[INFO] fetching crate ref_iter_macro 0.3.1...
[INFO] testing ref_iter_macro-0.3.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate ref_iter_macro 0.3.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate ref_iter_macro 0.3.1
[INFO] finished tweaking crates.io crate ref_iter_macro 0.3.1
[INFO] tweaked toml for crates.io crate ref_iter_macro 0.3.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ref_iter_macro 0.3.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ref_iter_macro 0.3.1 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 544a5bd6002c6c4e77de91e1b28fabafc9632cf06a29a62654bed0c3a0ca1be4
[INFO] running `Command { std: "docker" "start" "-a" "544a5bd6002c6c4e77de91e1b28fabafc9632cf06a29a62654bed0c3a0ca1be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "544a5bd6002c6c4e77de91e1b28fabafc9632cf06a29a62654bed0c3a0ca1be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544a5bd6002c6c4e77de91e1b28fabafc9632cf06a29a62654bed0c3a0ca1be4", kill_on_drop: false }`
[INFO] [stdout] 544a5bd6002c6c4e77de91e1b28fabafc9632cf06a29a62654bed0c3a0ca1be4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b64c3431c272fd6e436a6a238d74325964e38701df0bfc87e9dc5e0c34333d6
[INFO] running `Command { std: "docker" "start" "-a" "4b64c3431c272fd6e436a6a238d74325964e38701df0bfc87e9dc5e0c34333d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling ref_iter_macro v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "4b64c3431c272fd6e436a6a238d74325964e38701df0bfc87e9dc5e0c34333d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b64c3431c272fd6e436a6a238d74325964e38701df0bfc87e9dc5e0c34333d6", kill_on_drop: false }`
[INFO] [stdout] 4b64c3431c272fd6e436a6a238d74325964e38701df0bfc87e9dc5e0c34333d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85c079a422a2411041fb2e015cc63026bbc548a530cccaf5adbd3a56d820b482
[INFO] running `Command { std: "docker" "start" "-a" "85c079a422a2411041fb2e015cc63026bbc548a530cccaf5adbd3a56d820b482", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref_iter_macro v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "85c079a422a2411041fb2e015cc63026bbc548a530cccaf5adbd3a56d820b482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c079a422a2411041fb2e015cc63026bbc548a530cccaf5adbd3a56d820b482", kill_on_drop: false }`
[INFO] [stdout] 85c079a422a2411041fb2e015cc63026bbc548a530cccaf5adbd3a56d820b482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e09f131f54b1365b4b6ea9e182dba4fe1b076fd9cd38d62d99cbddd724125820
[INFO] running `Command { std: "docker" "start" "-a" "e09f131f54b1365b4b6ea9e182dba4fe1b076fd9cd38d62d99cbddd724125820", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ref_iter_macro-0c1e850aba673281)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests ref_iter_macro
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e09f131f54b1365b4b6ea9e182dba4fe1b076fd9cd38d62d99cbddd724125820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e09f131f54b1365b4b6ea9e182dba4fe1b076fd9cd38d62d99cbddd724125820", kill_on_drop: false }`
[INFO] [stdout] e09f131f54b1365b4b6ea9e182dba4fe1b076fd9cd38d62d99cbddd724125820