[INFO] fetching crate mail-test-account 0.1.1...
[INFO] testing mail-test-account-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate mail-test-account 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mail-test-account 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mail-test-account 0.1.1
[INFO] finished tweaking crates.io crate mail-test-account 0.1.1
[INFO] tweaked toml for crates.io crate mail-test-account 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 242329ce09690ad5b887f35a476cfc9a6a82aaa97daabc56965d22090b50080b
[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" "242329ce09690ad5b887f35a476cfc9a6a82aaa97daabc56965d22090b50080b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "242329ce09690ad5b887f35a476cfc9a6a82aaa97daabc56965d22090b50080b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "242329ce09690ad5b887f35a476cfc9a6a82aaa97daabc56965d22090b50080b", kill_on_drop: false }`
[INFO] [stdout] 242329ce09690ad5b887f35a476cfc9a6a82aaa97daabc56965d22090b50080b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53f374f8d60f162ceb9444f03b640f03b0cc2f459c4aebf98a94eadfa2fdaa81
[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" "53f374f8d60f162ceb9444f03b640f03b0cc2f459c4aebf98a94eadfa2fdaa81", kill_on_drop: false }`
[INFO] [stderr]    Compiling mail-test-account v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.73s
[INFO] running `Command { std: "docker" "inspect" "53f374f8d60f162ceb9444f03b640f03b0cc2f459c4aebf98a94eadfa2fdaa81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f374f8d60f162ceb9444f03b640f03b0cc2f459c4aebf98a94eadfa2fdaa81", kill_on_drop: false }`
[INFO] [stdout] 53f374f8d60f162ceb9444f03b640f03b0cc2f459c4aebf98a94eadfa2fdaa81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b83bfa3a6409812a4c403f91d19f1285c19fe1bdbc0f13c32679fb5c459b23fa
[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" "b83bfa3a6409812a4c403f91d19f1285c19fe1bdbc0f13c32679fb5c459b23fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling mail-test-account v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.98s
[INFO] running `Command { std: "docker" "inspect" "b83bfa3a6409812a4c403f91d19f1285c19fe1bdbc0f13c32679fb5c459b23fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b83bfa3a6409812a4c403f91d19f1285c19fe1bdbc0f13c32679fb5c459b23fa", kill_on_drop: false }`
[INFO] [stdout] b83bfa3a6409812a4c403f91d19f1285c19fe1bdbc0f13c32679fb5c459b23fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6cb40e9ea5e540118661db134cd4b476f66c5014a514fec9cb52f9db61f08199
[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" "6cb40e9ea5e540118661db134cd4b476f66c5014a514fec9cb52f9db61f08199", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mail_test_account-e8927b67747f23e8)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test load_store_account::tests::tag_is_valid::allow_hyphon_and_underline ... ok
[INFO] [stdout] test new_account::tests::EtherealAccountResponse::deserialize_normal_response ... ok
[INFO] [stdout] test new_account::tests::EtherealAccountResponse::deserialize_error ... ok
[INFO] [stdout] test load_store_account::tests::tag_is_valid::min_tag_len_1 ... ok
[INFO] [stdout] test load_store_account::tests::tag_is_valid::rejects_slash_and_backslash ... ok
[INFO] [stdout] test load_store_account::tests::tag_is_valid::rejects_space ... ok
[INFO] [stderr]    Doc-tests mail-test-account
[INFO] [stdout] test new_account::tests::EtherealAccountResponse::deserialize_complex_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "6cb40e9ea5e540118661db134cd4b476f66c5014a514fec9cb52f9db61f08199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb40e9ea5e540118661db134cd4b476f66c5014a514fec9cb52f9db61f08199", kill_on_drop: false }`
[INFO] [stdout] 6cb40e9ea5e540118661db134cd4b476f66c5014a514fec9cb52f9db61f08199