[INFO] cloning repository https://github.com/olegnn/proc-macro-ICE
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/olegnn/proc-macro-ICE" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Fproc-macro-ICE", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Fproc-macro-ICE'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae28911a3829cd62af630e89c333bd6ac9c57cd1
[INFO] checking olegnn/proc-macro-ICE against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Folegnn%2Fproc-macro-ICE" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/olegnn/proc-macro-ICE on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/olegnn/proc-macro-ICE
[INFO] finished tweaking git repo https://github.com/olegnn/proc-macro-ICE
[INFO] tweaked toml for git repo https://github.com/olegnn/proc-macro-ICE written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/olegnn/proc-macro-ICE 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.7
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 255c726da202ef2cf5c109ba3259ed0ae94e43ce74e72343e0a425d1cacacbba
[INFO] running `Command { std: "docker" "start" "-a" "255c726da202ef2cf5c109ba3259ed0ae94e43ce74e72343e0a425d1cacacbba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "255c726da202ef2cf5c109ba3259ed0ae94e43ce74e72343e0a425d1cacacbba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255c726da202ef2cf5c109ba3259ed0ae94e43ce74e72343e0a425d1cacacbba", kill_on_drop: false }`
[INFO] [stdout] 255c726da202ef2cf5c109ba3259ed0ae94e43ce74e72343e0a425d1cacacbba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62a2e8e009a68394d4f19b63468189b3f00fcc8e7508fdfd4723c55a82b729ff
[INFO] running `Command { std: "docker" "start" "-a" "62a2e8e009a68394d4f19b63468189b3f00fcc8e7508fdfd4723c55a82b729ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking proc-macro-bug-impl v0.0.1 (/opt/rustwide/workdir/proc-macro-bug-impl)
[INFO] [stderr]     Checking proc-macro-bug v0.0.1 (/opt/rustwide/workdir/proc-macro-bug)
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]  --> proc-macro-bug/src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[some_macro(0)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: use-after-free of `proc_macro` symbol
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]  --> proc-macro-bug/src/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[some_macro(0)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: use-after-free of `proc_macro` symbol
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro-bug` (bin "proc-macro-bug") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `proc-macro-bug` (bin "proc-macro-bug" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "62a2e8e009a68394d4f19b63468189b3f00fcc8e7508fdfd4723c55a82b729ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a2e8e009a68394d4f19b63468189b3f00fcc8e7508fdfd4723c55a82b729ff", kill_on_drop: false }`
[INFO] [stdout] 62a2e8e009a68394d4f19b63468189b3f00fcc8e7508fdfd4723c55a82b729ff