[INFO] fetching crate ascent 0.8.0...
[INFO] building ascent-0.8.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate ascent 0.8.0 into /workspace/builds/worker-7-tc2/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ascent 0.8.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31ed531e70b5906b3ebe784ba24168eea41bca5d6fd3cf7542595053f34ec12e
[INFO] running `Command { std: "docker" "start" "-a" "31ed531e70b5906b3ebe784ba24168eea41bca5d6fd3cf7542595053f34ec12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31ed531e70b5906b3ebe784ba24168eea41bca5d6fd3cf7542595053f34ec12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ed531e70b5906b3ebe784ba24168eea41bca5d6fd3cf7542595053f34ec12e", kill_on_drop: false }`
[INFO] [stdout] 31ed531e70b5906b3ebe784ba24168eea41bca5d6fd3cf7542595053f34ec12e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99e56dc27469faaa707645d3c45e917db3c0a6be184cbc62669caa61689df703
[INFO] running `Command { std: "docker" "start" "-a" "99e56dc27469faaa707645d3c45e917db3c0a6be184cbc62669caa61689df703", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling zerocopy v0.7.34
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling paste v1.0.15
[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 lock_api v0.4.12
[INFO] [stderr]    Compiling ascent_base v0.8.0
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling syn v2.0.67
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling rayon v1.10.0
[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 16.49s
[INFO] running `Command { std: "docker" "inspect" "99e56dc27469faaa707645d3c45e917db3c0a6be184cbc62669caa61689df703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e56dc27469faaa707645d3c45e917db3c0a6be184cbc62669caa61689df703", kill_on_drop: false }`
[INFO] [stdout] 99e56dc27469faaa707645d3c45e917db3c0a6be184cbc62669caa61689df703
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9550ef6e690be5b2ab909eab9ac013d3f789c6280d4a02879e07a83a76628f4b
[INFO] running `Command { std: "docker" "start" "-a" "9550ef6e690be5b2ab909eab9ac013d3f789c6280d4a02879e07a83a76628f4b", 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 9.83s
[INFO] running `Command { std: "docker" "inspect" "9550ef6e690be5b2ab909eab9ac013d3f789c6280d4a02879e07a83a76628f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9550ef6e690be5b2ab909eab9ac013d3f789c6280d4a02879e07a83a76628f4b", kill_on_drop: false }`
[INFO] [stdout] 9550ef6e690be5b2ab909eab9ac013d3f789c6280d4a02879e07a83a76628f4b