[INFO] fetching crate utf8_reader 0.7.0...
[INFO] testing utf8_reader-0.7.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate utf8_reader 0.7.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate utf8_reader 0.7.0
[INFO] finished tweaking crates.io crate utf8_reader 0.7.0
[INFO] tweaked toml for crates.io crate utf8_reader 0.7.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate utf8_reader 0.7.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e45bc4bcc21dbb2cc75a5b0d9e55f0c565e812858726f4a42252fd4968dfb0a
[INFO] running `Command { std: "docker" "start" "-a" "6e45bc4bcc21dbb2cc75a5b0d9e55f0c565e812858726f4a42252fd4968dfb0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e45bc4bcc21dbb2cc75a5b0d9e55f0c565e812858726f4a42252fd4968dfb0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e45bc4bcc21dbb2cc75a5b0d9e55f0c565e812858726f4a42252fd4968dfb0a", kill_on_drop: false }`
[INFO] [stdout] 6e45bc4bcc21dbb2cc75a5b0d9e55f0c565e812858726f4a42252fd4968dfb0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68f6268dce93fce75eb1c937ca6afe3ccf76dc3020b81aa6527250758fc487bf
[INFO] running `Command { std: "docker" "start" "-a" "68f6268dce93fce75eb1c937ca6afe3ccf76dc3020b81aa6527250758fc487bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8_reader v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "68f6268dce93fce75eb1c937ca6afe3ccf76dc3020b81aa6527250758fc487bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f6268dce93fce75eb1c937ca6afe3ccf76dc3020b81aa6527250758fc487bf", kill_on_drop: false }`
[INFO] [stdout] 68f6268dce93fce75eb1c937ca6afe3ccf76dc3020b81aa6527250758fc487bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dc4bca02ecd824c38b609908ad576307e9510ac1b530a9a8c5133f66f45ae3b
[INFO] running `Command { std: "docker" "start" "-a" "6dc4bca02ecd824c38b609908ad576307e9510ac1b530a9a8c5133f66f45ae3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8_reader v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "6dc4bca02ecd824c38b609908ad576307e9510ac1b530a9a8c5133f66f45ae3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc4bca02ecd824c38b609908ad576307e9510ac1b530a9a8c5133f66f45ae3b", kill_on_drop: false }`
[INFO] [stdout] 6dc4bca02ecd824c38b609908ad576307e9510ac1b530a9a8c5133f66f45ae3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0315a2a015556cbaacdac266912872106fd8f753aec2a3145689241416faf52
[INFO] running `Command { std: "docker" "start" "-a" "d0315a2a015556cbaacdac266912872106fd8f753aec2a3145689241416faf52", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/utf8_reader-a02b07a8355671d9)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test::test_as_str ... ok
[INFO] [stdout] test test::test_digit ... ok
[INFO] [stdout] test test::test_display ... ok
[INFO] [stdout] test test::test_iterator ... ok
[INFO] [stdout] test test::test_to_digit ... ok
[INFO] [stdout] test test::test_whitespace ... ok
[INFO] [stdout] test test::is_alphabetic ... ok
[INFO] [stdout] test test::wrong_character ... ok
[INFO] [stdout] test test::equal_str ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utf8_reader
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Utf8Reader (line 176) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d0315a2a015556cbaacdac266912872106fd8f753aec2a3145689241416faf52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0315a2a015556cbaacdac266912872106fd8f753aec2a3145689241416faf52", kill_on_drop: false }`
[INFO] [stdout] d0315a2a015556cbaacdac266912872106fd8f753aec2a3145689241416faf52