[INFO] fetching crate utf8-zero 0.8.1...
[INFO] testing utf8-zero-0.8.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate utf8-zero 0.8.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate utf8-zero 0.8.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate utf8-zero 0.8.1
[INFO] tweaked toml for crates.io crate utf8-zero 0.8.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate utf8-zero 0.8.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate utf8-zero 0.8.1 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5619aafecb70f1fef9e1de6128d3550bb634123f5bec515227de8550f8e1517e
[INFO] running `Command { std: "docker" "start" "-a" "5619aafecb70f1fef9e1de6128d3550bb634123f5bec515227de8550f8e1517e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5619aafecb70f1fef9e1de6128d3550bb634123f5bec515227de8550f8e1517e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5619aafecb70f1fef9e1de6128d3550bb634123f5bec515227de8550f8e1517e", kill_on_drop: false }`
[INFO] [stdout] 5619aafecb70f1fef9e1de6128d3550bb634123f5bec515227de8550f8e1517e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12b25c15df6332cbc669307caaeea3bff3afef89eeaaaa217f0c510b608d2512
[INFO] running `Command { std: "docker" "start" "-a" "12b25c15df6332cbc669307caaeea3bff3afef89eeaaaa217f0c510b608d2512", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-zero v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "12b25c15df6332cbc669307caaeea3bff3afef89eeaaaa217f0c510b608d2512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b25c15df6332cbc669307caaeea3bff3afef89eeaaaa217f0c510b608d2512", kill_on_drop: false }`
[INFO] [stdout] 12b25c15df6332cbc669307caaeea3bff3afef89eeaaaa217f0c510b608d2512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aad6d28324cf6d1e36eb8fa13fdfe8cfdfe88ba7337636fec38010deaa5fc3f
[INFO] running `Command { std: "docker" "start" "-a" "0aad6d28324cf6d1e36eb8fa13fdfe8cfdfe88ba7337636fec38010deaa5fc3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-zero v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "0aad6d28324cf6d1e36eb8fa13fdfe8cfdfe88ba7337636fec38010deaa5fc3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aad6d28324cf6d1e36eb8fa13fdfe8cfdfe88ba7337636fec38010deaa5fc3f", kill_on_drop: false }`
[INFO] [stdout] 0aad6d28324cf6d1e36eb8fa13fdfe8cfdfe88ba7337636fec38010deaa5fc3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c99dce01e8bcf1a65abb14a00d2378f52c5cacda0b19c60f37a8feda0a63649
[INFO] running `Command { std: "docker" "start" "-a" "6c99dce01e8bcf1a65abb14a00d2378f52c5cacda0b19c60f37a8feda0a63649", 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/utf8_zero-bde6fd09b4bbd478)
[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] [stderr]      Running tests/unit.rs (/opt/rustwide/target/debug/deps/unit-cab2acda1480af09)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_is_utf8 ... ok
[INFO] [stdout] test test_string_from_utf8_lossy ... ok
[INFO] [stdout] test test_str_from_utf8 ... ok
[INFO] [stdout] test test_incremental_decoder ... ok
[INFO] [stdout] test test_bufread_decoder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.99s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utf8_zero
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lossy.rs - lossy::LossyDecoder (line 31) ... ok
[INFO] [stdout] test src/lib.rs - decode (line 107) ... ok
[INFO] [stdout] test src/read.rs - read::BufReadDecoder (line 14) ... ok
[INFO] [stdout] test src/lossy.rs - lossy::LossyDecoder (line 17) ... ok
[INFO] [stdout] test src/read.rs - read::BufReadDecoder (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6c99dce01e8bcf1a65abb14a00d2378f52c5cacda0b19c60f37a8feda0a63649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c99dce01e8bcf1a65abb14a00d2378f52c5cacda0b19c60f37a8feda0a63649", kill_on_drop: false }`
[INFO] [stdout] 6c99dce01e8bcf1a65abb14a00d2378f52c5cacda0b19c60f37a8feda0a63649
