[INFO] fetching crate rust_icu_ustring 1.0.0...
[INFO] testing rust_icu_ustring-1.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rust_icu_ustring 1.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rust_icu_ustring 1.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_icu_ustring 1.0.0
[INFO] finished tweaking crates.io crate rust_icu_ustring 1.0.0
[INFO] tweaked toml for crates.io crate rust_icu_ustring 1.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00f9910470618a927876c55f26f57b31c00145eb0b1437b17c2cec18a9c508b7
[INFO] running `Command { std: "docker" "start" "-a" "00f9910470618a927876c55f26f57b31c00145eb0b1437b17c2cec18a9c508b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00f9910470618a927876c55f26f57b31c00145eb0b1437b17c2cec18a9c508b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f9910470618a927876c55f26f57b31c00145eb0b1437b17c2cec18a9c508b7", kill_on_drop: false }`
[INFO] [stdout] 00f9910470618a927876c55f26f57b31c00145eb0b1437b17c2cec18a9c508b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48fcc615bd7dc157e9a191f49def54bdbca966c01a0a0efec6b829e7801c15b9
[INFO] running `Command { std: "docker" "start" "-a" "48fcc615bd7dc157e9a191f49def54bdbca966c01a0a0efec6b829e7801c15b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling rust_icu_sys v1.0.0
[INFO] [stderr]    Compiling rust_icu_common v1.0.0
[INFO] [stderr]    Compiling rust_icu_ustring v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.88s
[INFO] running `Command { std: "docker" "inspect" "48fcc615bd7dc157e9a191f49def54bdbca966c01a0a0efec6b829e7801c15b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48fcc615bd7dc157e9a191f49def54bdbca966c01a0a0efec6b829e7801c15b9", kill_on_drop: false }`
[INFO] [stdout] 48fcc615bd7dc157e9a191f49def54bdbca966c01a0a0efec6b829e7801c15b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1114b6488a3f68948364a1ce744d5df7b51dce8848004c9dadef7c33e8cadc11
[INFO] running `Command { std: "docker" "start" "-a" "1114b6488a3f68948364a1ce744d5df7b51dce8848004c9dadef7c33e8cadc11", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_icu_ustring v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "1114b6488a3f68948364a1ce744d5df7b51dce8848004c9dadef7c33e8cadc11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1114b6488a3f68948364a1ce744d5df7b51dce8848004c9dadef7c33e8cadc11", kill_on_drop: false }`
[INFO] [stdout] 1114b6488a3f68948364a1ce744d5df7b51dce8848004c9dadef7c33e8cadc11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a98bdd9901544794d573be343b3775c8358cc2bbe4e32f6285aaa1861d48601
[INFO] running `Command { std: "docker" "start" "-a" "5a98bdd9901544794d573be343b3775c8358cc2bbe4e32f6285aaa1861d48601", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_icu_ustring-5ea2e9bddf76666c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests rust_icu_ustring
[INFO] [stdout] test tests::round_trip_conversion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - buffered_uchar_method_with_retry (line 48) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a98bdd9901544794d573be343b3775c8358cc2bbe4e32f6285aaa1861d48601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a98bdd9901544794d573be343b3775c8358cc2bbe4e32f6285aaa1861d48601", kill_on_drop: false }`
[INFO] [stdout] 5a98bdd9901544794d573be343b3775c8358cc2bbe4e32f6285aaa1861d48601