[INFO] cloning repository https://github.com/olegnn/union_impl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/olegnn/union_impl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Funion_impl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Funion_impl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06749933250a49b45161749e2400911b1cdb25d3
[INFO] testing olegnn/union_impl against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Funion_impl" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/olegnn/union_impl on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/olegnn/union_impl
[INFO] finished tweaking git repo https://github.com/olegnn/union_impl
[INFO] tweaked toml for git repo https://github.com/olegnn/union_impl written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/olegnn/union_impl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] f2c0af5c408b001b05bc06b7da822819bfe75cd7bece327f31022ded4a15ee41
[INFO] running `Command { std: "docker" "start" "-a" "f2c0af5c408b001b05bc06b7da822819bfe75cd7bece327f31022ded4a15ee41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2c0af5c408b001b05bc06b7da822819bfe75cd7bece327f31022ded4a15ee41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c0af5c408b001b05bc06b7da822819bfe75cd7bece327f31022ded4a15ee41", kill_on_drop: false }`
[INFO] [stdout] f2c0af5c408b001b05bc06b7da822819bfe75cd7bece327f31022ded4a15ee41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86fc0b13da9674c2eee48e1527fe393f08a56f8c935715257e2b400dc44597e8
[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" "86fc0b13da9674c2eee48e1527fe393f08a56f8c935715257e2b400dc44597e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling union_impl v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.40s
[INFO] running `Command { std: "docker" "inspect" "86fc0b13da9674c2eee48e1527fe393f08a56f8c935715257e2b400dc44597e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fc0b13da9674c2eee48e1527fe393f08a56f8c935715257e2b400dc44597e8", kill_on_drop: false }`
[INFO] [stdout] 86fc0b13da9674c2eee48e1527fe393f08a56f8c935715257e2b400dc44597e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a4939588f63729bd8a75fbc02283caabe1f112ac0c8e9909d53ec4b183070a6
[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" "7a4939588f63729bd8a75fbc02283caabe1f112ac0c8e9909d53ec4b183070a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling union_impl v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "7a4939588f63729bd8a75fbc02283caabe1f112ac0c8e9909d53ec4b183070a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a4939588f63729bd8a75fbc02283caabe1f112ac0c8e9909d53ec4b183070a6", kill_on_drop: false }`
[INFO] [stdout] 7a4939588f63729bd8a75fbc02283caabe1f112ac0c8e9909d53ec4b183070a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] 496b28f7aa5823ce071db5399c32aed65c9f45195626c590c1afe50ae98642e5
[INFO] running `Command { std: "docker" "start" "-a" "496b28f7aa5823ce071db5399c32aed65c9f45195626c590c1afe50ae98642e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/union_impl-da6882347b7fbbf7)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests union_impl
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/union/name_constructors.rs - union::name_constructors::construct_thread_name (line 56) ... FAILED
[INFO] [stdout] test src/union/name_constructors.rs - union::name_constructors::construct_thread_name (line 38) ... FAILED
[INFO] [stdout] test src/expr_chain/group/group_determiner.rs - expr_chain::group::group_determiner::GroupDeterminer::new (line 21) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/union/name_constructors.rs - union::name_constructors::construct_thread_name (line 56) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `union`
[INFO] [stdout]  --> src/union/name_constructors.rs:57:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate union;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/union/name_constructors.rs - union::name_constructors::construct_thread_name (line 38) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `union`
[INFO] [stdout]  --> src/union/name_constructors.rs:39:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate union;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/expr_chain/group/group_determiner.rs - expr_chain::group::group_determiner::GroupDeterminer::new (line 21) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `quote::Token`
[INFO] [stdout]  --> src/expr_chain/group/group_determiner.rs:22:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quote::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^ no `Token` in the root
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `Token`
[INFO] [stdout]  --> src/expr_chain/group/group_determiner.rs:26:32
[INFO] [stdout]   |
[INFO] [stdout] 7 |    Box::new(|input| input.peek(Token![,])),
[INFO] [stdout]   |                                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `GroupDeterminer`
[INFO] [stdout]  --> src/expr_chain/group/group_determiner.rs:24:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | let first_comma_determiner = GroupDeterminer::new(
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^ use of undeclared type `GroupDeterminer`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/expr_chain/group/group_determiner.rs - expr_chain::group::group_determiner::GroupDeterminer::new (line 21)
[INFO] [stdout]     src/union/name_constructors.rs - union::name_constructors::construct_thread_name (line 38)
[INFO] [stdout]     src/union/name_constructors.rs - union::name_constructors::construct_thread_name (line 56)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "496b28f7aa5823ce071db5399c32aed65c9f45195626c590c1afe50ae98642e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "496b28f7aa5823ce071db5399c32aed65c9f45195626c590c1afe50ae98642e5", kill_on_drop: false }`
[INFO] [stdout] 496b28f7aa5823ce071db5399c32aed65c9f45195626c590c1afe50ae98642e5