[INFO] fetching crate merklemountainrange 0.0.1...
[INFO] testing merklemountainrange-0.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate merklemountainrange 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate merklemountainrange 0.0.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merklemountainrange 0.0.1
[INFO] finished tweaking crates.io crate merklemountainrange 0.0.1
[INFO] tweaked toml for crates.io crate merklemountainrange 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded case v0.1.0
[INFO] [stderr]   Downloaded blake2 v0.8.1
[INFO] [stderr]   Downloaded derive-error v0.0.4
[INFO] [stderr]   Downloaded tari_utilities v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-01-01" "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] aee8e152bd34d9ac48246ce01c0657f9a7a0534879df63ee22ef009c2f23fd61
[INFO] running `Command { std: "docker" "start" "-a" "aee8e152bd34d9ac48246ce01c0657f9a7a0534879df63ee22ef009c2f23fd61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aee8e152bd34d9ac48246ce01c0657f9a7a0534879df63ee22ef009c2f23fd61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aee8e152bd34d9ac48246ce01c0657f9a7a0534879df63ee22ef009c2f23fd61", kill_on_drop: false }`
[INFO] [stdout] aee8e152bd34d9ac48246ce01c0657f9a7a0534879df63ee22ef009c2f23fd61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-01-01" "build" "--frozen" "--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] 7c73c033f7df295dc8f6bf4055dae9a4a2ac1706f4e5ce178036743b86d7bd6c
[INFO] running `Command { std: "docker" "start" "-a" "7c73c033f7df295dc8f6bf4055dae9a4a2ac1706f4e5ce178036743b86d7bd6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]    Compiling tari_utilities v0.0.1
[INFO] [stderr]    Compiling merklemountainrange v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.08s
[INFO] running `Command { std: "docker" "inspect" "7c73c033f7df295dc8f6bf4055dae9a4a2ac1706f4e5ce178036743b86d7bd6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c73c033f7df295dc8f6bf4055dae9a4a2ac1706f4e5ce178036743b86d7bd6c", kill_on_drop: false }`
[INFO] [stdout] 7c73c033f7df295dc8f6bf4055dae9a4a2ac1706f4e5ce178036743b86d7bd6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79882e46ed6cdc7655a4cfd1f602943f1479f405da59561967b286df741e94f7
[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" "79882e46ed6cdc7655a4cfd1f602943f1479f405da59561967b286df741e94f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling merklemountainrange v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "79882e46ed6cdc7655a4cfd1f602943f1479f405da59561967b286df741e94f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79882e46ed6cdc7655a4cfd1f602943f1479f405da59561967b286df741e94f7", kill_on_drop: false }`
[INFO] [stdout] 79882e46ed6cdc7655a4cfd1f602943f1479f405da59561967b286df741e94f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4d3977e89fc2303cfe440536f92e791f44b3ab0d724e9ae22bee586f8f08a85
[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" "b4d3977e89fc2303cfe440536f92e791f44b3ab0d724e9ae22bee586f8f08a85", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/merklemountainrange-895e48d33c7bed0b
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mod-9a22b1e9f3716b88
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test unit::mmr::test_node_heights ... ok
[INFO] [stdout] test unit::mmr::create_small_mmr ... ok
[INFO] [stdout] test unit::mmr::mmr_with_4_peaks ... ok
[INFO] [stdout] test unit::mmr::create_mmr_with_2_peaks ... ok
[INFO] [stdout] test unit::mmr::test_node_sides ... ok
[INFO] [stdout] test unit::mmr::mmr_with_3_peaks ... ok
[INFO] [stdout] test unit::mmr::very_large_mmr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merklemountainrange
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4d3977e89fc2303cfe440536f92e791f44b3ab0d724e9ae22bee586f8f08a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d3977e89fc2303cfe440536f92e791f44b3ab0d724e9ae22bee586f8f08a85", kill_on_drop: false }`
[INFO] [stdout] b4d3977e89fc2303cfe440536f92e791f44b3ab0d724e9ae22bee586f8f08a85