[INFO] fetching crate content-tree 0.1.0...
[INFO] testing content-tree-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate content-tree 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate content-tree 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate content-tree 0.1.0
[INFO] finished tweaking crates.io crate content-tree 0.1.0
[INFO] tweaked toml for crates.io crate content-tree 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate content-tree 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rle v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b827ff552cc68d2dc6b7e7e2fd54ba0814fcd8ffa43197c38307ad9eea745e7c
[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" "b827ff552cc68d2dc6b7e7e2fd54ba0814fcd8ffa43197c38307ad9eea745e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b827ff552cc68d2dc6b7e7e2fd54ba0814fcd8ffa43197c38307ad9eea745e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b827ff552cc68d2dc6b7e7e2fd54ba0814fcd8ffa43197c38307ad9eea745e7c", kill_on_drop: false }`
[INFO] [stdout] b827ff552cc68d2dc6b7e7e2fd54ba0814fcd8ffa43197c38307ad9eea745e7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72c917a7c30c83786787b385a5b1649a511359ab62969799d3ae540624d7ea14
[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" "72c917a7c30c83786787b385a5b1649a511359ab62969799d3ae540624d7ea14", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling rle v0.1.0
[INFO] [stderr]    Compiling content-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "72c917a7c30c83786787b385a5b1649a511359ab62969799d3ae540624d7ea14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72c917a7c30c83786787b385a5b1649a511359ab62969799d3ae540624d7ea14", kill_on_drop: false }`
[INFO] [stdout] 72c917a7c30c83786787b385a5b1649a511359ab62969799d3ae540624d7ea14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dcd6435054b2c2e6d0ee6641a67a8b60c9a559e7b8fbfd64adc3af10c650b94
[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" "1dcd6435054b2c2e6d0ee6641a67a8b60c9a559e7b8fbfd64adc3af10c650b94", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling content-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.50s
[INFO] running `Command { std: "docker" "inspect" "1dcd6435054b2c2e6d0ee6641a67a8b60c9a559e7b8fbfd64adc3af10c650b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dcd6435054b2c2e6d0ee6641a67a8b60c9a559e7b8fbfd64adc3af10c650b94", kill_on_drop: false }`
[INFO] [stdout] 1dcd6435054b2c2e6d0ee6641a67a8b60c9a559e7b8fbfd64adc3af10c650b94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 56f0839ef6be0eb904731f8da572811f961c5040019a0b80108754610654f738
[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" "56f0839ef6be0eb904731f8da572811f961c5040019a0b80108754610654f738", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/content_tree-ced61c2bfad2664c)
[INFO] [stdout] test mutations::tests::backspace_collapses ... ok
[INFO] [stderr]      Running tests/fuzzer.rs (/opt/rustwide/target/debug/deps/fuzzer-ad74a0b07d2b1aeb)
[INFO] [stdout] test mutations::tests::delete_all_items ... ok
[INFO] [stdout] test mutations::tests::push_into_empty ... ok
[INFO] [stdout] test mutations::tests::splice_insert_test ... ok
[INFO] [stdout] test test::option_node_size_is_transparent ... ok
[INFO] [stdout] test unsafe_cursor::tests::compare_cursors ... ok
[INFO] [stdout] test mutations::tests::mutation_wrappers ... ok
[INFO] [stdout] test mutations::tests::delete_single_item ... ok
[INFO] [stdout] test mutations::tests::delete_past_end ... ok
[INFO] [stdout] test mutations::tests::delete_collapses ... ok
[INFO] [stdout] test unsafe_cursor::tests::empty_tree_has_empty_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test random_edits_forever ... ignored
[INFO] [stderr]    Doc-tests content-tree
[INFO] [stdout] test random_edits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ContentTreeRaw (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56f0839ef6be0eb904731f8da572811f961c5040019a0b80108754610654f738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f0839ef6be0eb904731f8da572811f961c5040019a0b80108754610654f738", kill_on_drop: false }`
[INFO] [stdout] 56f0839ef6be0eb904731f8da572811f961c5040019a0b80108754610654f738