[INFO] fetching crate variant_access 0.1.1...
[INFO] testing variant_access-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate variant_access 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate variant_access 0.1.1 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 variant_access 0.1.1
[INFO] finished tweaking crates.io crate variant_access 0.1.1
[INFO] tweaked toml for crates.io crate variant_access 0.1.1 written to /workspace/builds/worker-6/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded variant_access_derive v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7fe4b8d55f7af52de55f07c3f7c79312eef5a1d4a11afb5a643d830de4148d61
[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" "7fe4b8d55f7af52de55f07c3f7c79312eef5a1d4a11afb5a643d830de4148d61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fe4b8d55f7af52de55f07c3f7c79312eef5a1d4a11afb5a643d830de4148d61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe4b8d55f7af52de55f07c3f7c79312eef5a1d4a11afb5a643d830de4148d61", kill_on_drop: false }`
[INFO] [stdout] 7fe4b8d55f7af52de55f07c3f7c79312eef5a1d4a11afb5a643d830de4148d61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 2cdd754f4354170f311b5d4b6477bd8ef0280d1ef61d72bbeaa4129e52ea3dc4
[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" "2cdd754f4354170f311b5d4b6477bd8ef0280d1ef61d72bbeaa4129e52ea3dc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling variant_access_traits v0.1.1
[INFO] [stderr]    Compiling variant_access_derive v0.1.1
[INFO] [stderr]    Compiling variant_access v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "2cdd754f4354170f311b5d4b6477bd8ef0280d1ef61d72bbeaa4129e52ea3dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cdd754f4354170f311b5d4b6477bd8ef0280d1ef61d72bbeaa4129e52ea3dc4", kill_on_drop: false }`
[INFO] [stdout] 2cdd754f4354170f311b5d4b6477bd8ef0280d1ef61d72bbeaa4129e52ea3dc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5d1bf36730ede9c8dfe658a254d852698638d0aa76f091f4c6d71e175c1e25d0
[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" "5d1bf36730ede9c8dfe658a254d852698638d0aa76f091f4c6d71e175c1e25d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling variant_access v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "5d1bf36730ede9c8dfe658a254d852698638d0aa76f091f4c6d71e175c1e25d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d1bf36730ede9c8dfe658a254d852698638d0aa76f091f4c6d71e175c1e25d0", kill_on_drop: false }`
[INFO] [stdout] 5d1bf36730ede9c8dfe658a254d852698638d0aa76f091f4c6d71e175c1e25d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ff92df9ec1b0f93f710fd63f6c3573cc901db6a71135967abae9f2533bdad3f7
[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" "ff92df9ec1b0f93f710fd63f6c3573cc901db6a71135967abae9f2533bdad3f7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/variant_access-6129ace5139d220d
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-07ea018ad643df78
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_get_variant ... ok
[INFO] [stdout] test test_contains_variant_error ... ok
[INFO] [stdout] test test_get_variant_mut ... ok
[INFO] [stdout] test test_contains_variant ... ok
[INFO] [stdout] test test_has_variant ... ok
[INFO] [stdout] test test_set_variant ... ok
[INFO] [stdout] test test_set_variant_ambiguous ... ok
[INFO] [stdout] test test_get_variant_error_from_wrong_variant ... ok
[INFO] [stdout] test test_get_variant_mut_error_from_wrong_variant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests variant_access
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ff92df9ec1b0f93f710fd63f6c3573cc901db6a71135967abae9f2533bdad3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff92df9ec1b0f93f710fd63f6c3573cc901db6a71135967abae9f2533bdad3f7", kill_on_drop: false }`
[INFO] [stdout] ff92df9ec1b0f93f710fd63f6c3573cc901db6a71135967abae9f2533bdad3f7