca3", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling slotmap v0.4.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling priority-queue v1.0.5
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling futures-intrusive v0.4.0
[INFO] [stderr]    Compiling affinity v0.1.1
[INFO] [stderr]    Compiling switchyard v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.94s
[INFO] running `Command { std: "docker" "inspect" "f4f008947b26727ac57b3646e7c1928b749b0fa5904af6741466662eaf07eca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f008947b26727ac57b3646e7c1928b749b0fa5904af6741466662eaf07eca3", kill_on_drop: false }`
[INFO] [stdout] f4f008947b26727ac57b3646e7c1928b749b0fa5904af6741466662eaf07eca3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f10adc01e8880def998506e54e48763d1a37da155e0a5a007c9fde8a2706f11d
[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" "f10adc01e8880def998506e54e48763d1a37da155e0a5a007c9fde8a2706f11d", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling spinning_top v0.2.2
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling nanorand v0.4.4
[INFO] [stderr]    Compiling flume v0.9.2
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling switchyard v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 53.03s
[INFO] running `Command { std: "docker" "inspect" "f10adc01e8880def998506e54e48763d1a37da155e0a5a007c9fde8a2706f11d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10adc01e8880def998506e54e48763d1a37da155e0a5a007c9fde8a2706f11d", kill_on_drop: false }`
[INFO] [stdout] f10adc01e8880def998506e54e48763d1a37da155e0a5a007c9fde8a2706f11d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb0f99fdc96a53931e597f02d210879406d27de0be8372bbc77dce0775ee6ee6
[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" "cb0f99fdc96a53931e597f02d210879406d27de0be8372bbc77dce0775ee6ee6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.27s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/switchyard-abebf6cd9f484a0a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/interface-9863325cebc33870
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test too_few_pools ... ok
[INFO] [stdout] test too_many_pools ... ok
[INFO] [stdout] test insane_affinity ... ok
[INFO] [stdout] test spawn_finished ... ok
[INFO] [stdout] test invalid_pool_spawn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/panic-8830403c89286753
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test panicking_future ... ok
[INFO] [stdout] test panicking_local_future ... ok
[INFO] [stdout] test continue_from_panicking_future ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple-d2c7ff8a1679b52a
[INFO] [stdout] test panicking_function ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test single_local_task ... ok
[INFO] [stdout] test single_waiting_task ... ok
[INFO] [stdout] test wait_for_idle_stalled ... ok
[INFO] [stdout] test single_task ... ok
[INFO] [stdout] test access_per_thread_data ... ok
[INFO] [stdout] test multi_tasks ... ok
[INFO] [stdout] test single_local_waiting_task ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/threads-22382e2b94a7b186
[INFO] [stdout] test wait_for_idle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ub-cf11a185191d4251
[INFO] [stdout] test ten_thousand ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test held_waker ... ok
[INFO] [stdout] test immediate_wake ... ok
[INFO] [stderr]    Doc-tests switchyard
[INFO] [stdout] test held_thread_local_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/lib.rs - Switchyard<TD>::spawn (line 386) ... ok
[INFO] [stdout] test src/lib.rs - Switchyard<TD>::spawn_local (line 450) ... ok
[INFO] [stdout] test src/lib.rs - Switchyard<TD>::access_per_thread_data (line 568) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.87s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cb0f99fdc96a53931e597f02d210879406d27de0be8372bbc77dce0775ee6ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb0f99fdc96a53931e597f02d210879406d27de0be8372bbc77dce0775ee6ee6", kill_on_drop: false }`
[INFO] [stdout] cb0f99fdc96a53931e597f02d210879406d27de0be8372bbc77dce0775ee6ee6