[INFO] fetching crate id-set 0.2.2...
[INFO] testing id-set-0.2.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate id-set 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate id-set 0.2.2 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 id-set 0.2.2
[INFO] finished tweaking crates.io crate id-set 0.2.2
[INFO] tweaked toml for crates.io crate id-set 0.2.2 written to /workspace/builds/worker-2/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] 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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 67201c3026b5e56bcb2f3fd446de29e25bf122bb10f52617e7b8a9ccc793c01b
[INFO] running `Command { std: "docker" "start" "-a" "67201c3026b5e56bcb2f3fd446de29e25bf122bb10f52617e7b8a9ccc793c01b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67201c3026b5e56bcb2f3fd446de29e25bf122bb10f52617e7b8a9ccc793c01b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67201c3026b5e56bcb2f3fd446de29e25bf122bb10f52617e7b8a9ccc793c01b", kill_on_drop: false }`
[INFO] [stdout] 67201c3026b5e56bcb2f3fd446de29e25bf122bb10f52617e7b8a9ccc793c01b
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50664fbc233ba8df8b7521f215a6cecebb558f88af9edf1a0de3f3550cf4af62
[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" "50664fbc233ba8df8b7521f215a6cecebb558f88af9edf1a0de3f3550cf4af62", kill_on_drop: false }`
[INFO] [stderr]    Compiling id-set v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "50664fbc233ba8df8b7521f215a6cecebb558f88af9edf1a0de3f3550cf4af62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50664fbc233ba8df8b7521f215a6cecebb558f88af9edf1a0de3f3550cf4af62", kill_on_drop: false }`
[INFO] [stdout] 50664fbc233ba8df8b7521f215a6cecebb558f88af9edf1a0de3f3550cf4af62
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b771783670cb2b8693c58b5771b16695b6bbc2477420d1ce7dbac0a070fb95ef
[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" "b771783670cb2b8693c58b5771b16695b6bbc2477420d1ce7dbac0a070fb95ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling id-set v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "b771783670cb2b8693c58b5771b16695b6bbc2477420d1ce7dbac0a070fb95ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b771783670cb2b8693c58b5771b16695b6bbc2477420d1ce7dbac0a070fb95ef", kill_on_drop: false }`
[INFO] [stdout] b771783670cb2b8693c58b5771b16695b6bbc2477420d1ce7dbac0a070fb95ef
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 715bea0061bff74918734f17320d3629c5c30785771c8820ad3e9e6050cac91a
[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" "715bea0061bff74918734f17320d3629c5c30785771c8820ad3e9e6050cac91a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/id_set-7af529d4928d81d2
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tests::block_iter_into_set ... ok
[INFO] [stdout] test tests::clone ... ok
[INFO] [stdout] test tests::eq ... ok
[INFO] [stdout] test tests::inplace_symmetric_difference ... ok
[INFO] [stdout] test tests::difference ... ok
[INFO] [stdout] test tests::from_bytes ... ok
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::union ... ok
[INFO] [stdout] test tests::subset ... ok
[INFO] [stdout] test tests::inplace_intersection ... ok
[INFO] [stdout] test tests::filled ... ok
[INFO] [stdout] test tests::inplace_difference ... ok
[INFO] [stdout] test store::size ... ok
[INFO] [stdout] test tests::inplace_union ... ok
[INFO] [stdout] test tests::intersection ... ok
[INFO] [stdout] test tests::is_disjoint ... ok
[INFO] [stdout] test tests::remove ... ok
[INFO] [stdout] test tests::symmetric_difference ... ok
[INFO] [stdout] test tests::retain ... ok
[INFO] [stdout] test tests::iterator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests id-set
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "715bea0061bff74918734f17320d3629c5c30785771c8820ad3e9e6050cac91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715bea0061bff74918734f17320d3629c5c30785771c8820ad3e9e6050cac91a", kill_on_drop: false }`
[INFO] [stdout] 715bea0061bff74918734f17320d3629c5c30785771c8820ad3e9e6050cac91a