[INFO] cloning repository https://github.com/llavors-mutues/mutual-credit-mixin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/llavors-mutues/mutual-credit-mixin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllavors-mutues%2Fmutual-credit-mixin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllavors-mutues%2Fmutual-credit-mixin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08eb98367054aebb331d2958d6d22986cc2248a3
[INFO] testing llavors-mutues/mutual-credit-mixin against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fllavors-mutues%2Fmutual-credit-mixin" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/llavors-mutues/mutual-credit-mixin
[INFO] finished tweaking git repo https://github.com/llavors-mutues/mutual-credit-mixin
[INFO] tweaked toml for git repo https://github.com/llavors-mutues/mutual-credit-mixin written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/llavors-mutues/mutual-credit-mixin on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/llavors-mutues/mutual-credit-mixin 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-1-tc2/source/tests/Cargo.toml: `default-features` is ignored for holochain, since `default-features` was not specified for `workspace.dependencies.holochain`, this could become a hard error in the future
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01cb12093f936b0e4a274f6e6e966ebb2902a7b9d679a24a2fe23ac2826cb9f1
[INFO] running `Command { std: "docker" "start" "-a" "01cb12093f936b0e4a274f6e6e966ebb2902a7b9d679a24a2fe23ac2826cb9f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01cb12093f936b0e4a274f6e6e966ebb2902a7b9d679a24a2fe23ac2826cb9f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01cb12093f936b0e4a274f6e6e966ebb2902a7b9d679a24a2fe23ac2826cb9f1", kill_on_drop: false }`
[INFO] [stdout] 01cb12093f936b0e4a274f6e6e966ebb2902a7b9d679a24a2fe23ac2826cb9f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c77bbb5ee6231927500f13616e0d88b72d48ccffb10ecbef9d2122921cc1850
[INFO] running `Command { std: "docker" "start" "-a" "8c77bbb5ee6231927500f13616e0d88b72d48ccffb10ecbef9d2122921cc1850", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/tests/Cargo.toml: `default-features` is ignored for holochain, since `default-features` was not specified for `workspace.dependencies.holochain`, this could become a hard error in the future
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling bytecheck v0.6.10
[INFO] [stderr]    Compiling rend v0.4.0
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling target-lexicon v0.12.6
[INFO] [stderr]    Compiling rkyv v0.7.41
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.22
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 seahash v4.1.0
[INFO] [stderr]    Compiling camino v1.1.4
[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" "8c77bbb5ee6231927500f13616e0d88b72d48ccffb10ecbef9d2122921cc1850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c77bbb5ee6231927500f13616e0d88b72d48ccffb10ecbef9d2122921cc1850", kill_on_drop: false }`
[INFO] [stdout] 8c77bbb5ee6231927500f13616e0d88b72d48ccffb10ecbef9d2122921cc1850