[INFO] fetching crate str-concat 0.2.0...
[INFO] testing str-concat-0.2.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate str-concat 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate str-concat 0.2.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate str-concat 0.2.0
[INFO] finished tweaking crates.io crate str-concat 0.2.0
[INFO] tweaked toml for crates.io crate str-concat 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1b3599d39f1ff9bb6baa724a3e12061493ac4916d1d517b27f988e129cc0a82
[INFO] running `Command { std: "docker" "start" "-a" "f1b3599d39f1ff9bb6baa724a3e12061493ac4916d1d517b27f988e129cc0a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1b3599d39f1ff9bb6baa724a3e12061493ac4916d1d517b27f988e129cc0a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b3599d39f1ff9bb6baa724a3e12061493ac4916d1d517b27f988e129cc0a82", kill_on_drop: false }`
[INFO] [stdout] f1b3599d39f1ff9bb6baa724a3e12061493ac4916d1d517b27f988e129cc0a82
[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=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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc4e97306734a66995f9715542eef500d2ac4d4b22634e5954046076c6212428
[INFO] running `Command { std: "docker" "start" "-a" "cc4e97306734a66995f9715542eef500d2ac4d4b22634e5954046076c6212428", kill_on_drop: false }`
[INFO] [stderr]    Compiling str-concat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "cc4e97306734a66995f9715542eef500d2ac4d4b22634e5954046076c6212428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4e97306734a66995f9715542eef500d2ac4d4b22634e5954046076c6212428", kill_on_drop: false }`
[INFO] [stdout] cc4e97306734a66995f9715542eef500d2ac4d4b22634e5954046076c6212428
[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=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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec4ae431335d2595f8229b8c85efe918cd438919b0f481e5083a1f43b65ae747
[INFO] running `Command { std: "docker" "start" "-a" "ec4ae431335d2595f8229b8c85efe918cd438919b0f481e5083a1f43b65ae747", kill_on_drop: false }`
[INFO] [stderr]    Compiling str-concat v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "ec4ae431335d2595f8229b8c85efe918cd438919b0f481e5083a1f43b65ae747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4ae431335d2595f8229b8c85efe918cd438919b0f481e5083a1f43b65ae747", kill_on_drop: false }`
[INFO] [stdout] ec4ae431335d2595f8229b8c85efe918cd438919b0f481e5083a1f43b65ae747
[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=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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d77ab2e7b3df375b78739540bb113db9ddef9f40b47327a0abf5b86224185496
[INFO] running `Command { std: "docker" "start" "-a" "d77ab2e7b3df375b78739540bb113db9ddef9f40b47327a0abf5b86224185496", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/str_concat-ae150de24807c0ca)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stderr]    Doc-tests str-concat
[INFO] [stdout] test tests::bom ... ok
[INFO] [stdout] test tests::empty_str ... ok
[INFO] [stdout] test tests::simple_success ... ok
[INFO] [stdout] test tests::typed_fail ... ok
[INFO] [stdout] test tests::typed_slices ... ok
[INFO] [stdout] test tests::simple_fail ... ok
[INFO] [stdout] test tests::unordered ... ok
[INFO] [stdout] test tests::zero_width_joiner ... ok
[INFO] [stdout] test tests::zero_width_joiner_combining_grave ... ok
[INFO] [stdout] test tests::zst_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - concat (line 33) ... ok
[INFO] [stdout] test src/lib.rs - concat_unordered (line 202) ... ok
[INFO] [stdout] test src/lib.rs - concat_slice (line 99) ... ok
[INFO] [stdout] test src/lib.rs - concat (line 44) ... ok
[INFO] [stdout] test src/lib.rs - concat_slice (line 112) ... ok
[INFO] [stdout] test src/lib.rs - concat_unordered (line 191) ... ok
[INFO] [stdout] test src/lib.rs - concat_slice_unordered (line 244) ... ok
[INFO] [stdout] test src/lib.rs - concat_slice_unordered (line 257) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d77ab2e7b3df375b78739540bb113db9ddef9f40b47327a0abf5b86224185496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d77ab2e7b3df375b78739540bb113db9ddef9f40b47327a0abf5b86224185496", kill_on_drop: false }`
[INFO] [stdout] d77ab2e7b3df375b78739540bb113db9ddef9f40b47327a0abf5b86224185496