[INFO] fetching crate packo 0.3.0...
[INFO] testing packo-0.3.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate packo 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate packo 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate packo 0.3.0
[INFO] tweaked toml for crates.io crate packo 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate packo 0.3.0 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 packo 0.3.0 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] 9c8887de7f949eb527c629a0f6fb5ea05b98e3de477759ce7944697eb1e7f83b
[INFO] running `Command { std: "docker" "start" "-a" "9c8887de7f949eb527c629a0f6fb5ea05b98e3de477759ce7944697eb1e7f83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c8887de7f949eb527c629a0f6fb5ea05b98e3de477759ce7944697eb1e7f83b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8887de7f949eb527c629a0f6fb5ea05b98e3de477759ce7944697eb1e7f83b", kill_on_drop: false }`
[INFO] [stdout] 9c8887de7f949eb527c629a0f6fb5ea05b98e3de477759ce7944697eb1e7f83b
[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] 753da0649fd690b66ce7525dd8025f8d03862e7a699b3f4a85dc727213527c48
[INFO] running `Command { std: "docker" "start" "-a" "753da0649fd690b66ce7525dd8025f8d03862e7a699b3f4a85dc727213527c48", kill_on_drop: false }`
[INFO] [stderr]    Compiling packo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "753da0649fd690b66ce7525dd8025f8d03862e7a699b3f4a85dc727213527c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "753da0649fd690b66ce7525dd8025f8d03862e7a699b3f4a85dc727213527c48", kill_on_drop: false }`
[INFO] [stdout] 753da0649fd690b66ce7525dd8025f8d03862e7a699b3f4a85dc727213527c48
[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] a9043ad1195688206400b5b2fc3819af0fcbfe1c36383a0b9c12196fb7bec65e
[INFO] running `Command { std: "docker" "start" "-a" "a9043ad1195688206400b5b2fc3819af0fcbfe1c36383a0b9c12196fb7bec65e", kill_on_drop: false }`
[INFO] [stderr]    Compiling packo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "a9043ad1195688206400b5b2fc3819af0fcbfe1c36383a0b9c12196fb7bec65e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9043ad1195688206400b5b2fc3819af0fcbfe1c36383a0b9c12196fb7bec65e", kill_on_drop: false }`
[INFO] [stdout] a9043ad1195688206400b5b2fc3819af0fcbfe1c36383a0b9c12196fb7bec65e
[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] d75b34ae7ed3923e1d56a6e436c2cb5ba01f878eadba46deb9f8ede78373f9ba
[INFO] running `Command { std: "docker" "start" "-a" "d75b34ae7ed3923e1d56a6e436c2cb5ba01f878eadba46deb9f8ede78373f9ba", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/packo-1211406a408a702c)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::check_zero_states ... ok
[INFO] [stdout] test tests::test_display_empty ... ok
[INFO] [stdout] test tests::find_all_match ... ok
[INFO] [stdout] test tests::test_change_other_elements ... ok
[INFO] [stdout] test tests::test_display_list ... ok
[INFO] [stdout] test tests::test_display_nest ... ok
[INFO] [stdout] test tests::test_display_one ... ok
[INFO] [stdout] test tests::test_filled_up_packo ... ok
[INFO] [stdout] test tests::test_flags ... ok
[INFO] [stdout] test tests::test_iters_holes ... ok
[INFO] [stdout] test tests::test_iters_max ... ok
[INFO] [stdout] test tests::test_out_of_index_gets_zero ... ok
[INFO] [stdout] test tests::test_zero_stays_zero ... ok
[INFO] [stdout] test tests::tree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests packo
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Packo (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Packo (line 99) ... ok
[INFO] [stdout] test src/lib.rs - Packo (line 127) ... ok
[INFO] [stdout] test src/lib.rs - Packo (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.59s; merged doctests compilation took 0.58s
[INFO] running `Command { std: "docker" "inspect" "d75b34ae7ed3923e1d56a6e436c2cb5ba01f878eadba46deb9f8ede78373f9ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75b34ae7ed3923e1d56a6e436c2cb5ba01f878eadba46deb9f8ede78373f9ba", kill_on_drop: false }`
[INFO] [stdout] d75b34ae7ed3923e1d56a6e436c2cb5ba01f878eadba46deb9f8ede78373f9ba