[INFO] fetching crate triez 0.1.0...
[INFO] testing triez-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate triez 0.1.0 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate triez 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate triez 0.1.0
[INFO] finished tweaking crates.io crate triez 0.1.0
[INFO] tweaked toml for crates.io crate triez 0.1.0 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fd25c9128ffa67fe6f08e40325890aa32e23be7a0b914ef31f53b4e2a1e28f7
[INFO] running `Command { std: "docker" "start" "-a" "2fd25c9128ffa67fe6f08e40325890aa32e23be7a0b914ef31f53b4e2a1e28f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fd25c9128ffa67fe6f08e40325890aa32e23be7a0b914ef31f53b4e2a1e28f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd25c9128ffa67fe6f08e40325890aa32e23be7a0b914ef31f53b4e2a1e28f7", kill_on_drop: false }`
[INFO] [stdout] 2fd25c9128ffa67fe6f08e40325890aa32e23be7a0b914ef31f53b4e2a1e28f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df79903845b03dfa8040c90908f45db48ea4ee53ac8d8cfd88dc085786d9ede2
[INFO] running `Command { std: "docker" "start" "-a" "df79903845b03dfa8040c90908f45db48ea4ee53ac8d8cfd88dc085786d9ede2", kill_on_drop: false }`
[INFO] [stderr]    Compiling triez v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/radix_tree.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                         mem::replace(current, new);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/radix_tree.rs:136:45
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   mem::replace(child, Box::new(new_node));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "df79903845b03dfa8040c90908f45db48ea4ee53ac8d8cfd88dc085786d9ede2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df79903845b03dfa8040c90908f45db48ea4ee53ac8d8cfd88dc085786d9ede2", kill_on_drop: false }`
[INFO] [stdout] df79903845b03dfa8040c90908f45db48ea4ee53ac8d8cfd88dc085786d9ede2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44f2c7a6764d4ff0057856a01118607a8137286fa0eca7a69cc17331d8dffc30
[INFO] running `Command { std: "docker" "start" "-a" "44f2c7a6764d4ff0057856a01118607a8137286fa0eca7a69cc17331d8dffc30", kill_on_drop: false }`
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/radix_tree.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                         mem::replace(current, new);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling triez v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/radix_tree.rs:136:45
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   mem::replace(child, Box::new(new_node));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/radix_tree.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                         mem::replace(current, new);
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/radix_tree.rs:136:45
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   mem::replace(child, Box::new(new_node));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/triez-24f7ebd9b7d18d3d)
[INFO] running `Command { std: "docker" "inspect" "44f2c7a6764d4ff0057856a01118607a8137286fa0eca7a69cc17331d8dffc30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44f2c7a6764d4ff0057856a01118607a8137286fa0eca7a69cc17331d8dffc30", kill_on_drop: false }`
[INFO] [stdout] 44f2c7a6764d4ff0057856a01118607a8137286fa0eca7a69cc17331d8dffc30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b0c3b636dab82e186665611009f14aa522bb5918dac147b0cdb18bbb1dbe5c3
[INFO] running `Command { std: "docker" "start" "-a" "7b0c3b636dab82e186665611009f14aa522bb5918dac147b0cdb18bbb1dbe5c3", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]   --> src/radix_tree.rs:94:25
[INFO] [stderr]    |
[INFO] [stderr] 94 |                         mem::replace(current, new);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/radix_tree.rs:136:45
[INFO] [stderr]     |
[INFO] [stderr] 136 | ...                   mem::replace(child, Box::new(new_node));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: `triez` (lib) generated 2 warnings
[INFO] [stderr] warning: `triez` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/triez-24f7ebd9b7d18d3d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_trie_simple ... ok
[INFO] [stdout] test tests::test_trie_simple_numeric ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests triez
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Trie (line 17) ... FAILED
[INFO] [stdout] test src/radix_tree.rs - radix_tree::mem (line 11) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Trie (line 17) stdout ----
[INFO] [stdout] error: unexpected closing delimiter: `)`
[INFO] [stdout]  --> src/lib.rs:24:55
[INFO] [stdout]   |
[INFO] [stdout] 9 | assert_eq!(trie.contains(&String::from("asd"))), false);
[INFO] [stdout]   |                                                       ^ unexpected closing delimiter
[INFO] [stdout] 
[INFO] [stdout] error: mismatched closing delimiter: `)`
[INFO] [stdout]  --> src/lib.rs:17:73
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_17_0() {
[INFO] [stdout]   |                                                                         ^ unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 7 | assert_eq!(trie.contains(&String::from("asd"))), false);
[INFO] [stdout]   |                                                       ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] error: mismatched closing delimiter: `)`
[INFO] [stdout]  --> src/lib.rs:17:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_17_0() {
[INFO] [stdout]   |           ^ unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 8 | trie.insert(String::from("asd")));
[INFO] [stdout]   |                                 ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/radix_tree.rs - radix_tree::mem (line 11) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Trie`
[INFO] [stdout]  --> src/radix_tree.rs:12:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut trie = Trie::new(
[INFO] [stdout]   |                ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]   |
[INFO] [stdout] 2 | use triez::Trie;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Trie (line 17)
[INFO] [stdout]     src/radix_tree.rs - radix_tree::mem (line 11)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "7b0c3b636dab82e186665611009f14aa522bb5918dac147b0cdb18bbb1dbe5c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0c3b636dab82e186665611009f14aa522bb5918dac147b0cdb18bbb1dbe5c3", kill_on_drop: false }`
[INFO] [stdout] 7b0c3b636dab82e186665611009f14aa522bb5918dac147b0cdb18bbb1dbe5c3