[INFO] fetching crate fork-tree 3.0.0...
[INFO] testing fork-tree-3.0.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate fork-tree 3.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fork-tree 3.0.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fork-tree 3.0.0
[INFO] finished tweaking crates.io crate fork-tree 3.0.0
[INFO] tweaked toml for crates.io crate fork-tree 3.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.54.0" "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] a03fbc0f92e25bad77a28ee76b910d6829352809bc7d10b5a4b52e3f2ed3f864
[INFO] running `Command { std: "docker" "start" "-a" "a03fbc0f92e25bad77a28ee76b910d6829352809bc7d10b5a4b52e3f2ed3f864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a03fbc0f92e25bad77a28ee76b910d6829352809bc7d10b5a4b52e3f2ed3f864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03fbc0f92e25bad77a28ee76b910d6829352809bc7d10b5a4b52e3f2ed3f864", kill_on_drop: false }`
[INFO] [stdout] a03fbc0f92e25bad77a28ee76b910d6829352809bc7d10b5a4b52e3f2ed3f864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] c6ae63323408d6b9fe7c671e8e285c501d7b040f3f5310170dea12c34009cd14
[INFO] running `Command { std: "docker" "start" "-a" "c6ae63323408d6b9fe7c671e8e285c501d7b040f3f5310170dea12c34009cd14", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v2.2.0
[INFO] [stderr]    Compiling parity-scale-codec v2.2.0
[INFO] [stderr]    Compiling fork-tree v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.24s
[INFO] running `Command { std: "docker" "inspect" "c6ae63323408d6b9fe7c671e8e285c501d7b040f3f5310170dea12c34009cd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ae63323408d6b9fe7c671e8e285c501d7b040f3f5310170dea12c34009cd14", kill_on_drop: false }`
[INFO] [stdout] c6ae63323408d6b9fe7c671e8e285c501d7b040f3f5310170dea12c34009cd14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--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] e75734b03648a7877bb6f196072e99cd5ba654edf820b90b528c0d672b36fe4e
[INFO] running `Command { std: "docker" "start" "-a" "e75734b03648a7877bb6f196072e99cd5ba654edf820b90b528c0d672b36fe4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling fork-tree v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "e75734b03648a7877bb6f196072e99cd5ba654edf820b90b528c0d672b36fe4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e75734b03648a7877bb6f196072e99cd5ba654edf820b90b528c0d672b36fe4e", kill_on_drop: false }`
[INFO] [stdout] e75734b03648a7877bb6f196072e99cd5ba654edf820b90b528c0d672b36fe4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 313be4aed28f5efc251dba72a742a956e29b102b3c6e927b7ae531afe139bc03
[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" "313be4aed28f5efc251dba72a742a956e29b102b3c6e927b7ae531afe139bc03", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 13 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fork_tree-38185b82367bc9be)
[INFO] [stdout] test test::finalize_root_works ... ok
[INFO] [stdout] test test::import_doesnt_add_duplicates ... ok
[INFO] [stdout] test test::minimizes_calls_to_is_descendent_of ... ok
[INFO] [stdout] test test::prune_works ... ok
[INFO] [stdout] test test::find_node_works ... ok
[INFO] [stdout] test test::map_works ... ok
[INFO] [stdout] test test::tree_rebalance ... ok
[INFO] [stdout] test test::finalize_works ... ok
[INFO] [stderr]    Doc-tests fork-tree
[INFO] [stdout] test test::find_node_backtracks_after_finding_highest_descending_node ... ok
[INFO] [stdout] test test::finalize_with_ancestor_works ... ok
[INFO] [stdout] test test::import_doesnt_revert ... ok
[INFO] [stdout] test test::iter_iterates_in_preorder ... ok
[INFO] [stdout] test test::finalize_with_descendent_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "313be4aed28f5efc251dba72a742a956e29b102b3c6e927b7ae531afe139bc03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "313be4aed28f5efc251dba72a742a956e29b102b3c6e927b7ae531afe139bc03", kill_on_drop: false }`
[INFO] [stdout] 313be4aed28f5efc251dba72a742a956e29b102b3c6e927b7ae531afe139bc03
