[INFO] fetching crate abstract-syntax-tree 0.1.0...
[INFO] checking abstract-syntax-tree-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate abstract-syntax-tree 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate abstract-syntax-tree 0.1.0
[INFO] finished tweaking crates.io crate abstract-syntax-tree 0.1.0
[INFO] tweaked toml for crates.io crate abstract-syntax-tree 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate abstract-syntax-tree 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate abstract-syntax-tree 0.1.0 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46c5d653bac765f4b20f61e6332cd517b43a0a5519592f6737dbd9366a96f18d
[INFO] running `Command { std: "docker" "start" "-a" "46c5d653bac765f4b20f61e6332cd517b43a0a5519592f6737dbd9366a96f18d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46c5d653bac765f4b20f61e6332cd517b43a0a5519592f6737dbd9366a96f18d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46c5d653bac765f4b20f61e6332cd517b43a0a5519592f6737dbd9366a96f18d", kill_on_drop: false }`
[INFO] [stdout] 46c5d653bac765f4b20f61e6332cd517b43a0a5519592f6737dbd9366a96f18d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b8def4a3c134e3f5ae01a99f98bd9bc2bfcdaafcf05b4be86a033a4303e88b0
[INFO] running `Command { std: "docker" "start" "-a" "0b8def4a3c134e3f5ae01a99f98bd9bc2bfcdaafcf05b4be86a033a4303e88b0", kill_on_drop: false }`
[INFO] [stderr]     Checking abstract-syntax-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find derive macro `Ast` in this scope
[INFO] [stdout]  --> examples/ast.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Ast)]
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `phase` in this scope
[INFO] [stdout]  --> examples/ast.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[phase(Parse)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `phase` in this scope
[INFO] [stdout]  --> examples/ast.rs:5:3
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[phase(Desugar)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `phase` in this scope
[INFO] [stdout]  --> examples/ast.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[phase(Codegen)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `phase` in this scope
[INFO] [stdout]   --> examples/ast.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |     #[phase()]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast`
[INFO] [stdout]  --> examples/ast.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ast;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `abstract-syntax-tree` (example "ast") due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0b8def4a3c134e3f5ae01a99f98bd9bc2bfcdaafcf05b4be86a033a4303e88b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8def4a3c134e3f5ae01a99f98bd9bc2bfcdaafcf05b4be86a033a4303e88b0", kill_on_drop: false }`
[INFO] [stdout] 0b8def4a3c134e3f5ae01a99f98bd9bc2bfcdaafcf05b4be86a033a4303e88b0