[INFO] cloning repository https://github.com/jstarry/ledger-stats
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjstarry%2Fledger-stats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e0ccc930e4263c296770817bb00744b15bb1038
[INFO] testing jstarry/ledger-stats against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjstarry%2Fledger-stats" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jstarry/ledger-stats on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jstarry/ledger-stats already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c48b2c0b7b282b36b5c5eaa08b59ee43d5e7703886b77b9304d68458b5e34ff
[INFO] running `Command { std: "docker" "start" "-a" "8c48b2c0b7b282b36b5c5eaa08b59ee43d5e7703886b77b9304d68458b5e34ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c48b2c0b7b282b36b5c5eaa08b59ee43d5e7703886b77b9304d68458b5e34ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c48b2c0b7b282b36b5c5eaa08b59ee43d5e7703886b77b9304d68458b5e34ff", kill_on_drop: false }`
[INFO] [stdout] 8c48b2c0b7b282b36b5c5eaa08b59ee43d5e7703886b77b9304d68458b5e34ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3b5d04c8400cac860b7b29cf9ad3aaa5f73a4bfef8fc0a6fb7cf1a34d157d8f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d3b5d04c8400cac860b7b29cf9ad3aaa5f73a4bfef8fc0a6fb7cf1a34d157d8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling backtrace v0.3.26
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling synstructure v0.10.2
[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 26.10s
[INFO] running `Command { std: "docker" "inspect" "d3b5d04c8400cac860b7b29cf9ad3aaa5f73a4bfef8fc0a6fb7cf1a34d157d8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b5d04c8400cac860b7b29cf9ad3aaa5f73a4bfef8fc0a6fb7cf1a34d157d8f", kill_on_drop: false }`
[INFO] [stdout] d3b5d04c8400cac860b7b29cf9ad3aaa5f73a4bfef8fc0a6fb7cf1a34d157d8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ee091eec5aec0589cdab00c79d647424551822c8f22ca3e12cf2c6c752c2ebb0
[INFO] running `Command { std: "docker" "start" "-a" "ee091eec5aec0589cdab00c79d647424551822c8f22ca3e12cf2c6c752c2ebb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling ledgerstats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "ee091eec5aec0589cdab00c79d647424551822c8f22ca3e12cf2c6c752c2ebb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee091eec5aec0589cdab00c79d647424551822c8f22ca3e12cf2c6c752c2ebb0", kill_on_drop: false }`
[INFO] [stdout] ee091eec5aec0589cdab00c79d647424551822c8f22ca3e12cf2c6c752c2ebb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c47fe6acbf52ca5aadaad8e13e25fcb5115c85467f14d161be7e6fa7dd235961
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c47fe6acbf52ca5aadaad8e13e25fcb5115c85467f14d161be7e6fa7dd235961", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ledgerstats-8a4aa44794d4b90e
[INFO] [stdout] running 23 tests
[INFO] [stdout] test ledger::parse::tests::test_parse_cycle ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_empty ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_handle_invalids ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse ... 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_invalid ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_invalid_timestamp ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_zero_node ... 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_empty ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_no_valid_ref ... ok
[INFO] [stdout] test ledger::parse::tests::test_parse_node_self_ref ... ok
[INFO] [stdout] test ledger::stats::tests::test_compute_stats_cycle ... ok
[INFO] [stdout] test ledger::stats::tests::test_compute_stats_invalid_nodes ... ok
[INFO] [stdout] test ledger::stats::tests::test_compute_stats_none_valid ... 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_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 `Command { std: "docker" "inspect" "c47fe6acbf52ca5aadaad8e13e25fcb5115c85467f14d161be7e6fa7dd235961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47fe6acbf52ca5aadaad8e13e25fcb5115c85467f14d161be7e6fa7dd235961", kill_on_drop: false }`
[INFO] [stdout] c47fe6acbf52ca5aadaad8e13e25fcb5115c85467f14d161be7e6fa7dd235961