[INFO] fetching crate async-backtrace-attributes 0.2.6...
[INFO] checking async-backtrace-attributes-0.2.6 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate async-backtrace-attributes 0.2.6 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate async-backtrace-attributes 0.2.6 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-backtrace-attributes 0.2.6
[INFO] finished tweaking crates.io crate async-backtrace-attributes 0.2.6
[INFO] tweaked toml for crates.io crate async-backtrace-attributes 0.2.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc36a99eb53d1c6eb72ce863b7843e187f5312afbc9e217544ab688218fd29e9
[INFO] running `Command { std: "docker" "start" "-a" "fc36a99eb53d1c6eb72ce863b7843e187f5312afbc9e217544ab688218fd29e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc36a99eb53d1c6eb72ce863b7843e187f5312afbc9e217544ab688218fd29e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc36a99eb53d1c6eb72ce863b7843e187f5312afbc9e217544ab688218fd29e9", kill_on_drop: false }`
[INFO] [stdout] fc36a99eb53d1c6eb72ce863b7843e187f5312afbc9e217544ab688218fd29e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 376fa85ed8ee2612a3ce0d50f35d5fb744e87e5e32d1b07a762f545da253dfe0
[INFO] running `Command { std: "docker" "start" "-a" "376fa85ed8ee2612a3ce0d50f35d5fb744e87e5e32d1b07a762f545da253dfe0", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking proc-macro2 v1.0.81
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v2.0.60
[INFO] [stderr]     Checking async-backtrace-attributes v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `IdentAndTypesRenamer` is never constructed
[INFO] [stdout]    --> src/expand.rs:368:8
[INFO] [stdout]     |
[INFO] [stdout] 368 | struct IdentAndTypesRenamer<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AsyncTraitBlockReplacer` is never constructed
[INFO] [stdout]    --> src/expand.rs:397:8
[INFO] [stdout]     |
[INFO] [stdout] 397 | struct AsyncTraitBlockReplacer<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IdentAndTypesRenamer` is never constructed
[INFO] [stdout]    --> src/expand.rs:368:8
[INFO] [stdout]     |
[INFO] [stdout] 368 | struct IdentAndTypesRenamer<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AsyncTraitBlockReplacer` is never constructed
[INFO] [stdout]    --> src/expand.rs:397:8
[INFO] [stdout]     |
[INFO] [stdout] 397 | struct AsyncTraitBlockReplacer<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "376fa85ed8ee2612a3ce0d50f35d5fb744e87e5e32d1b07a762f545da253dfe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376fa85ed8ee2612a3ce0d50f35d5fb744e87e5e32d1b07a762f545da253dfe0", kill_on_drop: false }`
[INFO] [stdout] 376fa85ed8ee2612a3ce0d50f35d5fb744e87e5e32d1b07a762f545da253dfe0
[INFO] checking async-backtrace-attributes-0.2.6 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate async-backtrace-attributes 0.2.6 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate async-backtrace-attributes 0.2.6 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-backtrace-attributes 0.2.6
[INFO] finished tweaking crates.io crate async-backtrace-attributes 0.2.6
[INFO] tweaked toml for crates.io crate async-backtrace-attributes 0.2.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8017953d108f37ca7fd049469c7516c7ac91ee7cea0fde8466fa2f79fd7154b
[INFO] running `Command { std: "docker" "start" "-a" "c8017953d108f37ca7fd049469c7516c7ac91ee7cea0fde8466fa2f79fd7154b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8017953d108f37ca7fd049469c7516c7ac91ee7cea0fde8466fa2f79fd7154b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8017953d108f37ca7fd049469c7516c7ac91ee7cea0fde8466fa2f79fd7154b", kill_on_drop: false }`
[INFO] [stdout] c8017953d108f37ca7fd049469c7516c7ac91ee7cea0fde8466fa2f79fd7154b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43786f8e997f82dfcef2ea3aacf32a4393a0ec8c35de9d62e0d77b3cc4d17115
[INFO] running `Command { std: "docker" "start" "-a" "43786f8e997f82dfcef2ea3aacf32a4393a0ec8c35de9d62e0d77b3cc4d17115", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking proc-macro2 v1.0.81
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v2.0.60
[INFO] [stderr]     Checking async-backtrace-attributes v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `IdentAndTypesRenamer` is never constructed
[INFO] [stdout]    --> src/expand.rs:368:8
[INFO] [stdout]     |
[INFO] [stdout] 368 | struct IdentAndTypesRenamer<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AsyncTraitBlockReplacer` is never constructed
[INFO] [stdout]    --> src/expand.rs:397:8
[INFO] [stdout]     |
[INFO] [stdout] 397 | struct AsyncTraitBlockReplacer<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IdentAndTypesRenamer` is never constructed
[INFO] [stdout]    --> src/expand.rs:368:8
[INFO] [stdout]     |
[INFO] [stdout] 368 | struct IdentAndTypesRenamer<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AsyncTraitBlockReplacer` is never constructed
[INFO] [stdout]    --> src/expand.rs:397:8
[INFO] [stdout]     |
[INFO] [stdout] 397 | struct AsyncTraitBlockReplacer<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "43786f8e997f82dfcef2ea3aacf32a4393a0ec8c35de9d62e0d77b3cc4d17115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43786f8e997f82dfcef2ea3aacf32a4393a0ec8c35de9d62e0d77b3cc4d17115", kill_on_drop: false }`
[INFO] [stdout] 43786f8e997f82dfcef2ea3aacf32a4393a0ec8c35de9d62e0d77b3cc4d17115
