[INFO] fetching crate atomic_ref 0.2.0...
[INFO] testing atomic_ref-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate atomic_ref 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate atomic_ref 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atomic_ref 0.2.0
[INFO] finished tweaking crates.io crate atomic_ref 0.2.0
[INFO] tweaked toml for crates.io crate atomic_ref 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed693df6e9878804d31a765b87a6463ddefe8e624b8ead6b0d90797e73decc69
[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" "ed693df6e9878804d31a765b87a6463ddefe8e624b8ead6b0d90797e73decc69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed693df6e9878804d31a765b87a6463ddefe8e624b8ead6b0d90797e73decc69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed693df6e9878804d31a765b87a6463ddefe8e624b8ead6b0d90797e73decc69", kill_on_drop: false }`
[INFO] [stdout] ed693df6e9878804d31a765b87a6463ddefe8e624b8ead6b0d90797e73decc69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a5bef8c80045010d0aebbd8f5005439a6bcdfd825926e483e630d86093481a5
[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" "3a5bef8c80045010d0aebbd8f5005439a6bcdfd825926e483e630d86093481a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic_ref v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "3a5bef8c80045010d0aebbd8f5005439a6bcdfd825926e483e630d86093481a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a5bef8c80045010d0aebbd8f5005439a6bcdfd825926e483e630d86093481a5", kill_on_drop: false }`
[INFO] [stdout] 3a5bef8c80045010d0aebbd8f5005439a6bcdfd825926e483e630d86093481a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 349c11c02feecc43e42a00f8bcf2d4cb0322001e28b5093ed23bbe3f729d4842
[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" "349c11c02feecc43e42a00f8bcf2d4cb0322001e28b5093ed23bbe3f729d4842", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic_ref v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "349c11c02feecc43e42a00f8bcf2d4cb0322001e28b5093ed23bbe3f729d4842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "349c11c02feecc43e42a00f8bcf2d4cb0322001e28b5093ed23bbe3f729d4842", kill_on_drop: false }`
[INFO] [stdout] 349c11c02feecc43e42a00f8bcf2d4cb0322001e28b5093ed23bbe3f729d4842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66220e778629187d1d7d24a2f534ae0688a0d197250ae24a1da9cd42cd945489
[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" "66220e778629187d1d7d24a2f534ae0688a0d197250ae24a1da9cd42cd945489", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic_ref-6a4d24e83dd6bd81
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests atomic_ref
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - AtomicRef::compare_exchange_weak (line 330) ... ok
[INFO] [stdout] test src/lib.rs - AtomicRef::get_mut (line 128) ... ok
[INFO] [stdout] test src/lib.rs - AtomicRef::new (line 108) ... ok
[INFO] [stdout] test src/lib.rs - AtomicRef::compare_exchange (line 286) ... ok
[INFO] [stdout] test src/lib.rs - AtomicRef::store (line 195) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - AtomicRef::load (line 172) ... ok
[INFO] [stdout] test src/lib.rs - AtomicRef::into_inner (line 152) ... ok
[INFO] [stdout] test src/lib.rs - AtomicRef::compare_and_swap (line 243) ... ok
[INFO] [stdout] test src/lib.rs - AtomicRef::swap (line 214) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66220e778629187d1d7d24a2f534ae0688a0d197250ae24a1da9cd42cd945489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66220e778629187d1d7d24a2f534ae0688a0d197250ae24a1da9cd42cd945489", kill_on_drop: false }`
[INFO] [stdout] 66220e778629187d1d7d24a2f534ae0688a0d197250ae24a1da9cd42cd945489