[INFO] fetching crate ucfirst 0.4.1...
[INFO] testing ucfirst-0.4.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate ucfirst 0.4.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ucfirst 0.4.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ucfirst 0.4.1
[INFO] tweaked toml for crates.io crate ucfirst 0.4.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ucfirst 0.4.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ucfirst 0.4.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c96d08472d9313b03471217032eacb285f0d6bb8e2c4d02e3c8584c72c71480f
[INFO] running `Command { std: "docker" "start" "-a" "c96d08472d9313b03471217032eacb285f0d6bb8e2c4d02e3c8584c72c71480f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c96d08472d9313b03471217032eacb285f0d6bb8e2c4d02e3c8584c72c71480f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c96d08472d9313b03471217032eacb285f0d6bb8e2c4d02e3c8584c72c71480f", kill_on_drop: false }`
[INFO] [stdout] c96d08472d9313b03471217032eacb285f0d6bb8e2c4d02e3c8584c72c71480f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f34f6d262675dd96d35f1d0b621d4ef1affff5d35d07ae2444bf4c2d0e8dab70
[INFO] running `Command { std: "docker" "start" "-a" "f34f6d262675dd96d35f1d0b621d4ef1affff5d35d07ae2444bf4c2d0e8dab70", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucfirst v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "f34f6d262675dd96d35f1d0b621d4ef1affff5d35d07ae2444bf4c2d0e8dab70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34f6d262675dd96d35f1d0b621d4ef1affff5d35d07ae2444bf4c2d0e8dab70", kill_on_drop: false }`
[INFO] [stdout] f34f6d262675dd96d35f1d0b621d4ef1affff5d35d07ae2444bf4c2d0e8dab70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0dc2e42dcc9224b1ee5a6778d3b8f715f939ecf7c28c09c6f3fa101dc560891
[INFO] running `Command { std: "docker" "start" "-a" "f0dc2e42dcc9224b1ee5a6778d3b8f715f939ecf7c28c09c6f3fa101dc560891", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucfirst v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "f0dc2e42dcc9224b1ee5a6778d3b8f715f939ecf7c28c09c6f3fa101dc560891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0dc2e42dcc9224b1ee5a6778d3b8f715f939ecf7c28c09c6f3fa101dc560891", kill_on_drop: false }`
[INFO] [stdout] f0dc2e42dcc9224b1ee5a6778d3b8f715f939ecf7c28c09c6f3fa101dc560891
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 03257573067c6c040686ad7067b2260a659e11412e4d3cb6f4c7080054f70a21
[INFO] running `Command { std: "docker" "start" "-a" "03257573067c6c040686ad7067b2260a659e11412e4d3cb6f4c7080054f70a21", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ucfirst-77889b39d5a3c5f8)
[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/integration.rs (/opt/rustwide/target/debug/deps/integration-7ebf9aff07bdbe1f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test ucfirst_function ... ok
[INFO] [stdout] test ucfirst_struct ... ok
[INFO] [stdout] test ucfirst_trait ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ucfirst
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/../README.md - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - ucfirst (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.22s; merged doctests compilation took 0.22s
[INFO] running `Command { std: "docker" "inspect" "03257573067c6c040686ad7067b2260a659e11412e4d3cb6f4c7080054f70a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03257573067c6c040686ad7067b2260a659e11412e4d3cb6f4c7080054f70a21", kill_on_drop: false }`
[INFO] [stdout] 03257573067c6c040686ad7067b2260a659e11412e4d3cb6f4c7080054f70a21