[INFO] crate r50 0.13.1 is already in cache
[INFO] testing r50-0.13.1 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate r50 0.13.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate r50 0.13.1 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate r50 0.13.1
[INFO] finished tweaking crates.io crate r50 0.13.1
[INFO] tweaked toml for crates.io crate r50 0.13.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] c43f3658a2d60b671d95343d8ce8ba3dde8fa09061df8d2ee00353efe81429c7
[INFO] running `"docker" "start" "-a" "c43f3658a2d60b671d95343d8ce8ba3dde8fa09061df8d2ee00353efe81429c7"`
[INFO] [stderr]    Compiling dia-args v0.51.6
[INFO] [stderr]    Compiling r50 v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `"docker" "inspect" "c43f3658a2d60b671d95343d8ce8ba3dde8fa09061df8d2ee00353efe81429c7"`
[INFO] running `"docker" "rm" "-f" "c43f3658a2d60b671d95343d8ce8ba3dde8fa09061df8d2ee00353efe81429c7"`
[INFO] [stdout] c43f3658a2d60b671d95343d8ce8ba3dde8fa09061df8d2ee00353efe81429c7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 2023cb9e5eb55eb047b64fa74ee35299f6ac8bbe469201fb361bc4b610b47414
[INFO] running `"docker" "start" "-a" "2023cb9e5eb55eb047b64fa74ee35299f6ac8bbe469201fb361bc4b610b47414"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling udsx v0.7.2
[INFO] [stderr]    Compiling r50 v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `"docker" "inspect" "2023cb9e5eb55eb047b64fa74ee35299f6ac8bbe469201fb361bc4b610b47414"`
[INFO] running `"docker" "rm" "-f" "2023cb9e5eb55eb047b64fa74ee35299f6ac8bbe469201fb361bc4b610b47414"`
[INFO] [stdout] 2023cb9e5eb55eb047b64fa74ee35299f6ac8bbe469201fb361bc4b610b47414
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 01eb7b8c7a5bc43c1702f49a74eb0109116a8489a441df3ae6124e146218da56
[INFO] running `"docker" "start" "-a" "01eb7b8c7a5bc43c1702f49a74eb0109116a8489a441df3ae6124e146218da56"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/r50-fc730f48de389f85
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_crate_version ... ok
[INFO] [stdout] test tests ... ok
[INFO] [stderr]    Doc-tests r50
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "01eb7b8c7a5bc43c1702f49a74eb0109116a8489a441df3ae6124e146218da56"`
[INFO] running `"docker" "rm" "-f" "01eb7b8c7a5bc43c1702f49a74eb0109116a8489a441df3ae6124e146218da56"`
[INFO] [stdout] 01eb7b8c7a5bc43c1702f49a74eb0109116a8489a441df3ae6124e146218da56