[INFO] fetching crate my-notes 1.4.2...
[INFO] testing my-notes-1.4.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate my-notes 1.4.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate my-notes 1.4.2
[INFO] finished tweaking crates.io crate my-notes 1.4.2
[INFO] tweaked toml for crates.io crate my-notes 1.4.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate my-notes 1.4.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate my-notes 1.4.2 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3dac4a5b97aaf80333e21153e3f9962ba028a3fd15960010ea01e93df21d59b
[INFO] running `Command { std: "docker" "start" "-a" "e3dac4a5b97aaf80333e21153e3f9962ba028a3fd15960010ea01e93df21d59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3dac4a5b97aaf80333e21153e3f9962ba028a3fd15960010ea01e93df21d59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3dac4a5b97aaf80333e21153e3f9962ba028a3fd15960010ea01e93df21d59b", kill_on_drop: false }`
[INFO] [stdout] e3dac4a5b97aaf80333e21153e3f9962ba028a3fd15960010ea01e93df21d59b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13e4d93778ab4fca0d6bf7f6335f16a46e5c15fcfb7601f35d967e71ad2fd77f
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[INFO] [stderr]    Compiling my-notes v1.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> src/main.rs:316:13
[INFO] [stdout]     |
[INFO] [stdout] 316 |             format!("No notes found at path: {:?}", path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 316 |             let _ = format!("No notes found at path: {:?}", path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.63s
[INFO] running `Command { std: "docker" "inspect" "13e4d93778ab4fca0d6bf7f6335f16a46e5c15fcfb7601f35d967e71ad2fd77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13e4d93778ab4fca0d6bf7f6335f16a46e5c15fcfb7601f35d967e71ad2fd77f", kill_on_drop: false }`
[INFO] [stdout] 13e4d93778ab4fca0d6bf7f6335f16a46e5c15fcfb7601f35d967e71ad2fd77f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2346cbeb44a6d8bb909ec15c891e458b062f745ddc1c917c094b2ef6bf999e9
[INFO] running `Command { std: "docker" "start" "-a" "e2346cbeb44a6d8bb909ec15c891e458b062f745ddc1c917c094b2ef6bf999e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling my-notes v1.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> src/main.rs:316:13
[INFO] [stdout]     |
[INFO] [stdout] 316 |             format!("No notes found at path: {:?}", path);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 316 |             let _ = format!("No notes found at path: {:?}", path);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "e2346cbeb44a6d8bb909ec15c891e458b062f745ddc1c917c094b2ef6bf999e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2346cbeb44a6d8bb909ec15c891e458b062f745ddc1c917c094b2ef6bf999e9", kill_on_drop: false }`
[INFO] [stdout] e2346cbeb44a6d8bb909ec15c891e458b062f745ddc1c917c094b2ef6bf999e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f8d40610a2a4d7202d1992c42a73a6047b62375354ad4c9f3bfdab586da33b8
[INFO] running `Command { std: "docker" "start" "-a" "2f8d40610a2a4d7202d1992c42a73a6047b62375354ad4c9f3bfdab586da33b8", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `must_use` that must be used
[INFO] [stderr]    --> src/main.rs:316:13
[INFO] [stderr]     |
[INFO] [stderr] 316 |             format!("No notes found at path: {:?}", path);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 316 |             let _ = format!("No notes found at path: {:?}", path);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `my-notes` (bin "my-notes" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/my_notes-3c79e87410171e5e)
[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" "2f8d40610a2a4d7202d1992c42a73a6047b62375354ad4c9f3bfdab586da33b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f8d40610a2a4d7202d1992c42a73a6047b62375354ad4c9f3bfdab586da33b8", kill_on_drop: false }`
[INFO] [stdout] 2f8d40610a2a4d7202d1992c42a73a6047b62375354ad4c9f3bfdab586da33b8