[INFO] fetching crate pkenum 0.3.1...
[INFO] checking pkenum-0.3.1 against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for pr-155501
[INFO] extracting crate pkenum 0.3.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate pkenum 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pkenum 0.3.1
[INFO] tweaked toml for crates.io crate pkenum 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pkenum 0.3.1 on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pkenum 0.3.1 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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8930c93df66323f6d77bca4474a807303b70a7da9d6bc1419431c89fbcbb544
[INFO] running `Command { std: "docker" "start" "-a" "b8930c93df66323f6d77bca4474a807303b70a7da9d6bc1419431c89fbcbb544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8930c93df66323f6d77bca4474a807303b70a7da9d6bc1419431c89fbcbb544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8930c93df66323f6d77bca4474a807303b70a7da9d6bc1419431c89fbcbb544", kill_on_drop: false }`
[INFO] [stdout] b8930c93df66323f6d77bca4474a807303b70a7da9d6bc1419431c89fbcbb544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c491b4813e634319507eccce04abefc72cd28e22c8499ba1f88ab0d03f3aebc
[INFO] running `Command { std: "docker" "start" "-a" "2c491b4813e634319507eccce04abefc72cd28e22c8499ba1f88ab0d03f3aebc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking pkenum_core v0.3.1
[INFO] [stderr]    Compiling pkenum_macro v0.3.1
[INFO] [stderr]     Checking pkenum v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.82s
[INFO] running `Command { std: "docker" "inspect" "2c491b4813e634319507eccce04abefc72cd28e22c8499ba1f88ab0d03f3aebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c491b4813e634319507eccce04abefc72cd28e22c8499ba1f88ab0d03f3aebc", kill_on_drop: false }`
[INFO] [stdout] 2c491b4813e634319507eccce04abefc72cd28e22c8499ba1f88ab0d03f3aebc