[INFO] fetching crate tree_traversal 0.3.0...
[INFO] testing tree_traversal-0.3.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate tree_traversal 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate tree_traversal 0.3.0
[INFO] finished tweaking crates.io crate tree_traversal 0.3.0
[INFO] tweaked toml for crates.io crate tree_traversal 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tree_traversal 0.3.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tree_traversal 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf174cfcf185479d6a138bdad61ffb84c592a5d1776bd5efc8124345eca123de
[INFO] running `Command { std: "docker" "start" "-a" "cf174cfcf185479d6a138bdad61ffb84c592a5d1776bd5efc8124345eca123de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf174cfcf185479d6a138bdad61ffb84c592a5d1776bd5efc8124345eca123de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf174cfcf185479d6a138bdad61ffb84c592a5d1776bd5efc8124345eca123de", kill_on_drop: false }`
[INFO] [stdout] cf174cfcf185479d6a138bdad61ffb84c592a5d1776bd5efc8124345eca123de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8d8d1914edd3b1457ce6848024103d18d695c633502dd9b564adbc6c39620d1
[INFO] running `Command { std: "docker" "start" "-a" "c8d8d1914edd3b1457ce6848024103d18d695c633502dd9b564adbc6c39620d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling tree_traversal v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "c8d8d1914edd3b1457ce6848024103d18d695c633502dd9b564adbc6c39620d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8d8d1914edd3b1457ce6848024103d18d695c633502dd9b564adbc6c39620d1", kill_on_drop: false }`
[INFO] [stdout] c8d8d1914edd3b1457ce6848024103d18d695c633502dd9b564adbc6c39620d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f88d3180e248e9c7bbc24f6bb46bc721edde99e18ef6714f33ab0038bd923924
[INFO] running `Command { std: "docker" "start" "-a" "f88d3180e248e9c7bbc24f6bb46bc721edde99e18ef6714f33ab0038bd923924", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree_traversal v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "f88d3180e248e9c7bbc24f6bb46bc721edde99e18ef6714f33ab0038bd923924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f88d3180e248e9c7bbc24f6bb46bc721edde99e18ef6714f33ab0038bd923924", kill_on_drop: false }`
[INFO] [stdout] f88d3180e248e9c7bbc24f6bb46bc721edde99e18ef6714f33ab0038bd923924
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d08e331346384e25068c00aa586cf0352d4244620bf9fa99c5e5bbc602f85a17
[INFO] running `Command { std: "docker" "start" "-a" "d08e331346384e25068c00aa586cf0352d4244620bf9fa99c5e5bbc602f85a17", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tree_traversal-1ab59b3a9dc0864d)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test bbs::test::test_bbs ... ok
[INFO] [stdout] test gds::test::test_bms ... ok
[INFO] [stdout] test bfs::test::test_bfs ... ok
[INFO] [stdout] test dfs::test::test_bfs ... ok
[INFO] [stdout] test bms::test::test_bms ... 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_traversal
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d08e331346384e25068c00aa586cf0352d4244620bf9fa99c5e5bbc602f85a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08e331346384e25068c00aa586cf0352d4244620bf9fa99c5e5bbc602f85a17", kill_on_drop: false }`
[INFO] [stdout] d08e331346384e25068c00aa586cf0352d4244620bf9fa99c5e5bbc602f85a17