[INFO] fetching crate heapless_topo 0.1.4...
[INFO] testing heapless_topo-0.1.4 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate heapless_topo 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate heapless_topo 0.1.4
[INFO] finished tweaking crates.io crate heapless_topo 0.1.4
[INFO] tweaked toml for crates.io crate heapless_topo 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate heapless_topo 0.1.4 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding defmt v0.3.100 (available: v1.0.1)
[INFO] [stderr]       Adding heapless v0.8.0 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 006919b6cdd7203740eba8680060338291e86c921d7d8a9bcfb656df671eda30
[INFO] running `Command { std: "docker" "start" "-a" "006919b6cdd7203740eba8680060338291e86c921d7d8a9bcfb656df671eda30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "006919b6cdd7203740eba8680060338291e86c921d7d8a9bcfb656df671eda30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "006919b6cdd7203740eba8680060338291e86c921d7d8a9bcfb656df671eda30", kill_on_drop: false }`
[INFO] [stdout] 006919b6cdd7203740eba8680060338291e86c921d7d8a9bcfb656df671eda30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a107a0a05acdf4f54484c0153cecff57c589ac8316c7a0011967748783572ee5
[INFO] running `Command { std: "docker" "start" "-a" "a107a0a05acdf4f54484c0153cecff57c589ac8316c7a0011967748783572ee5", kill_on_drop: false }`
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling heapless_topo v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "a107a0a05acdf4f54484c0153cecff57c589ac8316c7a0011967748783572ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a107a0a05acdf4f54484c0153cecff57c589ac8316c7a0011967748783572ee5", kill_on_drop: false }`
[INFO] [stdout] a107a0a05acdf4f54484c0153cecff57c589ac8316c7a0011967748783572ee5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bc1552a3189446b1ef74d6e5e4ce0ed1496de981d4f4c8e201db3c03b83a331
[INFO] running `Command { std: "docker" "start" "-a" "0bc1552a3189446b1ef74d6e5e4ce0ed1496de981d4f4c8e201db3c03b83a331", kill_on_drop: false }`
[INFO] [stderr]    Compiling heapless_topo v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "0bc1552a3189446b1ef74d6e5e4ce0ed1496de981d4f4c8e201db3c03b83a331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc1552a3189446b1ef74d6e5e4ce0ed1496de981d4f4c8e201db3c03b83a331", kill_on_drop: false }`
[INFO] [stdout] 0bc1552a3189446b1ef74d6e5e4ce0ed1496de981d4f4c8e201db3c03b83a331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d4c418115385a8a29854b0624a1f49f2f2fc52351b9f8b101dbe4ce58b84e21c
[INFO] running `Command { std: "docker" "start" "-a" "d4c418115385a8a29854b0624a1f49f2f2fc52351b9f8b101dbe4ce58b84e21c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/heapless_topo-039a18e382c7c9cf)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::err_too_many_edges ... ok
[INFO] [stdout] test tests::ok_branching ... ok
[INFO] [stdout] test tests::ok ... ok
[INFO] [stderr]    Doc-tests heapless_topo
[INFO] [stdout] test tests::ok_with_push ... ok
[INFO] [stdout] test tests::err_cycles ... ok
[INFO] [stdout] test tests::err_num_nodes_greater_than_num_edges ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] error[E0277]: `heapless_topo::Error` doesn't implement `Debug`
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | assert_eq!(Ok(expected), sorted);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Debug` is not implemented for `heapless_topo::Error`
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `Debug` is implemented for `Result<T, E>`
[INFO] [stdout]   --> /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/result.rs:552:15
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `heapless_topo::Error` doesn't implement `Debug`
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | assert_eq!(Ok(expected), sorted);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Debug` is not implemented for `heapless_topo::Error`
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `Debug` is implemented for `Result<T, E>`
[INFO] [stdout]   --> /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/result.rs:552:15
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "d4c418115385a8a29854b0624a1f49f2f2fc52351b9f8b101dbe4ce58b84e21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c418115385a8a29854b0624a1f49f2f2fc52351b9f8b101dbe4ce58b84e21c", kill_on_drop: false }`
[INFO] [stdout] d4c418115385a8a29854b0624a1f49f2f2fc52351b9f8b101dbe4ce58b84e21c
