[INFO] cloning repository https://github.com/howtocodeit/lock_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howtocodeit/lock_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowtocodeit%2Flock_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowtocodeit%2Flock_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5513dfea405fff85400b2d13133d0716eb57ccce
[INFO] testing howtocodeit/lock_tree against master#c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af for pr-154756
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowtocodeit%2Flock_tree" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/howtocodeit/lock_tree
[INFO] finished tweaking git repo https://github.com/howtocodeit/lock_tree
[INFO] tweaked toml for git repo https://github.com/howtocodeit/lock_tree written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/howtocodeit/lock_tree on toolchain c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/howtocodeit/lock_tree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 030b158a90074be071021e3646ca1bd8a72a56411540d2c0fdcb54176df9edc5
[INFO] running `Command { std: "docker" "start" "-a" "030b158a90074be071021e3646ca1bd8a72a56411540d2c0fdcb54176df9edc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "030b158a90074be071021e3646ca1bd8a72a56411540d2c0fdcb54176df9edc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030b158a90074be071021e3646ca1bd8a72a56411540d2c0fdcb54176df9edc5", kill_on_drop: false }`
[INFO] [stdout] 030b158a90074be071021e3646ca1bd8a72a56411540d2c0fdcb54176df9edc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caa6452e29baacdff8793bb26a47e753fc09661e5de67ba66f8a3ead5d9745fa
[INFO] running `Command { std: "docker" "start" "-a" "caa6452e29baacdff8793bb26a47e753fc09661e5de67ba66f8a3ead5d9745fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "caa6452e29baacdff8793bb26a47e753fc09661e5de67ba66f8a3ead5d9745fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa6452e29baacdff8793bb26a47e753fc09661e5de67ba66f8a3ead5d9745fa", kill_on_drop: false }`
[INFO] [stdout] caa6452e29baacdff8793bb26a47e753fc09661e5de67ba66f8a3ead5d9745fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ede1e4e681830372a326d862cd3d4213401e7bb818b2068d2df7aac58d6828b0
[INFO] running `Command { std: "docker" "start" "-a" "ede1e4e681830372a326d862cd3d4213401e7bb818b2068d2df7aac58d6828b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "ede1e4e681830372a326d862cd3d4213401e7bb818b2068d2df7aac58d6828b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede1e4e681830372a326d862cd3d4213401e7bb818b2068d2df7aac58d6828b0", kill_on_drop: false }`
[INFO] [stdout] ede1e4e681830372a326d862cd3d4213401e7bb818b2068d2df7aac58d6828b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 754a4282417ac7bd24966eb4badc270541d9399d2dde87e89136a0eee75a5a16
[INFO] running `Command { std: "docker" "start" "-a" "754a4282417ac7bd24966eb4badc270541d9399d2dde87e89136a0eee75a5a16", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lock_tree-3179fca1e496534c)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::adopt ... ok
[INFO] [stdout] test test::cast_with_for_indexing_into_sub_field_state ... ok
[INFO] [stdout] test relation::test::lock_a_then_c ... ok
[INFO] [stdout] test test::unlocked_access_does_not_prevent_locking ... ok
[INFO] [stdout] test test::lock_a_then_c ... ok
[INFO] [stdout] test test::unlocked_access_with_does_not_prevent_locking ... 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] [stderr]    Doc-tests lock_tree
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 163) - compile fail ... ok
[INFO] [stdout] test src/relation.rs - relation (line 54) - compile ... ok
[INFO] [stdout] test src/relation.rs - relation (line 39) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 62) - compile fail ... ok
[INFO] [stdout] test src/relation.rs - relation (line 17) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 111) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - Locked<T,L>::adopt (line 541) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "754a4282417ac7bd24966eb4badc270541d9399d2dde87e89136a0eee75a5a16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "754a4282417ac7bd24966eb4badc270541d9399d2dde87e89136a0eee75a5a16", kill_on_drop: false }`
[INFO] [stdout] 754a4282417ac7bd24966eb4badc270541d9399d2dde87e89136a0eee75a5a16