[INFO] fetching crate prefix-tree-rs 0.1.1...
[INFO] testing prefix-tree-rs-0.1.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate prefix-tree-rs 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate prefix-tree-rs 0.1.1
[INFO] finished tweaking crates.io crate prefix-tree-rs 0.1.1
[INFO] tweaked toml for crates.io crate prefix-tree-rs 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prefix-tree-rs 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bc437b2f9f0f93eaa7b29cfc1c8fcf2724c85273647395cac7bfa1048d34405e
[INFO] running `Command { std: "docker" "start" "-a" "bc437b2f9f0f93eaa7b29cfc1c8fcf2724c85273647395cac7bfa1048d34405e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc437b2f9f0f93eaa7b29cfc1c8fcf2724c85273647395cac7bfa1048d34405e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc437b2f9f0f93eaa7b29cfc1c8fcf2724c85273647395cac7bfa1048d34405e", kill_on_drop: false }`
[INFO] [stdout] bc437b2f9f0f93eaa7b29cfc1c8fcf2724c85273647395cac7bfa1048d34405e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ce77157b773bf8025d1fc635025ac6dc3ab52f8b22dcf2c0acb60921e228d0b0
[INFO] running `Command { std: "docker" "start" "-a" "ce77157b773bf8025d1fc635025ac6dc3ab52f8b22dcf2c0acb60921e228d0b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-tree-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "ce77157b773bf8025d1fc635025ac6dc3ab52f8b22dcf2c0acb60921e228d0b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce77157b773bf8025d1fc635025ac6dc3ab52f8b22dcf2c0acb60921e228d0b0", kill_on_drop: false }`
[INFO] [stdout] ce77157b773bf8025d1fc635025ac6dc3ab52f8b22dcf2c0acb60921e228d0b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] da498c1af4b3bec4abc43b8f19bb44ddf9a4bff62b7b8efb0f45b600329565c2
[INFO] running `Command { std: "docker" "start" "-a" "da498c1af4b3bec4abc43b8f19bb44ddf9a4bff62b7b8efb0f45b600329565c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-tree-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "da498c1af4b3bec4abc43b8f19bb44ddf9a4bff62b7b8efb0f45b600329565c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da498c1af4b3bec4abc43b8f19bb44ddf9a4bff62b7b8efb0f45b600329565c2", kill_on_drop: false }`
[INFO] [stdout] da498c1af4b3bec4abc43b8f19bb44ddf9a4bff62b7b8efb0f45b600329565c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9bfd7a29453013f3eb37431212091dab5e7d86ed4959100ad5742350c12f6af8
[INFO] running `Command { std: "docker" "start" "-a" "9bfd7a29453013f3eb37431212091dab5e7d86ed4959100ad5742350c12f6af8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prefix_tree_rs-23711f4a4781019c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test prefix_tree::tests::test_insert_and_search ... ok
[INFO] [stdout] test prefix_tree::tests::test_starts_with ... 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 prefix_tree_rs
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/prefix_tree.rs - prefix_tree::Trie::starts_with (line 106) ... ok
[INFO] [stdout] test src/prefix_tree.rs - prefix_tree (line 9) ... ok
[INFO] [stdout] test src/prefix_tree.rs - prefix_tree::Trie::new (line 49) ... ok
[INFO] [stdout] test src/prefix_tree.rs - prefix_tree::Trie::search (line 83) ... ok
[INFO] [stdout] test src/prefix_tree.rs - prefix_tree::Trie::insert (line 64) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9bfd7a29453013f3eb37431212091dab5e7d86ed4959100ad5742350c12f6af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bfd7a29453013f3eb37431212091dab5e7d86ed4959100ad5742350c12f6af8", kill_on_drop: false }`
[INFO] [stdout] 9bfd7a29453013f3eb37431212091dab5e7d86ed4959100ad5742350c12f6af8