[INFO] fetching crate rustc-ap-rustc_expand 723.0.0...
[INFO] checking rustc-ap-rustc_expand-723.0.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate rustc-ap-rustc_expand 723.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_expand 723.0.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-rustc_expand 723.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_expand 723.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_expand 723.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-ap-rustc_attr v723.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_parse v723.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_passes v723.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acfb33d636ec182caa79ae13aa620c384772625002e357fdb3d425cbfa4da0ef
[INFO] running `Command { std: "docker" "start" "-a" "acfb33d636ec182caa79ae13aa620c384772625002e357fdb3d425cbfa4da0ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acfb33d636ec182caa79ae13aa620c384772625002e357fdb3d425cbfa4da0ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acfb33d636ec182caa79ae13aa620c384772625002e357fdb3d425cbfa4da0ef", kill_on_drop: false }`
[INFO] [stdout] acfb33d636ec182caa79ae13aa620c384772625002e357fdb3d425cbfa4da0ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6af9c28c6000d60b8e0f5779ace7d16eda6a92fd53ec628eec5f15bbb901190
[INFO] running `Command { std: "docker" "start" "-a" "f6af9c28c6000d60b8e0f5779ace7d16eda6a92fd53ec628eec5f15bbb901190", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-ap-rustc_fs_util v723.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v723.0.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking termize v0.1.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rustc-ap-rustc_span v723.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast v723.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_target v723.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_feature v723.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_lint_defs v723.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_ast_pretty v723.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_errors v723.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_session v723.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_attr v723.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_parse v723.0.0
[INFO] [stdout] error: environment variable `CFG_RELEASE` not defined
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-ap-rustc_attr-723.0.0/src/builtin.rs:594:47
[INFO] [stdout]     |
[INFO] [stdout] 594 |             let rustc_version = parse_version(env!("CFG_RELEASE"), true).unwrap();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-ap-rustc_attr`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f6af9c28c6000d60b8e0f5779ace7d16eda6a92fd53ec628eec5f15bbb901190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6af9c28c6000d60b8e0f5779ace7d16eda6a92fd53ec628eec5f15bbb901190", kill_on_drop: false }`
[INFO] [stdout] f6af9c28c6000d60b8e0f5779ace7d16eda6a92fd53ec628eec5f15bbb901190