[INFO] fetching crate merklemountainrange 0.0.1...
[INFO] testing merklemountainrange-0.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate merklemountainrange 0.0.1 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate merklemountainrange 0.0.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-102/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45a7665a1ef4ab5f2834f83a5f6a5211006cd33fb10d429efc2faf7af6e72c4e
[INFO] running `Command { std: "docker" "start" "-a" "45a7665a1ef4ab5f2834f83a5f6a5211006cd33fb10d429efc2faf7af6e72c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45a7665a1ef4ab5f2834f83a5f6a5211006cd33fb10d429efc2faf7af6e72c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a7665a1ef4ab5f2834f83a5f6a5211006cd33fb10d429efc2faf7af6e72c4e", kill_on_drop: false }`
[INFO] [stdout] 45a7665a1ef4ab5f2834f83a5f6a5211006cd33fb10d429efc2faf7af6e72c4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46bb2012aec37f7023d08efcd430320e4ee1a9cf6be6c540a7456f791da73afa
[INFO] running `Command { std: "docker" "start" "-a" "46bb2012aec37f7023d08efcd430320e4ee1a9cf6be6c540a7456f791da73afa", 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 typenum v1.14.0
[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 generic-array v0.12.4
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]    Compiling digest v0.8.1
[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 6.84s
[INFO] running `Command { std: "docker" "inspect" "46bb2012aec37f7023d08efcd430320e4ee1a9cf6be6c540a7456f791da73afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46bb2012aec37f7023d08efcd430320e4ee1a9cf6be6c540a7456f791da73afa", kill_on_drop: false }`
[INFO] [stdout] 46bb2012aec37f7023d08efcd430320e4ee1a9cf6be6c540a7456f791da73afa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51c225d5f5ef41c25e0b79c25aefc81a511cc9fd16ffe57826608496e3f742dc
[INFO] running `Command { std: "docker" "start" "-a" "51c225d5f5ef41c25e0b79c25aefc81a511cc9fd16ffe57826608496e3f742dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[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 3.66s
[INFO] running `Command { std: "docker" "inspect" "51c225d5f5ef41c25e0b79c25aefc81a511cc9fd16ffe57826608496e3f742dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c225d5f5ef41c25e0b79c25aefc81a511cc9fd16ffe57826608496e3f742dc", kill_on_drop: false }`
[INFO] [stdout] 51c225d5f5ef41c25e0b79c25aefc81a511cc9fd16ffe57826608496e3f742dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8be48b928fd7ec11aa2e70f8a3589fad01fb42c0a2b4cd299c2b048a415735d
[INFO] running `Command { std: "docker" "start" "-a" "d8be48b928fd7ec11aa2e70f8a3589fad01fb42c0a2b4cd299c2b048a415735d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/merklemountainrange-0cd9083b0a793732)
[INFO] [stderr]      Running tests/mod.rs (/opt/rustwide/target/debug/deps/mod-7fb3b2edea58ed67)
[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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test unit::mmr::mmr_with_3_peaks ... ok
[INFO] [stdout] test unit::mmr::create_small_mmr ... ok
[INFO] [stdout] test unit::mmr::test_node_heights ... 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_4_peaks ... ok
[INFO] [stderr]    Doc-tests merklemountainrange
[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 1.14s
[INFO] [stdout] 
[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" "d8be48b928fd7ec11aa2e70f8a3589fad01fb42c0a2b4cd299c2b048a415735d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8be48b928fd7ec11aa2e70f8a3589fad01fb42c0a2b4cd299c2b048a415735d", kill_on_drop: false }`
[INFO] [stdout] d8be48b928fd7ec11aa2e70f8a3589fad01fb42c0a2b4cd299c2b048a415735d