[INFO] fetching crate trie-root 0.17.0...
[INFO] testing trie-root-0.17.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate trie-root 0.17.0 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate trie-root 0.17.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trie-root 0.17.0
[INFO] finished tweaking crates.io crate trie-root 0.17.0
[INFO] tweaked toml for crates.io crate trie-root 0.17.0 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d21f2ee6bcd6aadb7f7842a48a0275a80a2af6313421c484e560f6d1789ba427
[INFO] running `Command { std: "docker" "start" "-a" "d21f2ee6bcd6aadb7f7842a48a0275a80a2af6313421c484e560f6d1789ba427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d21f2ee6bcd6aadb7f7842a48a0275a80a2af6313421c484e560f6d1789ba427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d21f2ee6bcd6aadb7f7842a48a0275a80a2af6313421c484e560f6d1789ba427", kill_on_drop: false }`
[INFO] [stdout] d21f2ee6bcd6aadb7f7842a48a0275a80a2af6313421c484e560f6d1789ba427
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfdc811981850c0b7ddf30274330d7723dcb63fed7dd1fc6ff26eb031d00e311
[INFO] running `Command { std: "docker" "start" "-a" "dfdc811981850c0b7ddf30274330d7723dcb63fed7dd1fc6ff26eb031d00e311", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling trie-root v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "dfdc811981850c0b7ddf30274330d7723dcb63fed7dd1fc6ff26eb031d00e311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfdc811981850c0b7ddf30274330d7723dcb63fed7dd1fc6ff26eb031d00e311", kill_on_drop: false }`
[INFO] [stdout] dfdc811981850c0b7ddf30274330d7723dcb63fed7dd1fc6ff26eb031d00e311
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0754878d1e6f94235e396c361bf9f7c2aadaf968c44d2da1b1ea4234250cfd07
[INFO] running `Command { std: "docker" "start" "-a" "0754878d1e6f94235e396c361bf9f7c2aadaf968c44d2da1b1ea4234250cfd07", kill_on_drop: false }`
[INFO] [stderr]    Compiling trie-root v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "0754878d1e6f94235e396c361bf9f7c2aadaf968c44d2da1b1ea4234250cfd07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0754878d1e6f94235e396c361bf9f7c2aadaf968c44d2da1b1ea4234250cfd07", kill_on_drop: false }`
[INFO] [stdout] 0754878d1e6f94235e396c361bf9f7c2aadaf968c44d2da1b1ea4234250cfd07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4101c2fceb0780c44cd66ca14dd3afdf3dcb03d3ee19fcfd03084cfc09d24a2a
[INFO] running `Command { std: "docker" "start" "-a" "4101c2fceb0780c44cd66ca14dd3afdf3dcb03d3ee19fcfd03084cfc09d24a2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trie_root-a2fde06b2328f6c5)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests trie-root
[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 2 tests
[INFO] [stdout] test src/lib.rs - sec_trie_root (line 236) ... ignored
[INFO] [stdout] test src/lib.rs - trie_root (line 104) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4101c2fceb0780c44cd66ca14dd3afdf3dcb03d3ee19fcfd03084cfc09d24a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4101c2fceb0780c44cd66ca14dd3afdf3dcb03d3ee19fcfd03084cfc09d24a2a", kill_on_drop: false }`
[INFO] [stdout] 4101c2fceb0780c44cd66ca14dd3afdf3dcb03d3ee19fcfd03084cfc09d24a2a