[INFO] fetching crate serde_spaniel 0.1.0...
[INFO] testing serde_spaniel-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate serde_spaniel 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate serde_spaniel 0.1.0 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 serde_spaniel 0.1.0
[INFO] finished tweaking crates.io crate serde_spaniel 0.1.0
[INFO] tweaked toml for crates.io crate serde_spaniel 0.1.0 written to /workspace/builds/worker-0/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 rustyline v6.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88f2fc8d55a3e28e06667a7920afdfe191db32b5ed66eb8bcc09ef15678c015f
[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" "88f2fc8d55a3e28e06667a7920afdfe191db32b5ed66eb8bcc09ef15678c015f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88f2fc8d55a3e28e06667a7920afdfe191db32b5ed66eb8bcc09ef15678c015f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f2fc8d55a3e28e06667a7920afdfe191db32b5ed66eb8bcc09ef15678c015f", kill_on_drop: false }`
[INFO] [stdout] 88f2fc8d55a3e28e06667a7920afdfe191db32b5ed66eb8bcc09ef15678c015f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f777ec799b9e178ffe4a1fd3c0817d180464572a5f012c8b66268c369806e68c
[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" "f777ec799b9e178ffe4a1fd3c0817d180464572a5f012c8b66268c369806e68c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling dirs-next v1.0.2
[INFO] [stderr]    Compiling rustyline v6.3.0
[INFO] [stderr]    Compiling serde_spaniel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.33s
[INFO] running `Command { std: "docker" "inspect" "f777ec799b9e178ffe4a1fd3c0817d180464572a5f012c8b66268c369806e68c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f777ec799b9e178ffe4a1fd3c0817d180464572a5f012c8b66268c369806e68c", kill_on_drop: false }`
[INFO] [stdout] f777ec799b9e178ffe4a1fd3c0817d180464572a5f012c8b66268c369806e68c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] 1fdeac43942586fd347cba688f76359ebde3e62ae655fb7584885d3c729dc705
[INFO] running `Command { std: "docker" "start" "-a" "1fdeac43942586fd347cba688f76359ebde3e62ae655fb7584885d3c729dc705", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_spaniel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "1fdeac43942586fd347cba688f76359ebde3e62ae655fb7584885d3c729dc705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fdeac43942586fd347cba688f76359ebde3e62ae655fb7584885d3c729dc705", kill_on_drop: false }`
[INFO] [stdout] 1fdeac43942586fd347cba688f76359ebde3e62ae655fb7584885d3c729dc705
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d2c23db7571b7f7773afcc42d0f03cc27d3c3563bfbbc93f437ad3b095c25c9
[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" "4d2c23db7571b7f7773afcc42d0f03cc27d3c3563bfbbc93f437ad3b095c25c9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_spaniel-9037200ed88b9075
[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] [stderr]      Running /opt/rustwide/target/debug/deps/tests-17d782b8c2752d65
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test::de::bad_u32 ... ok
[INFO] [stdout] test test::de::struct_of_prims ... ok
[INFO] [stdout] test test::de::tuple_of_options ... ok
[INFO] [stdout] test test::de::tuple_of_units ... ok
[INFO] [stdout] test test::prompt::compact_request ... ok
[INFO] [stdout] test test::prompt::compact_scope ... ok
[INFO] [stdout] test test::de::bad_u32_interactive ... ok
[INFO] [stdout] test test::de::seq_of_seqs ... ok
[INFO] [stderr]    Doc-tests serde_spaniel
[INFO] [stdout] test test::de::map_of_enums_and_newtypes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "4d2c23db7571b7f7773afcc42d0f03cc27d3c3563bfbbc93f437ad3b095c25c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2c23db7571b7f7773afcc42d0f03cc27d3c3563bfbbc93f437ad3b095c25c9", kill_on_drop: false }`
[INFO] [stdout] 4d2c23db7571b7f7773afcc42d0f03cc27d3c3563bfbbc93f437ad3b095c25c9