[INFO] fetching crate treediff 4.0.0...
[INFO] testing treediff-4.0.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate treediff 4.0.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate treediff 4.0.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate treediff 4.0.0
[INFO] finished tweaking crates.io crate treediff 4.0.0
[INFO] tweaked toml for crates.io crate treediff 4.0.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0346e904897a4b5cc1c3581ec48d997364f32a66c670bfc12e6f05ea7f67fcd
[INFO] running `Command { std: "docker" "start" "-a" "b0346e904897a4b5cc1c3581ec48d997364f32a66c670bfc12e6f05ea7f67fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0346e904897a4b5cc1c3581ec48d997364f32a66c670bfc12e6f05ea7f67fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0346e904897a4b5cc1c3581ec48d997364f32a66c670bfc12e6f05ea7f67fcd", kill_on_drop: false }`
[INFO] [stdout] b0346e904897a4b5cc1c3581ec48d997364f32a66c670bfc12e6f05ea7f67fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de01a94e0245d3662b1a9ca4506784dbe5c481391354fa3dd8041c0c6093cb2a
[INFO] running `Command { std: "docker" "start" "-a" "de01a94e0245d3662b1a9ca4506784dbe5c481391354fa3dd8041c0c6093cb2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling treediff v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "de01a94e0245d3662b1a9ca4506784dbe5c481391354fa3dd8041c0c6093cb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de01a94e0245d3662b1a9ca4506784dbe5c481391354fa3dd8041c0c6093cb2a", kill_on_drop: false }`
[INFO] [stdout] de01a94e0245d3662b1a9ca4506784dbe5c481391354fa3dd8041c0c6093cb2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61a6b07959fa7add0cae11fcce3462c2fe8161e99bcc95b2d2b9acf6055476c9
[INFO] running `Command { std: "docker" "start" "-a" "61a6b07959fa7add0cae11fcce3462c2fe8161e99bcc95b2d2b9acf6055476c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling treediff v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "61a6b07959fa7add0cae11fcce3462c2fe8161e99bcc95b2d2b9acf6055476c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a6b07959fa7add0cae11fcce3462c2fe8161e99bcc95b2d2b9acf6055476c9", kill_on_drop: false }`
[INFO] [stdout] 61a6b07959fa7add0cae11fcce3462c2fe8161e99bcc95b2d2b9acf6055476c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 201dc460017a62be33ea4f9269d5978d8f8409d36d65943aa8a60140fe97f632
[INFO] running `Command { std: "docker" "start" "-a" "201dc460017a62be33ea4f9269d5978d8f8409d36d65943aa8a60140fe97f632", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/treediff-b1620324e66d6b42)
[INFO] [stderr]    Doc-tests treediff
[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] [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" "201dc460017a62be33ea4f9269d5978d8f8409d36d65943aa8a60140fe97f632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "201dc460017a62be33ea4f9269d5978d8f8409d36d65943aa8a60140fe97f632", kill_on_drop: false }`
[INFO] [stdout] 201dc460017a62be33ea4f9269d5978d8f8409d36d65943aa8a60140fe97f632