[INFO] fetching crate merklemountainrange 0.0.1...
[INFO] testing merklemountainrange-0.0.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate merklemountainrange 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate merklemountainrange 0.0.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 341f4756f5a73e7abd8bc2605e1bdf53f01e0a0de53ff86b69e41ddc3e38bbac
[INFO] running `Command { std: "docker" "start" "-a" "341f4756f5a73e7abd8bc2605e1bdf53f01e0a0de53ff86b69e41ddc3e38bbac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "341f4756f5a73e7abd8bc2605e1bdf53f01e0a0de53ff86b69e41ddc3e38bbac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "341f4756f5a73e7abd8bc2605e1bdf53f01e0a0de53ff86b69e41ddc3e38bbac", kill_on_drop: false }`
[INFO] [stdout] 341f4756f5a73e7abd8bc2605e1bdf53f01e0a0de53ff86b69e41ddc3e38bbac
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25c34b88a9618ea160ca489f3e933643124661dc774a5d0c11454417beccb74d
[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" "25c34b88a9618ea160ca489f3e933643124661dc774a5d0c11454417beccb74d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling case v0.1.0
[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 3.35s
[INFO] running `Command { std: "docker" "inspect" "25c34b88a9618ea160ca489f3e933643124661dc774a5d0c11454417beccb74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c34b88a9618ea160ca489f3e933643124661dc774a5d0c11454417beccb74d", kill_on_drop: false }`
[INFO] [stdout] 25c34b88a9618ea160ca489f3e933643124661dc774a5d0c11454417beccb74d
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65fffe74a652829d4c4c5fbbb31b906d0bd6439c937524ec2aaf1bff5f250e1b
[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" "65fffe74a652829d4c4c5fbbb31b906d0bd6439c937524ec2aaf1bff5f250e1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v1.0.0
[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 4.31s
[INFO] running `Command { std: "docker" "inspect" "65fffe74a652829d4c4c5fbbb31b906d0bd6439c937524ec2aaf1bff5f250e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65fffe74a652829d4c4c5fbbb31b906d0bd6439c937524ec2aaf1bff5f250e1b", kill_on_drop: false }`
[INFO] [stdout] 65fffe74a652829d4c4c5fbbb31b906d0bd6439c937524ec2aaf1bff5f250e1b
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f59d3c99b667af83b3ba87682c69c554bca27dddd019f949d3281e74144c9647
[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" "f59d3c99b667af83b3ba87682c69c554bca27dddd019f949d3281e74144c9647", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/merklemountainrange-5b4c02f3f3ad2be4)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/mod.rs (/opt/rustwide/target/debug/deps/mod-d21844cab3266ea1)
[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_sides ... ok
[INFO] [stdout] test unit::mmr::test_node_heights ... ok
[INFO] [stdout] test unit::mmr::mmr_with_3_peaks ... ok
[INFO] [stdout] test unit::mmr::create_small_mmr ... ok
[INFO] [stdout] test unit::mmr::create_mmr_with_2_peaks ... 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 1.04s
[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" "f59d3c99b667af83b3ba87682c69c554bca27dddd019f949d3281e74144c9647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f59d3c99b667af83b3ba87682c69c554bca27dddd019f949d3281e74144c9647", kill_on_drop: false }`
[INFO] [stdout] f59d3c99b667af83b3ba87682c69c554bca27dddd019f949d3281e74144c9647