[INFO] updating cached repository https://github.com/safrannn/leetcode_rust
[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] 539d99724f9fb3ca55107dcafd711760bd0734d7
[INFO] testing safrannn/leetcode_rust against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsafrannn%2Fleetcode_rust" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/safrannn/leetcode_rust 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/safrannn/leetcode_rust
[INFO] finished tweaking git repo https://github.com/safrannn/leetcode_rust
[INFO] tweaked toml for git repo https://github.com/safrannn/leetcode_rust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/safrannn/leetcode_rust 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 4a0fcd0823743fb9b8949e7e628df2e26416350cc1d0cbe615913a27d2d3cb03
[INFO] running `"docker" "start" "-a" "4a0fcd0823743fb9b8949e7e628df2e26416350cc1d0cbe615913a27d2d3cb03"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling util v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling leetcode_test v0.1.1
[INFO] [stderr]    Compiling leetcode_prelude v0.2.2
[INFO] [stderr]    Compiling leetcode_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `"docker" "inspect" "4a0fcd0823743fb9b8949e7e628df2e26416350cc1d0cbe615913a27d2d3cb03"`
[INFO] running `"docker" "rm" "-f" "4a0fcd0823743fb9b8949e7e628df2e26416350cc1d0cbe615913a27d2d3cb03"`
[INFO] [stdout] 4a0fcd0823743fb9b8949e7e628df2e26416350cc1d0cbe615913a27d2d3cb03
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 10b150397d2dc06b7cb23ed42b67da4c7f28c99247e32bbd4ef1f158c21cb14f
[INFO] running `"docker" "start" "-a" "10b150397d2dc06b7cb23ed42b67da4c7f28c99247e32bbd4ef1f158c21cb14f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling leetcode_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `"docker" "inspect" "10b150397d2dc06b7cb23ed42b67da4c7f28c99247e32bbd4ef1f158c21cb14f"`
[INFO] running `"docker" "rm" "-f" "10b150397d2dc06b7cb23ed42b67da4c7f28c99247e32bbd4ef1f158c21cb14f"`
[INFO] [stdout] 10b150397d2dc06b7cb23ed42b67da4c7f28c99247e32bbd4ef1f158c21cb14f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] e239b8a22ec7e8f635e6e18010c94f25908bae5f53898e80b599b6e746554926
[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" "e239b8a22ec7e8f635e6e18010c94f25908bae5f53898e80b599b6e746554926"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leetcode_rust-4225bf4ea710783e
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test _0020_valid_parentheses::test ... ok
[INFO] [stdout] test _1281_subtract_the_product_and_sum_of_digits_of_an_integer::test ... ok
[INFO] [stdout] test _0021_merge_two_sorted_lists::test ... ok
[INFO] [stdout] test _0001_two_sum::test ... ok
[INFO] [stdout] test _1299_replace_elements_with_greatest_element_on_right_side::test ... ok
[INFO] [stdout] test _1304_find_n_unique_integers_sum_up_to_zero::test ... ok
[INFO] [stdout] test _1287_element_appearing_more_than_25_in_sorted_array::test ... ok
[INFO] [stdout] test _1290_convert_binary_number_in_a_linked_list_to_integer::test ... ok
[INFO] [stdout] test _0202_happy_number::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leetcode_rust
[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" "e239b8a22ec7e8f635e6e18010c94f25908bae5f53898e80b599b6e746554926"`
[INFO] running `"docker" "rm" "-f" "e239b8a22ec7e8f635e6e18010c94f25908bae5f53898e80b599b6e746554926"`
[INFO] [stdout] e239b8a22ec7e8f635e6e18010c94f25908bae5f53898e80b599b6e746554926