[INFO] fetching crate pear 0.2.9... [INFO] building pear-0.2.9 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate pear 0.2.9 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate pear 0.2.9 [INFO] finished tweaking crates.io crate pear 0.2.9 [INFO] tweaked toml for crates.io crate pear 0.2.9 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pear 0.2.9 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 734d07f81e1a22e1fa021b8c69ccaf290e2b5fe835db193b9e5536388694fe4c [INFO] running `Command { std: "docker" "start" "-a" "734d07f81e1a22e1fa021b8c69ccaf290e2b5fe835db193b9e5536388694fe4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "734d07f81e1a22e1fa021b8c69ccaf290e2b5fe835db193b9e5536388694fe4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "734d07f81e1a22e1fa021b8c69ccaf290e2b5fe835db193b9e5536388694fe4c", kill_on_drop: false }` [INFO] [stdout] 734d07f81e1a22e1fa021b8c69ccaf290e2b5fe835db193b9e5536388694fe4c [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 458c40415d3744dc7d077ad00a26c9eef0ad6193e83e868ff7e01360532f4e34 [INFO] running `Command { std: "docker" "start" "-a" "458c40415d3744dc7d077ad00a26c9eef0ad6193e83e868ff7e01360532f4e34", kill_on_drop: false }` [INFO] [stderr] Compiling yansi v1.0.1 [INFO] [stderr] Compiling inlinable_string v0.1.15 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.10.1 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling pear_codegen v0.2.9 [INFO] [stderr] Compiling pear v0.2.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.65s [INFO] running `Command { std: "docker" "inspect" "458c40415d3744dc7d077ad00a26c9eef0ad6193e83e868ff7e01360532f4e34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "458c40415d3744dc7d077ad00a26c9eef0ad6193e83e868ff7e01360532f4e34", kill_on_drop: false }` [INFO] [stdout] 458c40415d3744dc7d077ad00a26c9eef0ad6193e83e868ff7e01360532f4e34 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 278ac9f84afc8fdc215730fdeefc8d4cd694310a756b8dee70c32c5eba0cefd6 [INFO] running `Command { std: "docker" "start" "-a" "278ac9f84afc8fdc215730fdeefc8d4cd694310a756b8dee70c32c5eba0cefd6", kill_on_drop: false }` [INFO] [stderr] Compiling pear v0.2.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/custom_expected.rs:10:14 [INFO] [stdout] | [INFO] [stdout] 10 | Expected(Expected>), [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 - Expected(Expected>), [INFO] [stdout] 10 + Expected(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `message` and `second` are never read [INFO] [stdout] --> tests/custom_expected.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | Other { [INFO] [stdout] | ----- fields in this variant [INFO] [stdout] 12 | message: Cow<'static, str>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 13 | second: Option> [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `Command { std: "docker" "inspect" "278ac9f84afc8fdc215730fdeefc8d4cd694310a756b8dee70c32c5eba0cefd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "278ac9f84afc8fdc215730fdeefc8d4cd694310a756b8dee70c32c5eba0cefd6", kill_on_drop: false }` [INFO] [stdout] 278ac9f84afc8fdc215730fdeefc8d4cd694310a756b8dee70c32c5eba0cefd6