[INFO] cloning repository https://github.com/elpiel/adex-merkle-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elpiel/adex-merkle-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felpiel%2Fadex-merkle-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felpiel%2Fadex-merkle-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3fb37f5213bbf6a135fa834bf99f1cfc990fdd9
[INFO] testing elpiel/adex-merkle-tree against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felpiel%2Fadex-merkle-tree" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elpiel/adex-merkle-tree 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/elpiel/adex-merkle-tree
[INFO] finished tweaking git repo https://github.com/elpiel/adex-merkle-tree
[INFO] tweaked toml for git repo https://github.com/elpiel/adex-merkle-tree written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/elpiel/adex-merkle-tree 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-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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f19beab9b0842ca58fd4b5fc0e6f7bb8a1ede22a958fa4dc530114a078d4c46
[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" "6f19beab9b0842ca58fd4b5fc0e6f7bb8a1ede22a958fa4dc530114a078d4c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f19beab9b0842ca58fd4b5fc0e6f7bb8a1ede22a958fa4dc530114a078d4c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f19beab9b0842ca58fd4b5fc0e6f7bb8a1ede22a958fa4dc530114a078d4c46", kill_on_drop: false }`
[INFO] [stdout] 6f19beab9b0842ca58fd4b5fc0e6f7bb8a1ede22a958fa4dc530114a078d4c46
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 344dd932e6779b94129283d4cb082a9e88036dfb2bfd41450eaf6f2f3a32a694
[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" "344dd932e6779b94129283d4cb082a9e88036dfb2bfd41450eaf6f2f3a32a694", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling tempfile v3.0.8
[INFO] [stderr]    Compiling merkletree v0.6.0
[INFO] [stderr]    Compiling merkle-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.67s
[INFO] running `Command { std: "docker" "inspect" "344dd932e6779b94129283d4cb082a9e88036dfb2bfd41450eaf6f2f3a32a694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344dd932e6779b94129283d4cb082a9e88036dfb2bfd41450eaf6f2f3a32a694", kill_on_drop: false }`
[INFO] [stdout] 344dd932e6779b94129283d4cb082a9e88036dfb2bfd41450eaf6f2f3a32a694
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] d51cbd1c547d529c19109b8f86ab0da7196df67afbcfb34e2b80f958f01c65e7
[INFO] running `Command { std: "docker" "start" "-a" "d51cbd1c547d529c19109b8f86ab0da7196df67afbcfb34e2b80f958f01c65e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkle-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "d51cbd1c547d529c19109b8f86ab0da7196df67afbcfb34e2b80f958f01c65e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d51cbd1c547d529c19109b8f86ab0da7196df67afbcfb34e2b80f958f01c65e7", kill_on_drop: false }`
[INFO] [stdout] d51cbd1c547d529c19109b8f86ab0da7196df67afbcfb34e2b80f958f01c65e7
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] da14194cab63720f2cc488a0bac93d0a79f932dbd7ebb36d85f02533e91f4bb9
[INFO] running `Command { std: "docker" "start" "-a" "da14194cab63720f2cc488a0bac93d0a79f932dbd7ebb36d85f02533e91f4bb9", kill_on_drop: false }`
[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]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/merkle_tree-2a8f772487449ebd
[INFO] running `Command { std: "docker" "inspect" "da14194cab63720f2cc488a0bac93d0a79f932dbd7ebb36d85f02533e91f4bb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da14194cab63720f2cc488a0bac93d0a79f932dbd7ebb36d85f02533e91f4bb9", kill_on_drop: false }`
[INFO] [stdout] da14194cab63720f2cc488a0bac93d0a79f932dbd7ebb36d85f02533e91f4bb9