[INFO] crate m-o 1.0.0 is already in cache
[INFO] testing m-o-1.0.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate m-o 1.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate m-o 1.0.0 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 crates.io crate m-o 1.0.0
[INFO] finished tweaking crates.io crate m-o 1.0.0
[INFO] tweaked toml for crates.io crate m-o 1.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate m-o 1.0.0 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] d09e2f748d469b88c9bb53f4da689548e22409a983140b7efed2b61c3fe1c77b
[INFO] running `"docker" "start" "-a" "d09e2f748d469b88c9bb53f4da689548e22409a983140b7efed2b61c3fe1c77b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling typed-arena v1.5.0
[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 termion v1.5.3
[INFO] [stderr]    Compiling pretty v0.6.0
[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 26.16s
[INFO] running `"docker" "inspect" "d09e2f748d469b88c9bb53f4da689548e22409a983140b7efed2b61c3fe1c77b"`
[INFO] running `"docker" "rm" "-f" "d09e2f748d469b88c9bb53f4da689548e22409a983140b7efed2b61c3fe1c77b"`
[INFO] [stdout] d09e2f748d469b88c9bb53f4da689548e22409a983140b7efed2b61c3fe1c77b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] f4c8b00a0bfb27e8c18d42582a4fc6c0ca960f0802b730486fbd744abbe9dd86
[INFO] running `"docker" "start" "-a" "f4c8b00a0bfb27e8c18d42582a4fc6c0ca960f0802b730486fbd744abbe9dd86"`
[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 3.38s
[INFO] running `"docker" "inspect" "f4c8b00a0bfb27e8c18d42582a4fc6c0ca960f0802b730486fbd744abbe9dd86"`
[INFO] running `"docker" "rm" "-f" "f4c8b00a0bfb27e8c18d42582a4fc6c0ca960f0802b730486fbd744abbe9dd86"`
[INFO] [stdout] f4c8b00a0bfb27e8c18d42582a4fc6c0ca960f0802b730486fbd744abbe9dd86
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 7a465c4da8327d5a7a99866d1c68620ec7c3c084c9f13c73492db0d2d9b18287
[INFO] running `"docker" "start" "-a" "7a465c4da8327d5a7a99866d1c68620ec7c3c084c9f13c73492db0d2d9b18287"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/m_o-b4f7896407977952
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/m_o-746410917a2b0392
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parsing_tests-ed993bae61021e87
[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 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 19 tests
[INFO] [stdout] test test_quotes_inside_quotes ... ok
[INFO] [stdout] test test_int ... ok
[INFO] [stdout] test test_empty_dict_value ... ok
[INFO] [stdout] test test_bool ... ok
[INFO] [stdout] test test_big_value ... ok
[INFO] [stdout] test test_list ... ok
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_dict ... ok
[INFO] [stdout] test test_float_vs_int_precedence ... ok
[INFO] [stdout] test test_empty_set ... ok
[INFO] [stdout] test test_constructor ... ok
[INFO] [stdout] test test_set ... ok
[INFO] [stdout] test test_mixed_args_and_kwargs_constructor ... ok
[INFO] [stdout] test test_datetime_constructor ... ok
[INFO] [stdout] test test_str ... ok
[INFO] [stdout] test test_str_escaping ... ok
[INFO] [stdout] test test_tuple ... ok
[INFO] [stdout] test test_symbol_with_dot ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pretty_printing_tests-94bf3e1f960f5f15
[INFO] [stdout] test test_symbol ... ok
[INFO] [stderr]    Doc-tests m-o
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_simple_value_to_string ... ok
[INFO] [stdout] test test_deep_nesting_to_string ... ok
[INFO] [stdout] test test_nested_dicts_to_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7a465c4da8327d5a7a99866d1c68620ec7c3c084c9f13c73492db0d2d9b18287"`
[INFO] running `"docker" "rm" "-f" "7a465c4da8327d5a7a99866d1c68620ec7c3c084c9f13c73492db0d2d9b18287"`
[INFO] [stdout] 7a465c4da8327d5a7a99866d1c68620ec7c3c084c9f13c73492db0d2d9b18287