[INFO] fetching crate variant_access 0.1.1...
[INFO] testing variant_access-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate variant_access 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate variant_access 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 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-7/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 39669ddd6f31ab9f3e293fee2a09f16ad6d05d1d30bf2becb970f783c8a36304
[INFO] running `Command { std: "docker" "start" "-a" "39669ddd6f31ab9f3e293fee2a09f16ad6d05d1d30bf2becb970f783c8a36304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39669ddd6f31ab9f3e293fee2a09f16ad6d05d1d30bf2becb970f783c8a36304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39669ddd6f31ab9f3e293fee2a09f16ad6d05d1d30bf2becb970f783c8a36304", kill_on_drop: false }`
[INFO] [stdout] 39669ddd6f31ab9f3e293fee2a09f16ad6d05d1d30bf2becb970f783c8a36304
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5316a35844e593a54ac47224cb85ea5868a49d054dbf6704617a5387b8221aa0
[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" "5316a35844e593a54ac47224cb85ea5868a49d054dbf6704617a5387b8221aa0", kill_on_drop: false }`
[INFO] [stderr]    Compiling variant_access_traits v0.1.1
[INFO] [stderr]    Compiling syn v1.0.57
[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 6.36s
[INFO] running `Command { std: "docker" "inspect" "5316a35844e593a54ac47224cb85ea5868a49d054dbf6704617a5387b8221aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5316a35844e593a54ac47224cb85ea5868a49d054dbf6704617a5387b8221aa0", kill_on_drop: false }`
[INFO] [stdout] 5316a35844e593a54ac47224cb85ea5868a49d054dbf6704617a5387b8221aa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a67953137f756b2919e1389f66fbd3c2d8a5d16cfb8142f8d10ecbc4e87156b0
[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" "a67953137f756b2919e1389f66fbd3c2d8a5d16cfb8142f8d10ecbc4e87156b0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling variant_access v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "a67953137f756b2919e1389f66fbd3c2d8a5d16cfb8142f8d10ecbc4e87156b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67953137f756b2919e1389f66fbd3c2d8a5d16cfb8142f8d10ecbc4e87156b0", kill_on_drop: false }`
[INFO] [stdout] a67953137f756b2919e1389f66fbd3c2d8a5d16cfb8142f8d10ecbc4e87156b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 389508e487306d496cdbd5d205ccb57e0aac988c1d622f696f903b9386a9b718
[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" "389508e487306d496cdbd5d205ccb57e0aac988c1d622f696f903b9386a9b718", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/variant_access-945b6898ebe2b6dc
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-71a8983647d8e3cc
[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] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_get_variant ... ok
[INFO] [stdout] test test_contains_variant ... ok
[INFO] [stdout] test test_get_variant_mut ... ok
[INFO] [stdout] test test_contains_variant_error ... 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_mut_error_from_wrong_variant ... ok
[INFO] [stdout] test test_get_variant_error_from_wrong_variant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "389508e487306d496cdbd5d205ccb57e0aac988c1d622f696f903b9386a9b718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "389508e487306d496cdbd5d205ccb57e0aac988c1d622f696f903b9386a9b718", kill_on_drop: false }`
[INFO] [stdout] 389508e487306d496cdbd5d205ccb57e0aac988c1d622f696f903b9386a9b718