[INFO] fetching crate reingold-tilford 1.0.0...
[INFO] testing reingold-tilford-1.0.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate reingold-tilford 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate reingold-tilford 1.0.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reingold-tilford 1.0.0
[INFO] finished tweaking crates.io crate reingold-tilford 1.0.0
[INFO] tweaked toml for crates.io crate reingold-tilford 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9fff72512b570da1a85836f0202b464a72ba4f11292302eebb4444f037e972f
[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" "a9fff72512b570da1a85836f0202b464a72ba4f11292302eebb4444f037e972f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9fff72512b570da1a85836f0202b464a72ba4f11292302eebb4444f037e972f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9fff72512b570da1a85836f0202b464a72ba4f11292302eebb4444f037e972f", kill_on_drop: false }`
[INFO] [stdout] a9fff72512b570da1a85836f0202b464a72ba4f11292302eebb4444f037e972f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 458aa539d6c8d47a3a6e4454e1bae934de5b26f9a9cb303cb099e24f892ccb97
[INFO] running `Command { std: "docker" "start" "-a" "458aa539d6c8d47a3a6e4454e1bae934de5b26f9a9cb303cb099e24f892ccb97", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling reingold-tilford v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "458aa539d6c8d47a3a6e4454e1bae934de5b26f9a9cb303cb099e24f892ccb97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458aa539d6c8d47a3a6e4454e1bae934de5b26f9a9cb303cb099e24f892ccb97", kill_on_drop: false }`
[INFO] [stdout] 458aa539d6c8d47a3a6e4454e1bae934de5b26f9a9cb303cb099e24f892ccb97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f729f320d0888976c6fcdd7f53b5eb7df2c6755cca851e769b46788fa734e495
[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" "f729f320d0888976c6fcdd7f53b5eb7df2c6755cca851e769b46788fa734e495", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling pancurses v0.16.1
[INFO] [stderr]    Compiling reingold-tilford v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.45s
[INFO] running `Command { std: "docker" "inspect" "f729f320d0888976c6fcdd7f53b5eb7df2c6755cca851e769b46788fa734e495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f729f320d0888976c6fcdd7f53b5eb7df2c6755cca851e769b46788fa734e495", kill_on_drop: false }`
[INFO] [stdout] f729f320d0888976c6fcdd7f53b5eb7df2c6755cca851e769b46788fa734e495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 100b7d0e4369cb1bfa9b2fe6c8939e3220d02ce296676db4b8058501934dfd53
[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" "100b7d0e4369cb1bfa9b2fe6c8939e3220d02ce296676db4b8058501934dfd53", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/reingold_tilford-92efc27313b3c82b
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tree::test::breadth_first ... ok
[INFO] [stdout] test tree::test::is_root_true ... ok
[INFO] [stdout] test tree::test::new ... ok
[INFO] [stdout] test tree::test::post_order ... ok
[INFO] [stdout] test tree::test::is_leaf_true ... ok
[INFO] [stdout] test tree::test::is_root_false ... ok
[INFO] [stdout] test tree::test::root ... ok
[INFO] [stdout] test tree::test::is_leaf_false ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-4c18a9b134bef9f2
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test petgraph ... ok
[INFO] [stderr]    Doc-tests reingold-tilford
[INFO] [stdout] test ptc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - NodeInfo (line 86) ... ok
[INFO] [stdout] test src/lib.rs - NodeInfo (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "100b7d0e4369cb1bfa9b2fe6c8939e3220d02ce296676db4b8058501934dfd53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "100b7d0e4369cb1bfa9b2fe6c8939e3220d02ce296676db4b8058501934dfd53", kill_on_drop: false }`
[INFO] [stdout] 100b7d0e4369cb1bfa9b2fe6c8939e3220d02ce296676db4b8058501934dfd53