[INFO] fetching crate trace-tools-attributes 0.1.0...
[INFO] testing trace-tools-attributes-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate trace-tools-attributes 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate trace-tools-attributes 0.1.0
[INFO] finished tweaking crates.io crate trace-tools-attributes 0.1.0
[INFO] tweaked toml for crates.io crate trace-tools-attributes 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate trace-tools-attributes 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.108)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b660f318d8da155f4f36f15767ce0267a4f7d76ebef65c7604bc8c483fbc014
[INFO] running `Command { std: "docker" "start" "-a" "4b660f318d8da155f4f36f15767ce0267a4f7d76ebef65c7604bc8c483fbc014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b660f318d8da155f4f36f15767ce0267a4f7d76ebef65c7604bc8c483fbc014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b660f318d8da155f4f36f15767ce0267a4f7d76ebef65c7604bc8c483fbc014", kill_on_drop: false }`
[INFO] [stdout] 4b660f318d8da155f4f36f15767ce0267a4f7d76ebef65c7604bc8c483fbc014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59164cee8d2a31b6ee779ab5df50476e9999beb0a4889612a361bec9ff0defe2
[INFO] running `Command { std: "docker" "start" "-a" "59164cee8d2a31b6ee779ab5df50476e9999beb0a4889612a361bec9ff0defe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling trace-tools-attributes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.03s
[INFO] running `Command { std: "docker" "inspect" "59164cee8d2a31b6ee779ab5df50476e9999beb0a4889612a361bec9ff0defe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59164cee8d2a31b6ee779ab5df50476e9999beb0a4889612a361bec9ff0defe2", kill_on_drop: false }`
[INFO] [stdout] 59164cee8d2a31b6ee779ab5df50476e9999beb0a4889612a361bec9ff0defe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d8f20fa4a83e00c2788854c85062ad5fd1ed4b91cc1b22ba561fad9c5a4c57b
[INFO] running `Command { std: "docker" "start" "-a" "3d8f20fa4a83e00c2788854c85062ad5fd1ed4b91cc1b22ba561fad9c5a4c57b", kill_on_drop: false }`
[INFO] [stderr]    Compiling trace-tools-attributes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "3d8f20fa4a83e00c2788854c85062ad5fd1ed4b91cc1b22ba561fad9c5a4c57b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d8f20fa4a83e00c2788854c85062ad5fd1ed4b91cc1b22ba561fad9c5a4c57b", kill_on_drop: false }`
[INFO] [stdout] 3d8f20fa4a83e00c2788854c85062ad5fd1ed4b91cc1b22ba561fad9c5a4c57b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61e555f994c0533bd67375cd7c0f1a9f76fdaf09f5a7f79a72582fa5b6db10df
[INFO] running `Command { std: "docker" "start" "-a" "61e555f994c0533bd67375cd7c0f1a9f76fdaf09f5a7f79a72582fa5b6db10df", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/trace_tools_attributes-74dca6b7a7a41413)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::observe_async ... ok
[INFO] [stdout] test tests::observe ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests trace_tools_attributes
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - observe (line 32) ... ignored
[INFO] [stdout] test src/lib.rs - observe (line 42) ... ignored
[INFO] [stdout] test src/lib.rs - observe (line 57) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "61e555f994c0533bd67375cd7c0f1a9f76fdaf09f5a7f79a72582fa5b6db10df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61e555f994c0533bd67375cd7c0f1a9f76fdaf09f5a7f79a72582fa5b6db10df", kill_on_drop: false }`
[INFO] [stdout] 61e555f994c0533bd67375cd7c0f1a9f76fdaf09f5a7f79a72582fa5b6db10df