[INFO] updating cached repository https://github.com/eignnx/m-o
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9da13d51a263f80b0f6b76bfd96778f39cc6a420
[INFO] testing eignnx/m-o against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feignnx%2Fm-o" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eignnx/m-o on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/eignnx/m-o
[INFO] finished tweaking git repo https://github.com/eignnx/m-o
[INFO] tweaked toml for git repo https://github.com/eignnx/m-o written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/eignnx/m-o already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 77ef390b2212c7b996b13ac43da8085a69e86fa290387286d09e53db349eb0d5
[INFO] running `"docker" "start" "-a" "77ef390b2212c7b996b13ac43da8085a69e86fa290387286d09e53db349eb0d5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling typed-arena v1.5.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling pretty v0.6.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.1
[INFO] [stderr]    Compiling structopt v0.3.1
[INFO] [stderr]    Compiling m-o v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.15s
[INFO] running `"docker" "inspect" "77ef390b2212c7b996b13ac43da8085a69e86fa290387286d09e53db349eb0d5"`
[INFO] running `"docker" "rm" "-f" "77ef390b2212c7b996b13ac43da8085a69e86fa290387286d09e53db349eb0d5"`
[INFO] [stdout] 77ef390b2212c7b996b13ac43da8085a69e86fa290387286d09e53db349eb0d5
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9ecec4ad920e9c4c86a44dd6af5dc50e8994f838415adab1ba4f069dce6dcfee
[INFO] running `"docker" "start" "-a" "9ecec4ad920e9c4c86a44dd6af5dc50e8994f838415adab1ba4f069dce6dcfee"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling m-o v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `"docker" "inspect" "9ecec4ad920e9c4c86a44dd6af5dc50e8994f838415adab1ba4f069dce6dcfee"`
[INFO] running `"docker" "rm" "-f" "9ecec4ad920e9c4c86a44dd6af5dc50e8994f838415adab1ba4f069dce6dcfee"`
[INFO] [stdout] 9ecec4ad920e9c4c86a44dd6af5dc50e8994f838415adab1ba4f069dce6dcfee
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b2a9dce439d5335a58c06907bf031f178a52a22d84be33af3fcd8bb0df90b51a
[INFO] running `"docker" "start" "-a" "b2a9dce439d5335a58c06907bf031f178a52a22d84be33af3fcd8bb0df90b51a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/m_o-b4f7896407977952
[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] [stderr]      Running /opt/rustwide/target/debug/deps/m_o-746410917a2b0392
[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] [stderr]      Running /opt/rustwide/target/debug/deps/parsing_tests-ed993bae61021e87
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test test_list ... ok
[INFO] [stdout] test test_quotes_inside_quotes ... ok
[INFO] [stdout] test test_float_vs_int_precedence ... ok
[INFO] [stdout] test test_set ... ok
[INFO] [stdout] test test_bool ... ok
[INFO] [stdout] test test_tuple ... ok
[INFO] [stdout] test test_constructor ... ok
[INFO] [stdout] test test_big_value ... ok
[INFO] [stdout] test test_int ... ok
[INFO] [stdout] test test_symbol ... ok
[INFO] [stdout] test test_symbol_with_dot ... ok
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_str ... ok
[INFO] [stdout] test test_str_escaping ... ok
[INFO] [stdout] test test_empty_dict_value ... ok
[INFO] [stdout] test test_empty_set ... ok
[INFO] [stdout] test test_mixed_args_and_kwargs_constructor ... ok
[INFO] [stdout] test test_dict ... ok
[INFO] [stdout] test test_datetime_constructor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pretty_printing_tests-94bf3e1f960f5f15
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_simple_value_to_string ... ok
[INFO] [stdout] test test_nested_dicts_to_string ... ok
[INFO] [stdout] test test_deep_nesting_to_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests m-o
[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 `"docker" "inspect" "b2a9dce439d5335a58c06907bf031f178a52a22d84be33af3fcd8bb0df90b51a"`
[INFO] running `"docker" "rm" "-f" "b2a9dce439d5335a58c06907bf031f178a52a22d84be33af3fcd8bb0df90b51a"`
[INFO] [stdout] b2a9dce439d5335a58c06907bf031f178a52a22d84be33af3fcd8bb0df90b51a