[INFO] fetching crate treelike 0.2.0...
[INFO] testing treelike-0.2.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate treelike 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate treelike 0.2.0
[INFO] finished tweaking crates.io crate treelike 0.2.0
[INFO] tweaked toml for crates.io crate treelike 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate treelike 0.2.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4637cefca184a1313aa9184b397bf73bc30e9099aa3b2547a627409f685facd
[INFO] running `Command { std: "docker" "start" "-a" "a4637cefca184a1313aa9184b397bf73bc30e9099aa3b2547a627409f685facd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4637cefca184a1313aa9184b397bf73bc30e9099aa3b2547a627409f685facd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4637cefca184a1313aa9184b397bf73bc30e9099aa3b2547a627409f685facd", kill_on_drop: false }`
[INFO] [stdout] a4637cefca184a1313aa9184b397bf73bc30e9099aa3b2547a627409f685facd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd32552818b010ab9d9920caec1eafa88370f846800d3b6111badf91e66ce5de
[INFO] running `Command { std: "docker" "start" "-a" "fd32552818b010ab9d9920caec1eafa88370f846800d3b6111badf91e66ce5de", kill_on_drop: false }`
[INFO] [stderr]    Compiling treelike v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `test`
[INFO] [stdout]   --> src/example/lintree.rs:81:7
[INFO] [stdout]    |
[INFO] [stdout] 81 | #[cfg(feature = "test")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc` and `default`
[INFO] [stdout]    = help: consider adding `test` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused closure that must be used
[INFO] [stdout]    --> src/treelike.rs:180:4
[INFO] [stdout]     |
[INFO] [stdout] 180 | /             callback_bft(
[INFO] [stdout] 181 | |                 self,
[INFO] [stdout] 182 | |                 |content| {
[INFO] [stdout] 183 | |                     count += 1;
[INFO] [stdout] ...   |
[INFO] [stdout] 188 | |                 0,
[INFO] [stdout] 189 | |             );
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: closures are lazy and do nothing unless called
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "fd32552818b010ab9d9920caec1eafa88370f846800d3b6111badf91e66ce5de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd32552818b010ab9d9920caec1eafa88370f846800d3b6111badf91e66ce5de", kill_on_drop: false }`
[INFO] [stdout] fd32552818b010ab9d9920caec1eafa88370f846800d3b6111badf91e66ce5de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ed69f6e9bb269d860ddbe08875957763844b9a693c2d298aaebc8ac9c0f642f
[INFO] running `Command { std: "docker" "start" "-a" "2ed69f6e9bb269d860ddbe08875957763844b9a693c2d298aaebc8ac9c0f642f", kill_on_drop: false }`
[INFO] [stderr]    Compiling treelike v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `test`
[INFO] [stdout]   --> src/example/lintree.rs:81:7
[INFO] [stdout]    |
[INFO] [stdout] 81 | #[cfg(feature = "test")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc` and `default`
[INFO] [stdout]    = help: consider adding `test` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused closure that must be used
[INFO] [stdout]    --> src/treelike.rs:180:4
[INFO] [stdout]     |
[INFO] [stdout] 180 | /             callback_bft(
[INFO] [stdout] 181 | |                 self,
[INFO] [stdout] 182 | |                 |content| {
[INFO] [stdout] 183 | |                     count += 1;
[INFO] [stdout] ...   |
[INFO] [stdout] 188 | |                 0,
[INFO] [stdout] 189 | |             );
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: closures are lazy and do nothing unless called
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `test`
[INFO] [stdout]   --> src/example/lintree.rs:81:7
[INFO] [stdout]    |
[INFO] [stdout] 81 | #[cfg(feature = "test")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc` and `default`
[INFO] [stdout]    = help: consider adding `test` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused closure that must be used
[INFO] [stdout]    --> src/treelike.rs:180:4
[INFO] [stdout]     |
[INFO] [stdout] 180 | /             callback_bft(
[INFO] [stdout] 181 | |                 self,
[INFO] [stdout] 182 | |                 |content| {
[INFO] [stdout] 183 | |                     count += 1;
[INFO] [stdout] ...   |
[INFO] [stdout] 188 | |                 0,
[INFO] [stdout] 189 | |             );
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: closures are lazy and do nothing unless called
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "2ed69f6e9bb269d860ddbe08875957763844b9a693c2d298aaebc8ac9c0f642f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed69f6e9bb269d860ddbe08875957763844b9a693c2d298aaebc8ac9c0f642f", kill_on_drop: false }`
[INFO] [stdout] 2ed69f6e9bb269d860ddbe08875957763844b9a693c2d298aaebc8ac9c0f642f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 284a292136e522764adedfcd0b885f0f59c0afae11dda6653ed54f4bdc10c978
[INFO] running `Command { std: "docker" "start" "-a" "284a292136e522764adedfcd0b885f0f59c0afae11dda6653ed54f4bdc10c978", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `test`
[INFO] [stderr]   --> src/example/lintree.rs:81:7
[INFO] [stderr]    |
[INFO] [stderr] 81 | #[cfg(feature = "test")]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `alloc` and `default`
[INFO] [stderr]    = help: consider adding `test` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused closure that must be used
[INFO] [stderr]    --> src/treelike.rs:180:4
[INFO] [stderr]     |
[INFO] [stderr] 180 | /             callback_bft(
[INFO] [stderr] 181 | |                 self,
[INFO] [stderr] 182 | |                 |content| {
[INFO] [stderr] 183 | |                     count += 1;
[INFO] [stderr] ...   |
[INFO] [stderr] 188 | |                 0,
[INFO] [stderr] 189 | |             );
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: closures are lazy and do nothing unless called
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `treelike` (lib) generated 2 warnings
[INFO] [stderr] warning: `treelike` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/treelike-0ff582f508bbbb4f)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test example::boxtree::default_works ... ok
[INFO] [stdout] test example::boxtree::option_box_size ... ok
[INFO] [stdout] test example::lintree::basic_test ... ok
[INFO] [stdout] test example::borrowtree::option_ref_size ... ok
[INFO] [stdout] test example::lintree::bft_pre_test ... ok
[INFO] [stdout] test example::lintree::dft_pre_test ... ok
[INFO] [stdout] test example::borrowtree::borrowing_tree_works ... ok
[INFO] [stdout] test example::lintree::iter_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests treelike
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/treelike.rs - treelike::Treelike::callback_bft (line 142) ... ok
[INFO] [stdout] test src/treelike.rs - treelike::Treelike::callback_dft (line 88) ... ok
[INFO] [stdout] test src/treelike.rs - treelike::Treelike::callback_dft (line 104) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "284a292136e522764adedfcd0b885f0f59c0afae11dda6653ed54f4bdc10c978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284a292136e522764adedfcd0b885f0f59c0afae11dda6653ed54f4bdc10c978", kill_on_drop: false }`
[INFO] [stdout] 284a292136e522764adedfcd0b885f0f59c0afae11dda6653ed54f4bdc10c978
