[INFO] fetching crate rust_icu_ustring 5.1.0...
[INFO] testing rust_icu_ustring-5.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate rust_icu_ustring 5.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rust_icu_ustring 5.1.0
[INFO] finished tweaking crates.io crate rust_icu_ustring 5.1.0
[INFO] tweaked toml for crates.io crate rust_icu_ustring 5.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_icu_ustring 5.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_icu_ustring 5.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust_icu_common v5.1.0
[INFO] [stderr]   Downloaded rust_icu_sys v5.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b80854be37c8cf6457aaad06494983282478e97bcf6f3b3dfbfc6ae6ad593d77
[INFO] running `Command { std: "docker" "start" "-a" "b80854be37c8cf6457aaad06494983282478e97bcf6f3b3dfbfc6ae6ad593d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b80854be37c8cf6457aaad06494983282478e97bcf6f3b3dfbfc6ae6ad593d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b80854be37c8cf6457aaad06494983282478e97bcf6f3b3dfbfc6ae6ad593d77", kill_on_drop: false }`
[INFO] [stdout] b80854be37c8cf6457aaad06494983282478e97bcf6f3b3dfbfc6ae6ad593d77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4908adc420183ecf194e5bd4dd8de468c8c97eed1d4d3185bd622cf5922f972
[INFO] running `Command { std: "docker" "start" "-a" "e4908adc420183ecf194e5bd4dd8de468c8c97eed1d4d3185bd622cf5922f972", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling prettyplease v0.2.35
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling rust_icu_sys v5.1.0
[INFO] [stderr]    Compiling rust_icu_common v5.1.0
[INFO] [stderr]    Compiling rust_icu_ustring v5.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.34s
[INFO] running `Command { std: "docker" "inspect" "e4908adc420183ecf194e5bd4dd8de468c8c97eed1d4d3185bd622cf5922f972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4908adc420183ecf194e5bd4dd8de468c8c97eed1d4d3185bd622cf5922f972", kill_on_drop: false }`
[INFO] [stdout] e4908adc420183ecf194e5bd4dd8de468c8c97eed1d4d3185bd622cf5922f972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3402c63e1fb50c3ec0541cb8ff238901f1f5ff4ca4d1cfedde37fcf82c35e098
[INFO] running `Command { std: "docker" "start" "-a" "3402c63e1fb50c3ec0541cb8ff238901f1f5ff4ca4d1cfedde37fcf82c35e098", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_icu_ustring v5.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "3402c63e1fb50c3ec0541cb8ff238901f1f5ff4ca4d1cfedde37fcf82c35e098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3402c63e1fb50c3ec0541cb8ff238901f1f5ff4ca4d1cfedde37fcf82c35e098", kill_on_drop: false }`
[INFO] [stdout] 3402c63e1fb50c3ec0541cb8ff238901f1f5ff4ca4d1cfedde37fcf82c35e098
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d4c6588d441775f2a3d8c3167a745e08ddc7880819116e40eda125be93f46a97
[INFO] running `Command { std: "docker" "start" "-a" "d4c6588d441775f2a3d8c3167a745e08ddc7880819116e40eda125be93f46a97", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_icu_ustring-1d1bf899a484dd51)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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] [stderr]    Doc-tests rust_icu_ustring
[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" "d4c6588d441775f2a3d8c3167a745e08ddc7880819116e40eda125be93f46a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c6588d441775f2a3d8c3167a745e08ddc7880819116e40eda125be93f46a97", kill_on_drop: false }`
[INFO] [stdout] d4c6588d441775f2a3d8c3167a745e08ddc7880819116e40eda125be93f46a97