[INFO] fetching crate tree_magic_mini 3.2.0...
[INFO] building tree_magic_mini-3.2.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tree_magic_mini 3.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tree_magic_mini 3.2.0
[INFO] finished tweaking crates.io crate tree_magic_mini 3.2.0
[INFO] tweaked toml for crates.io crate tree_magic_mini 3.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tree_magic_mini 3.2.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tree_magic_mini 3.2.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d655269c386e1604afea221d1704793105f1862e97c9122c6e7db52f495e97d
[INFO] running `Command { std: "docker" "start" "-a" "4d655269c386e1604afea221d1704793105f1862e97c9122c6e7db52f495e97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d655269c386e1604afea221d1704793105f1862e97c9122c6e7db52f495e97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d655269c386e1604afea221d1704793105f1862e97c9122c6e7db52f495e97d", kill_on_drop: false }`
[INFO] [stdout] 4d655269c386e1604afea221d1704793105f1862e97c9122c6e7db52f495e97d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5901c4d94e8fb0f6ca80062d3d13ae73a01c304b2c61cace1a27a9856a36d4d
[INFO] running `Command { std: "docker" "start" "-a" "e5901c4d94e8fb0f6ca80062d3d13ae73a01c304b2c61cace1a27a9856a36d4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling tree_magic_mini v3.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "e5901c4d94e8fb0f6ca80062d3d13ae73a01c304b2c61cace1a27a9856a36d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5901c4d94e8fb0f6ca80062d3d13ae73a01c304b2c61cace1a27a9856a36d4d", kill_on_drop: false }`
[INFO] [stdout] e5901c4d94e8fb0f6ca80062d3d13ae73a01c304b2c61cace1a27a9856a36d4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e0b3bb48bf136c35f1b032b3a07a51c13089e6443390bb2944411a88c54e5e3
[INFO] running `Command { std: "docker" "start" "-a" "8e0b3bb48bf136c35f1b032b3a07a51c13089e6443390bb2944411a88c54e5e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling tree_magic_mini v3.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "8e0b3bb48bf136c35f1b032b3a07a51c13089e6443390bb2944411a88c54e5e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e0b3bb48bf136c35f1b032b3a07a51c13089e6443390bb2944411a88c54e5e3", kill_on_drop: false }`
[INFO] [stdout] 8e0b3bb48bf136c35f1b032b3a07a51c13089e6443390bb2944411a88c54e5e3