[INFO] fetching crate merkle-tree-bulletin-board 0.1.1...
[INFO] testing merkle-tree-bulletin-board-0.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate merkle-tree-bulletin-board 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate merkle-tree-bulletin-board 0.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merkle-tree-bulletin-board 0.1.1
[INFO] finished tweaking crates.io crate merkle-tree-bulletin-board 0.1.1
[INFO] tweaked toml for crates.io crate merkle-tree-bulletin-board 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf191fc4e7bb2e76bd9bd53a2c0aa9f8f5ab83c70c7eda6d8ee09002dbc4854b
[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" "bf191fc4e7bb2e76bd9bd53a2c0aa9f8f5ab83c70c7eda6d8ee09002dbc4854b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf191fc4e7bb2e76bd9bd53a2c0aa9f8f5ab83c70c7eda6d8ee09002dbc4854b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf191fc4e7bb2e76bd9bd53a2c0aa9f8f5ab83c70c7eda6d8ee09002dbc4854b", kill_on_drop: false }`
[INFO] [stdout] bf191fc4e7bb2e76bd9bd53a2c0aa9f8f5ab83c70c7eda6d8ee09002dbc4854b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d94f24c58b527a415989bdef19310efc8ef19087c9484c875316386a0c56bbfc
[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" "d94f24c58b527a415989bdef19310efc8ef19087c9484c875316386a0c56bbfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling merkle-tree-bulletin-board v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.69s
[INFO] running `Command { std: "docker" "inspect" "d94f24c58b527a415989bdef19310efc8ef19087c9484c875316386a0c56bbfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94f24c58b527a415989bdef19310efc8ef19087c9484c875316386a0c56bbfc", kill_on_drop: false }`
[INFO] [stdout] d94f24c58b527a415989bdef19310efc8ef19087c9484c875316386a0c56bbfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a5d2d9845054c2d1952eb3c671243ed724e05b90e8c54d189ed3cabc509af6d
[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" "5a5d2d9845054c2d1952eb3c671243ed724e05b90e8c54d189ed3cabc509af6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkle-tree-bulletin-board v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.07s
[INFO] running `Command { std: "docker" "inspect" "5a5d2d9845054c2d1952eb3c671243ed724e05b90e8c54d189ed3cabc509af6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a5d2d9845054c2d1952eb3c671243ed724e05b90e8c54d189ed3cabc509af6d", kill_on_drop: false }`
[INFO] [stdout] 5a5d2d9845054c2d1952eb3c671243ed724e05b90e8c54d189ed3cabc509af6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] aed483c8a94f299ea36349968c6e786b26ee118dd79e78aff141c6155dcd2fa1
[INFO] running `Command { std: "docker" "start" "-a" "aed483c8a94f299ea36349968c6e786b26ee118dd79e78aff141c6155dcd2fa1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/merkle_tree_bulletin_board-dfd6ab30f9408227)
[INFO] [stdout] test deduce_journal::tests::test_deduce_root_order ... ok
[INFO] [stdout] test backend_journal::tests::test_rebuild_all_journals ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merkle-tree-bulletin-board
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name merkle_tree_bulletin_board --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-ea72fa2040392513.rlib --extern csv=/opt/rustwide/target/debug/deps/libcsv-d9a5a089827f67b3.rlib --extern hex=/opt/rustwide/target/debug/deps/libhex-49936c98b71e5753.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-05bbdb40dd0adff7.rlib --extern merkle_tree_bulletin_board=/opt/rustwide/target/debug/deps/libmerkle_tree_bulletin_board-45b0884ee31f0a54.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-63ada73055382e5a.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-92393a4aecd67fe1.rlib --extern sha2=/opt/rustwide/target/debug/deps/libsha2-b011fe32c15db062.rlib --extern tempdir=/opt/rustwide/target/debug/deps/libtempdir-c24375fec9a3a707.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "aed483c8a94f299ea36349968c6e786b26ee118dd79e78aff141c6155dcd2fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed483c8a94f299ea36349968c6e786b26ee118dd79e78aff141c6155dcd2fa1", kill_on_drop: false }`
[INFO] [stdout] aed483c8a94f299ea36349968c6e786b26ee118dd79e78aff141c6155dcd2fa1