[INFO] cloning repository https://github.com/lann/fermybot3000
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lann/fermybot3000" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flann%2Ffermybot3000", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flann%2Ffermybot3000'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9fe8d4ea09c7938c62422b8a1808775eaffa8928
[INFO] building lann/fermybot3000 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flann%2Ffermybot3000" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lann/fermybot3000 on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/lann/fermybot3000
[INFO] finished tweaking git repo https://github.com/lann/fermybot3000
[INFO] tweaked toml for git repo https://github.com/lann/fermybot3000 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lann/fermybot3000 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: invalid character `{` in package name: `{{project-name | kebab_case}}`, the first character must be a Unicode XID start character (most letters or `_`)
[INFO] [stderr]  --> ../../../cargo-home/git/checkouts/spin-af3dbb23525728d0/b9fedcc/templates/http-rust/content/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | name = "{{project-name | kebab_case}}"
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] error: invalid character `{` in package name: `{{project-name | kebab_case}}`, the first character must be a Unicode XID start character (most letters or `_`)
[INFO] [stderr]  --> ../../../cargo-home/git/checkouts/spin-af3dbb23525728d0/b9fedcc/templates/redis-rust/content/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | name = "{{project-name | kebab_case}}"
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] building lann/fermybot3000 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flann%2Ffermybot3000" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lann/fermybot3000 on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/lann/fermybot3000
[INFO] finished tweaking git repo https://github.com/lann/fermybot3000
[INFO] tweaked toml for git repo https://github.com/lann/fermybot3000 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lann/fermybot3000 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: invalid character `{` in package name: `{{project-name | kebab_case}}`, the first character must be a Unicode XID start character (most letters or `_`)
[INFO] [stderr]  --> ../../../cargo-home/git/checkouts/spin-af3dbb23525728d0/b9fedcc/templates/http-rust/content/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | name = "{{project-name | kebab_case}}"
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] error: invalid character `{` in package name: `{{project-name | kebab_case}}`, the first character must be a Unicode XID start character (most letters or `_`)
[INFO] [stderr]  --> ../../../cargo-home/git/checkouts/spin-af3dbb23525728d0/b9fedcc/templates/redis-rust/content/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | name = "{{project-name | kebab_case}}"
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fdae0ca94a1361fde0194460df898f5acfec88c7a22f7a7da9c1b29490b4b8e
[INFO] running `Command { std: "docker" "start" "-a" "8fdae0ca94a1361fde0194460df898f5acfec88c7a22f7a7da9c1b29490b4b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fdae0ca94a1361fde0194460df898f5acfec88c7a22f7a7da9c1b29490b4b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fdae0ca94a1361fde0194460df898f5acfec88c7a22f7a7da9c1b29490b4b8e", kill_on_drop: false }`
[INFO] [stdout] 8fdae0ca94a1361fde0194460df898f5acfec88c7a22f7a7da9c1b29490b4b8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee3eb2f3df367fef60ae00821e690f995ed99ef4266500822f123c9bd56fc09f
[INFO] running `Command { std: "docker" "start" "-a" "ee3eb2f3df367fef60ae00821e690f995ed99ef4266500822f123c9bd56fc09f", kill_on_drop: false }`
[INFO] [stderr] error: invalid character `{` in package name: `{{project-name | kebab_case}}`, the first character must be a Unicode XID start character (most letters or `_`)
[INFO] [stderr]  --> ../cargo-home/git/checkouts/spin-af3dbb23525728d0/b9fedcc/templates/http-rust/content/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | name = "{{project-name | kebab_case}}"
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] error: invalid character `{` in package name: `{{project-name | kebab_case}}`, the first character must be a Unicode XID start character (most letters or `_`)
[INFO] [stderr]  --> ../cargo-home/git/checkouts/spin-af3dbb23525728d0/b9fedcc/templates/redis-rust/content/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | name = "{{project-name | kebab_case}}"
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling id-arena v2.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling wit-bindgen-gen-rust-wasm v0.2.0 (https://github.com/bytecodealliance/wit-bindgen?rev=cb871cfa1ee460b51eb1d144b175b9aab9c50aba#cb871cfa)
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling async-trait v0.1.58
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ee3eb2f3df367fef60ae00821e690f995ed99ef4266500822f123c9bd56fc09f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee3eb2f3df367fef60ae00821e690f995ed99ef4266500822f123c9bd56fc09f", kill_on_drop: false }`
[INFO] [stdout] ee3eb2f3df367fef60ae00821e690f995ed99ef4266500822f123c9bd56fc09f