[INFO] crate fstrings 0.2.2 is already in cache
[INFO] testing fstrings-0.2.2 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate fstrings 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fstrings 0.2.2 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fstrings 0.2.2
[INFO] finished tweaking crates.io crate fstrings 0.2.2
[INFO] tweaked toml for crates.io crate fstrings 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate fstrings 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 937ec1677a2fac2f84a43de1d30651c4e6055478010b12438895cda2dbb2c15f
[INFO] running `"docker" "start" "-a" "937ec1677a2fac2f84a43de1d30651c4e6055478010b12438895cda2dbb2c15f"`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling fstrings-proc-macro v0.2.2
[INFO] [stderr]    Compiling fstrings v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.49s
[INFO] running `"docker" "inspect" "937ec1677a2fac2f84a43de1d30651c4e6055478010b12438895cda2dbb2c15f"`
[INFO] running `"docker" "rm" "-f" "937ec1677a2fac2f84a43de1d30651c4e6055478010b12438895cda2dbb2c15f"`
[INFO] [stdout] 937ec1677a2fac2f84a43de1d30651c4e6055478010b12438895cda2dbb2c15f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e41c966e4cb2b5fa67443b62208b53dd8baaa58492834f1c6c2db11a4a01d40e
[INFO] running `"docker" "start" "-a" "e41c966e4cb2b5fa67443b62208b53dd8baaa58492834f1c6c2db11a4a01d40e"`
[INFO] [stderr]    Compiling fstrings v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "e41c966e4cb2b5fa67443b62208b53dd8baaa58492834f1c6c2db11a4a01d40e"`
[INFO] running `"docker" "rm" "-f" "e41c966e4cb2b5fa67443b62208b53dd8baaa58492834f1c6c2db11a4a01d40e"`
[INFO] [stdout] e41c966e4cb2b5fa67443b62208b53dd8baaa58492834f1c6c2db11a4a01d40e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fcc8c907c2d7d9610defee2f4c4590beffb1f10a96bf772d4076fa0a64a4d459
[INFO] running `"docker" "start" "-a" "fcc8c907c2d7d9610defee2f4c4590beffb1f10a96bf772d4076fa0a64a4d459"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fstrings-d3a04f5553cc0d41
[INFO] [stderr]    Doc-tests fstrings
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - doctest_readme (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fcc8c907c2d7d9610defee2f4c4590beffb1f10a96bf772d4076fa0a64a4d459"`
[INFO] running `"docker" "rm" "-f" "fcc8c907c2d7d9610defee2f4c4590beffb1f10a96bf772d4076fa0a64a4d459"`
[INFO] [stdout] fcc8c907c2d7d9610defee2f4c4590beffb1f10a96bf772d4076fa0a64a4d459