[INFO] fetching crate treenut 0.0.0...
[INFO] testing treenut-0.0.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate treenut 0.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate treenut 0.0.0
[INFO] finished tweaking crates.io crate treenut 0.0.0
[INFO] tweaked toml for crates.io crate treenut 0.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate treenut 0.0.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate treenut 0.0.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f8ba452075ddd730c11785975429d01495eca5180fe4273f9a114d8627c1ec3
[INFO] running `Command { std: "docker" "start" "-a" "9f8ba452075ddd730c11785975429d01495eca5180fe4273f9a114d8627c1ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f8ba452075ddd730c11785975429d01495eca5180fe4273f9a114d8627c1ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f8ba452075ddd730c11785975429d01495eca5180fe4273f9a114d8627c1ec3", kill_on_drop: false }`
[INFO] [stdout] 9f8ba452075ddd730c11785975429d01495eca5180fe4273f9a114d8627c1ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d698c69ecc794b0c01a95a6e7dbf03295ffc60051e6110692d0c082ea7a37b97
[INFO] running `Command { std: "docker" "start" "-a" "d698c69ecc794b0c01a95a6e7dbf03295ffc60051e6110692d0c082ea7a37b97", kill_on_drop: false }`
[INFO] [stderr]    Compiling treenut v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "d698c69ecc794b0c01a95a6e7dbf03295ffc60051e6110692d0c082ea7a37b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d698c69ecc794b0c01a95a6e7dbf03295ffc60051e6110692d0c082ea7a37b97", kill_on_drop: false }`
[INFO] [stdout] d698c69ecc794b0c01a95a6e7dbf03295ffc60051e6110692d0c082ea7a37b97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32d4f5c52c9e36051284f734d0a3e8cfcc0e708043c1f9ed2b080f50451ab5d4
[INFO] running `Command { std: "docker" "start" "-a" "32d4f5c52c9e36051284f734d0a3e8cfcc0e708043c1f9ed2b080f50451ab5d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling treenut v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "32d4f5c52c9e36051284f734d0a3e8cfcc0e708043c1f9ed2b080f50451ab5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d4f5c52c9e36051284f734d0a3e8cfcc0e708043c1f9ed2b080f50451ab5d4", kill_on_drop: false }`
[INFO] [stdout] 32d4f5c52c9e36051284f734d0a3e8cfcc0e708043c1f9ed2b080f50451ab5d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1ebb2b7314b0ee541440f7baeb2702a1fa03b331f798cab0538ae5832f2a9f3
[INFO] running `Command { std: "docker" "start" "-a" "e1ebb2b7314b0ee541440f7baeb2702a1fa03b331f798cab0538ae5832f2a9f3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/treenut-618aacb4d30f0217)
[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" "e1ebb2b7314b0ee541440f7baeb2702a1fa03b331f798cab0538ae5832f2a9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ebb2b7314b0ee541440f7baeb2702a1fa03b331f798cab0538ae5832f2a9f3", kill_on_drop: false }`
[INFO] [stdout] e1ebb2b7314b0ee541440f7baeb2702a1fa03b331f798cab0538ae5832f2a9f3