[INFO] fetching crate abstract-syntax-tree 0.1.0...
[INFO] testing abstract-syntax-tree-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate abstract-syntax-tree 0.1.0 into /workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate abstract-syntax-tree 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1463f0b30bc1035ef640b34e2284e597b0c117e1c35a3d784e89c669eb580d67
[INFO] running `Command { std: "docker" "start" "-a" "1463f0b30bc1035ef640b34e2284e597b0c117e1c35a3d784e89c669eb580d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1463f0b30bc1035ef640b34e2284e597b0c117e1c35a3d784e89c669eb580d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1463f0b30bc1035ef640b34e2284e597b0c117e1c35a3d784e89c669eb580d67", kill_on_drop: false }`
[INFO] [stdout] 1463f0b30bc1035ef640b34e2284e597b0c117e1c35a3d784e89c669eb580d67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f8f379ec55701717b3330eeaab4add5a565098b5b12ed569fd08faffe718885
[INFO] running `Command { std: "docker" "start" "-a" "5f8f379ec55701717b3330eeaab4add5a565098b5b12ed569fd08faffe718885", kill_on_drop: false }`
[INFO] [stderr]    Compiling abstract-syntax-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "5f8f379ec55701717b3330eeaab4add5a565098b5b12ed569fd08faffe718885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f8f379ec55701717b3330eeaab4add5a565098b5b12ed569fd08faffe718885", kill_on_drop: false }`
[INFO] [stdout] 5f8f379ec55701717b3330eeaab4add5a565098b5b12ed569fd08faffe718885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f89fde2ab4c2592193aa0cc29119d9fe966dcaeda7c361d26c1209c91bb0542a
[INFO] running `Command { std: "docker" "start" "-a" "f89fde2ab4c2592193aa0cc29119d9fe966dcaeda7c361d26c1209c91bb0542a", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) 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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f89fde2ab4c2592193aa0cc29119d9fe966dcaeda7c361d26c1209c91bb0542a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f89fde2ab4c2592193aa0cc29119d9fe966dcaeda7c361d26c1209c91bb0542a", kill_on_drop: false }`
[INFO] [stdout] f89fde2ab4c2592193aa0cc29119d9fe966dcaeda7c361d26c1209c91bb0542a