[INFO] cloning repository https://github.com/jstarry/ledger-stats
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jstarry/ledger-stats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjstarry%2Fledger-stats"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjstarry%2Fledger-stats'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2e0ccc930e4263c296770817bb00744b15bb1038
[INFO] testing jstarry/ledger-stats against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjstarry%2Fledger-stats" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jstarry/ledger-stats 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/jstarry/ledger-stats
[INFO] finished tweaking git repo https://github.com/jstarry/ledger-stats
[INFO] tweaked toml for git repo https://github.com/jstarry/ledger-stats written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jstarry/ledger-stats 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 54d99d18f1aace00dd4216873f214ed231d7a900b59bc18bc9f3bddcade90758
[INFO] running `"docker" "start" "-a" "54d99d18f1aace00dd4216873f214ed231d7a900b59bc18bc9f3bddcade90758"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling backtrace v0.3.26
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling ledgerstats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.72s
[INFO] running `"docker" "inspect" "54d99d18f1aace00dd4216873f214ed231d7a900b59bc18bc9f3bddcade90758"`
[INFO] running `"docker" "rm" "-f" "54d99d18f1aace00dd4216873f214ed231d7a900b59bc18bc9f3bddcade90758"`
[INFO] [stdout] 54d99d18f1aace00dd4216873f214ed231d7a900b59bc18bc9f3bddcade90758
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] fa2c6ac668a4a70a9e1d10cfad5e7466b09faec93edade490cf6b122b1ba370e
[INFO] running `"docker" "start" "-a" "fa2c6ac668a4a70a9e1d10cfad5e7466b09faec93edade490cf6b122b1ba370e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ledgerstats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `"docker" "inspect" "fa2c6ac668a4a70a9e1d10cfad5e7466b09faec93edade490cf6b122b1ba370e"`
[INFO] running `"docker" "rm" "-f" "fa2c6ac668a4a70a9e1d10cfad5e7466b09faec93edade490cf6b122b1ba370e"`
[INFO] [stdout] fa2c6ac668a4a70a9e1d10cfad5e7466b09faec93edade490cf6b122b1ba370e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 89acbc72ce7a7413cb2fb329e69b02b540f052026dd9c0f49a95fd15c5b4629b
[INFO] running `"docker" "start" "-a" "89acbc72ce7a7413cb2fb329e69b02b540f052026dd9c0f49a95fd15c5b4629b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ledgerstats-e273d3d3cfdceba7
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test ledger::parse::tests::test_parse_empty ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_cycle ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_early_timestamp ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_future_ref ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_invalid_timestamp ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_no_valid_ref ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_invalid ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_handle_invalids ... ok
[INFO] [stdout] test ledger::stats::tests::test_compute_stats_empty ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_self_ref ... ok
[INFO] [stdout] test ledger::stats::tests::test_compute_stats_invalid_nodes ... ok
[INFO] [stdout] test ledger::stats::tests::test_compute_stats ... ok
[INFO] [stdout] test ledger::stats::tests::test_compute_stats_high_rate ... ok
[INFO] [stdout] test ledger::stats::tests::test_compute_stats_none_valid ... ok
[INFO] [stdout] test ledger::stats::tests::test_compute_stats_cycle ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_zero_node ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_err ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_extra_line ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_input_err ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_missing_line ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_read_err ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "89acbc72ce7a7413cb2fb329e69b02b540f052026dd9c0f49a95fd15c5b4629b"`
[INFO] running `"docker" "rm" "-f" "89acbc72ce7a7413cb2fb329e69b02b540f052026dd9c0f49a95fd15c5b4629b"`
[INFO] [stdout] 89acbc72ce7a7413cb2fb329e69b02b540f052026dd9c0f49a95fd15c5b4629b