[INFO] fetching crate text_tree_elements 0.1.0...
[INFO] testing text_tree_elements-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate text_tree_elements 0.1.0 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate text_tree_elements 0.1.0 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 text_tree_elements 0.1.0
[INFO] finished tweaking crates.io crate text_tree_elements 0.1.0
[INFO] tweaked toml for crates.io crate text_tree_elements 0.1.0 written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] crate crates.io crate text_tree_elements 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] e8209b9f7dc25c2626f6ed8b8382c1e7af1165d08549f46569f5e47a8dd313bb
[INFO] running `Command { std: "docker" "start" "-a" "e8209b9f7dc25c2626f6ed8b8382c1e7af1165d08549f46569f5e47a8dd313bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8209b9f7dc25c2626f6ed8b8382c1e7af1165d08549f46569f5e47a8dd313bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8209b9f7dc25c2626f6ed8b8382c1e7af1165d08549f46569f5e47a8dd313bb", kill_on_drop: false }`
[INFO] [stdout] e8209b9f7dc25c2626f6ed8b8382c1e7af1165d08549f46569f5e47a8dd313bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 2666c292e51a983a8e2a686e8f5dbb963c00a10cb3791b4ad7c01d21faaa5ed5
[INFO] running `Command { std: "docker" "start" "-a" "2666c292e51a983a8e2a686e8f5dbb963c00a10cb3791b4ad7c01d21faaa5ed5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling text_tree_elements v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "2666c292e51a983a8e2a686e8f5dbb963c00a10cb3791b4ad7c01d21faaa5ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2666c292e51a983a8e2a686e8f5dbb963c00a10cb3791b4ad7c01d21faaa5ed5", kill_on_drop: false }`
[INFO] [stdout] 2666c292e51a983a8e2a686e8f5dbb963c00a10cb3791b4ad7c01d21faaa5ed5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] b99ab2f695e5fb68a0df0af0856c835752477eb2d048d878cb8950842ee1e152
[INFO] running `Command { std: "docker" "start" "-a" "b99ab2f695e5fb68a0df0af0856c835752477eb2d048d878cb8950842ee1e152", kill_on_drop: false }`
[INFO] [stderr]    Compiling text_tree_elements v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "b99ab2f695e5fb68a0df0af0856c835752477eb2d048d878cb8950842ee1e152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99ab2f695e5fb68a0df0af0856c835752477eb2d048d878cb8950842ee1e152", kill_on_drop: false }`
[INFO] [stdout] b99ab2f695e5fb68a0df0af0856c835752477eb2d048d878cb8950842ee1e152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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] 6231344bb321d570a99680ae250545fbd5a52e28ce73b117d89d07f57d33e743
[INFO] running `Command { std: "docker" "start" "-a" "6231344bb321d570a99680ae250545fbd5a52e28ce73b117d89d07f57d33e743", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/text_tree_elements-6e35646bb5c2fdf2)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test text_tree_elements_tests::tests::get_prefix ... ok
[INFO] [stdout] test text_tree_elements_tests::tests::get_link ... ok
[INFO] [stdout] test text_tree_elements_tests::tests::get_prefix_branch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests text_tree_elements
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "6231344bb321d570a99680ae250545fbd5a52e28ce73b117d89d07f57d33e743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6231344bb321d570a99680ae250545fbd5a52e28ce73b117d89d07f57d33e743", kill_on_drop: false }`
[INFO] [stdout] 6231344bb321d570a99680ae250545fbd5a52e28ce73b117d89d07f57d33e743