[INFO] fetching crate ascent 0.8.0...
[INFO] building ascent-0.8.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate ascent 0.8.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ascent 0.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ascent 0.8.0
[INFO] tweaked toml for crates.io crate ascent 0.8.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ascent 0.8.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ascent 0.8.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-hash v2.1.0
[INFO] [stderr]   Downloaded derive-syn-parse v0.2.0
[INFO] [stderr]   Downloaded ascent_base v0.8.0
[INFO] [stderr]   Downloaded duplicate v2.0.0
[INFO] [stderr]   Downloaded boxcar v0.1.0
[INFO] [stderr]   Downloaded ascent_macro v0.8.0
[INFO] [stderr]   Downloaded syn v2.0.67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b3002eb9e55cc176f18b72f1ba79ae958e90085101b394898614786ec49f797
[INFO] running `Command { std: "docker" "start" "-a" "5b3002eb9e55cc176f18b72f1ba79ae958e90085101b394898614786ec49f797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b3002eb9e55cc176f18b72f1ba79ae958e90085101b394898614786ec49f797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b3002eb9e55cc176f18b72f1ba79ae958e90085101b394898614786ec49f797", kill_on_drop: false }`
[INFO] [stdout] 5b3002eb9e55cc176f18b72f1ba79ae958e90085101b394898614786ec49f797
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af54770ad4b510c0648d488b9acfb8ddbea8a7a302bbe534d2eafcdfee65f436
[INFO] running `Command { std: "docker" "start" "-a" "af54770ad4b510c0648d488b9acfb8ddbea8a7a302bbe534d2eafcdfee65f436", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling zerocopy v0.7.34
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling ascent_base v0.8.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling duplicate v2.0.0
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling boxcar v0.1.0
[INFO] [stderr]    Compiling rustc-hash v2.1.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling syn v2.0.67
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling derive-syn-parse v0.2.0
[INFO] [stderr]    Compiling ascent_macro v0.8.0
[INFO] [stderr]    Compiling ascent v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.64s
[INFO] running `Command { std: "docker" "inspect" "af54770ad4b510c0648d488b9acfb8ddbea8a7a302bbe534d2eafcdfee65f436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af54770ad4b510c0648d488b9acfb8ddbea8a7a302bbe534d2eafcdfee65f436", kill_on_drop: false }`
[INFO] [stdout] af54770ad4b510c0648d488b9acfb8ddbea8a7a302bbe534d2eafcdfee65f436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1e521a8cd95a4523eb3b5ac6d0c16cd9bd0bfbd33179340c2141de8cf277f48
[INFO] running `Command { std: "docker" "start" "-a" "b1e521a8cd95a4523eb3b5ac6d0c16cd9bd0bfbd33179340c2141de8cf277f48", kill_on_drop: false }`
[INFO] [stderr]    Compiling ascent v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] WARNING: cannot determine free variables of macro invocations. macro invocation:
[INFO] [stderr] nil! ()
[INFO] [stderr] WARNING: cannot determine free variables of macro invocations. macro invocation:
[INFO] [stderr] cons! ('a', nil!())
[INFO] [stderr] WARNING: cannot determine free variables of macro invocations. macro invocation:
[INFO] [stderr] cons! ('b', nil!())
[INFO] [stderr] WARNING: cannot determine free variables of macro invocations. macro invocation:
[INFO] [stderr] cons! ('c', nil!())
[INFO] [stderr] WARNING: cannot determine free variables of macro invocations. macro invocation:
[INFO] [stderr] cons! ('a', cons!('b', nil!()))
[INFO] [stderr] WARNING: cannot determine free variables of macro invocations. macro invocation:
[INFO] [stderr] cons! ('a', cons!('b', cons!('a', nil!())))
[INFO] [stderr] WARNING: cannot determine free variables of macro invocations. macro invocation:
[INFO] [stderr] cons! ('a', cons!('b', cons!('c', nil!())))
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "b1e521a8cd95a4523eb3b5ac6d0c16cd9bd0bfbd33179340c2141de8cf277f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e521a8cd95a4523eb3b5ac6d0c16cd9bd0bfbd33179340c2141de8cf277f48", kill_on_drop: false }`
[INFO] [stdout] b1e521a8cd95a4523eb3b5ac6d0c16cd9bd0bfbd33179340c2141de8cf277f48