[INFO] fetching crate memora 0.4.3...
[INFO] testing memora-0.4.3 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate memora 0.4.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate memora 0.4.3 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 memora 0.4.3
[INFO] finished tweaking crates.io crate memora 0.4.3
[INFO] tweaked toml for crates.io crate memora 0.4.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate memora 0.4.3 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-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" "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] a68bfee599be3745a5c820f8f928e18940f4b79c6657507b6234abf952fb03ca
[INFO] running `"docker" "start" "-a" "a68bfee599be3745a5c820f8f928e18940f4b79c6657507b6234abf952fb03ca"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling tuple-transpose v0.1.0
[INFO] [stderr]    Compiling file-lock v1.1.20
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling mktemp v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling memora v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.51s
[INFO] running `"docker" "inspect" "a68bfee599be3745a5c820f8f928e18940f4b79c6657507b6234abf952fb03ca"`
[INFO] running `"docker" "rm" "-f" "a68bfee599be3745a5c820f8f928e18940f4b79c6657507b6234abf952fb03ca"`
[INFO] [stdout] a68bfee599be3745a5c820f8f928e18940f4b79c6657507b6234abf952fb03ca
[INFO] running `"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" "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] [stdout] dc11c1de702950f8312808b78a8bb7e9b493d0d4050a6de211b9f0034fbba82e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "dc11c1de702950f8312808b78a8bb7e9b493d0d4050a6de211b9f0034fbba82e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling file_diff v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling memora v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.38s
[INFO] running `"docker" "inspect" "dc11c1de702950f8312808b78a8bb7e9b493d0d4050a6de211b9f0034fbba82e"`
[INFO] running `"docker" "rm" "-f" "dc11c1de702950f8312808b78a8bb7e9b493d0d4050a6de211b9f0034fbba82e"`
[INFO] [stdout] dc11c1de702950f8312808b78a8bb7e9b493d0d4050a6de211b9f0034fbba82e
[INFO] running `"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" "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] [stdout] 9dd2791bff585153348ce9987f197029d73c0b4e6e444d6bc9690c8b91f4240b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9dd2791bff585153348ce9987f197029d73c0b4e6e444d6bc9690c8b91f4240b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/memora-4e1f7b250c10d1a0
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test fs::tests::copy_symlink_to_nonexisting_target ... ok
[INFO] [stdout] test git::tests::last_commit_on_existing_path_with_no_commit ... ok
[INFO] [stdout] test fs::tests::copy_symlink_to_existing_target ... ok
[INFO] [stdout] test fs::tests::copy_file_new_subdir ... ok
[INFO] [stdout] test git::tests::youngest_object_no_commit ... ok
[INFO] [stdout] test fs::tests::copy_dir ... ok
[INFO] [stdout] test fs::tests::copy_file_new ... ok
[INFO] [stdout] test fs::tests::copy_file_existing ... ok
[INFO] [stdout] test git::tests::last_commit_on_nonexistent_path ... ok
[INFO] [stdout] test git::tests::last_commit_on_existing_path_with_two_commits ... ok
[INFO] [stdout] test git::tests::last_commit_on_existing_path_with_single_commit ... ok
[INFO] [stdout] test git::tests::partial_cmp_incomparable_objects ... ok
[INFO] [stdout] test git::tests::youngest_object_single_commit ... ok
[INFO] [stdout] test git::tests::partial_cmp_identical_objects ... ok
[INFO] [stdout] test git::tests::descendants_on_current_branch ... ok
[INFO] [stdout] test git::tests::partial_cmp_different_objects ... ok
[INFO] [stdout] test git::tests::youngest_object_two_identical_commits ... ok
[INFO] [stdout] test git::tests::youngest_object_two_different_commits ... ok
[INFO] [stdout] test git::tests::youngest_object_two_incomparable_commits ... ok
[INFO] [stdout] test git::tests::oldest_common_descendant_on_current_branch_with_merge ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/memora-34e8a55a5c80fa4c
[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]    Doc-tests memora
[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" "9dd2791bff585153348ce9987f197029d73c0b4e6e444d6bc9690c8b91f4240b"`
[INFO] running `"docker" "rm" "-f" "9dd2791bff585153348ce9987f197029d73c0b4e6e444d6bc9690c8b91f4240b"`
[INFO] [stdout] 9dd2791bff585153348ce9987f197029d73c0b4e6e444d6bc9690c8b91f4240b