[INFO] fetching crate all_variants 0.2.6...
[INFO] testing all_variants-0.2.6 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate all_variants 0.2.6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate all_variants 0.2.6 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 all_variants 0.2.6
[INFO] finished tweaking crates.io crate all_variants 0.2.6
[INFO] tweaked toml for crates.io crate all_variants 0.2.6 written to /workspace/builds/worker-8/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 every_variant v0.2.0
[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" "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] f54c6adca287b2352ca1d1e6d4f1c4ac681faef52660db10cd8740d0f06595e0
[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" "f54c6adca287b2352ca1d1e6d4f1c4ac681faef52660db10cd8740d0f06595e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f54c6adca287b2352ca1d1e6d4f1c4ac681faef52660db10cd8740d0f06595e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f54c6adca287b2352ca1d1e6d4f1c4ac681faef52660db10cd8740d0f06595e0", kill_on_drop: false }`
[INFO] [stdout] f54c6adca287b2352ca1d1e6d4f1c4ac681faef52660db10cd8740d0f06595e0
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9a48bd2d5cb6949fbd62d39ec191697a01779fdda1649ab5b2b4c1c6c269a814
[INFO] running `Command { std: "docker" "start" "-a" "9a48bd2d5cb6949fbd62d39ec191697a01779fdda1649ab5b2b4c1c6c269a814", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling every_variant v0.2.0
[INFO] [stderr]    Compiling all_variants v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.67s
[INFO] running `Command { std: "docker" "inspect" "9a48bd2d5cb6949fbd62d39ec191697a01779fdda1649ab5b2b4c1c6c269a814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a48bd2d5cb6949fbd62d39ec191697a01779fdda1649ab5b2b4c1c6c269a814", kill_on_drop: false }`
[INFO] [stdout] 9a48bd2d5cb6949fbd62d39ec191697a01779fdda1649ab5b2b4c1c6c269a814
[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" "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] 255a6e94f6f3cd0c29f11ff7b716a26fde58162c4fb5d4eab5bbee3429fb9481
[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" "255a6e94f6f3cd0c29f11ff7b716a26fde58162c4fb5d4eab5bbee3429fb9481", kill_on_drop: false }`
[INFO] [stderr]    Compiling all_variants v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "255a6e94f6f3cd0c29f11ff7b716a26fde58162c4fb5d4eab5bbee3429fb9481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255a6e94f6f3cd0c29f11ff7b716a26fde58162c4fb5d4eab5bbee3429fb9481", kill_on_drop: false }`
[INFO] [stdout] 255a6e94f6f3cd0c29f11ff7b716a26fde58162c4fb5d4eab5bbee3429fb9481
[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" "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] 5af4404b001830c044f4140074b212f87f18f769a5a23a18ac100b55fd6941c4
[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" "5af4404b001830c044f4140074b212f87f18f769a5a23a18ac100b55fd6941c4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/all_variants-beaab3ce5dda324e
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::unnamed1 ... ok
[INFO] [stdout] test tests::small_example ... ok
[INFO] [stdout] test tests::generic2 ... ok
[INFO] [stdout] test tests::generic1 ... ok
[INFO] [stdout] test tests::unnamed2 ... ok
[INFO] [stdout] test tests::opts_number ... ok
[INFO] [stdout] test tests::messages_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests all_variants
[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] running `Command { std: "docker" "inspect" "5af4404b001830c044f4140074b212f87f18f769a5a23a18ac100b55fd6941c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af4404b001830c044f4140074b212f87f18f769a5a23a18ac100b55fd6941c4", kill_on_drop: false }`
[INFO] [stdout] 5af4404b001830c044f4140074b212f87f18f769a5a23a18ac100b55fd6941c4