[INFO] fetching crate advancedresearch-tree_mem_sort 0.2.0...
[INFO] testing advancedresearch-tree_mem_sort-0.2.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate advancedresearch-tree_mem_sort 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate advancedresearch-tree_mem_sort 0.2.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate advancedresearch-tree_mem_sort 0.2.0
[INFO] finished tweaking crates.io crate advancedresearch-tree_mem_sort 0.2.0
[INFO] tweaked toml for crates.io crate advancedresearch-tree_mem_sort 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate advancedresearch-tree_mem_sort 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] a7e48bb345bbeb884b5609efa41fd0330293c36c1b85e19ba1e347e29416cb51
[INFO] running `Command { std: "docker" "start" "-a" "a7e48bb345bbeb884b5609efa41fd0330293c36c1b85e19ba1e347e29416cb51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7e48bb345bbeb884b5609efa41fd0330293c36c1b85e19ba1e347e29416cb51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e48bb345bbeb884b5609efa41fd0330293c36c1b85e19ba1e347e29416cb51", kill_on_drop: false }`
[INFO] [stdout] a7e48bb345bbeb884b5609efa41fd0330293c36c1b85e19ba1e347e29416cb51
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90920b1071fa2b889ab24fd39abbfa0df1d4f17defe51e0a10a6fb81a894ee4a
[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" "90920b1071fa2b889ab24fd39abbfa0df1d4f17defe51e0a10a6fb81a894ee4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling advancedresearch-tree_mem_sort v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "90920b1071fa2b889ab24fd39abbfa0df1d4f17defe51e0a10a6fb81a894ee4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90920b1071fa2b889ab24fd39abbfa0df1d4f17defe51e0a10a6fb81a894ee4a", kill_on_drop: false }`
[INFO] [stdout] 90920b1071fa2b889ab24fd39abbfa0df1d4f17defe51e0a10a6fb81a894ee4a
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 785c89760eb1f41da6c0a3ff8a4ceec68a2429a9042702b182d936454752f88f
[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" "785c89760eb1f41da6c0a3ff8a4ceec68a2429a9042702b182d936454752f88f", kill_on_drop: false }`
[INFO] [stderr]    Compiling advancedresearch-tree_mem_sort v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "785c89760eb1f41da6c0a3ff8a4ceec68a2429a9042702b182d936454752f88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "785c89760eb1f41da6c0a3ff8a4ceec68a2429a9042702b182d936454752f88f", kill_on_drop: false }`
[INFO] [stdout] 785c89760eb1f41da6c0a3ff8a4ceec68a2429a9042702b182d936454752f88f
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 86dba7491f9fc672ceb35b19fb41197c104f4e0d08bd2a33cc048b73360fc89c
[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" "86dba7491f9fc672ceb35b19fb41197c104f4e0d08bd2a33cc048b73360fc89c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tree_mem_sort-ec00855abe0c53c6)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::one ... ok
[INFO] [stdout] test tests::three ... ok
[INFO] [stdout] test tests::four ... ok
[INFO] [stdout] test tests::two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tree_mem_sort
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "86dba7491f9fc672ceb35b19fb41197c104f4e0d08bd2a33cc048b73360fc89c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86dba7491f9fc672ceb35b19fb41197c104f4e0d08bd2a33cc048b73360fc89c", kill_on_drop: false }`
[INFO] [stdout] 86dba7491f9fc672ceb35b19fb41197c104f4e0d08bd2a33cc048b73360fc89c