[INFO] fetching crate mownstr 0.1.3...
[INFO] testing mownstr-0.1.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate mownstr 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mownstr 0.1.3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mownstr 0.1.3
[INFO] finished tweaking crates.io crate mownstr 0.1.3
[INFO] tweaked toml for crates.io crate mownstr 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 289854e47d77f301fe2ba918a75837c5fcf3493c695d020a38146ece00e89371
[INFO] running `Command { std: "docker" "start" "-a" "289854e47d77f301fe2ba918a75837c5fcf3493c695d020a38146ece00e89371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "289854e47d77f301fe2ba918a75837c5fcf3493c695d020a38146ece00e89371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "289854e47d77f301fe2ba918a75837c5fcf3493c695d020a38146ece00e89371", kill_on_drop: false }`
[INFO] [stdout] 289854e47d77f301fe2ba918a75837c5fcf3493c695d020a38146ece00e89371
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b8d072e1864d96e84725cd5eee30b64261e92dcc5bcfc70c644b64e7d0236d5
[INFO] running `Command { std: "docker" "start" "-a" "1b8d072e1864d96e84725cd5eee30b64261e92dcc5bcfc70c644b64e7d0236d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mownstr v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "1b8d072e1864d96e84725cd5eee30b64261e92dcc5bcfc70c644b64e7d0236d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8d072e1864d96e84725cd5eee30b64261e92dcc5bcfc70c644b64e7d0236d5", kill_on_drop: false }`
[INFO] [stdout] 1b8d072e1864d96e84725cd5eee30b64261e92dcc5bcfc70c644b64e7d0236d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7ba50b71507739726f62ce185bba3bb0b76e265d3a04a3ebeac745b63ddfd34
[INFO] running `Command { std: "docker" "start" "-a" "b7ba50b71507739726f62ce185bba3bb0b76e265d3a04a3ebeac745b63ddfd34", kill_on_drop: false }`
[INFO] [stderr]    Compiling mownstr v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "b7ba50b71507739726f62ce185bba3bb0b76e265d3a04a3ebeac745b63ddfd34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ba50b71507739726f62ce185bba3bb0b76e265d3a04a3ebeac745b63ddfd34", kill_on_drop: false }`
[INFO] [stdout] b7ba50b71507739726f62ce185bba3bb0b76e265d3a04a3ebeac745b63ddfd34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 524fe27bed8eed720b6dbea2862f31a4ac35b7877179e4001576971ede876482
[INFO] running `Command { std: "docker" "start" "-a" "524fe27bed8eed720b6dbea2862f31a4ac35b7877179e4001576971ede876482", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mownstr-0459fc1136cd9a3c)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test::niche ... ok
[INFO] [stdout] test test::size ... ok
[INFO] [stdout] test test::test_build_borrowed ... ok
[INFO] [stdout] test test::no_double_free ... ok
[INFO] [stdout] test test::test_build_borrowed_empty ... ok
[INFO] [stdout] test test::test_build_owned_from_box ... ok
[INFO] [stdout] test test::test_build_borrowed_from_cow ... ok
[INFO] [stdout] test test::test_build_owned_from_cow ... ok
[INFO] [stdout] test test::test_deref ... ok
[INFO] [stdout] test test::test_build_owned_from_string ... ok
[INFO] [stdout] test test::test_eq ... ok
[INFO] [stdout] test test::test_hash ... ok
[INFO] [stdout] test test::test_order ... ok
[INFO] [stdout] test test::test_display ... ok
[INFO] [stdout] test test::no_memory_leak ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mownstr
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - MownStr::to (line 286) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "524fe27bed8eed720b6dbea2862f31a4ac35b7877179e4001576971ede876482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524fe27bed8eed720b6dbea2862f31a4ac35b7877179e4001576971ede876482", kill_on_drop: false }`
[INFO] [stdout] 524fe27bed8eed720b6dbea2862f31a4ac35b7877179e4001576971ede876482