[INFO] fetching crate dyck 0.1.0...
[INFO] testing dyck-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate dyck 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate dyck 0.1.0
[INFO] finished tweaking crates.io crate dyck 0.1.0
[INFO] tweaked toml for crates.io crate dyck 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dyck 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dyck-derive v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38fe402ff2665da659a60403319c96247c03b0499b872f42f86357a004024ad4
[INFO] running `Command { std: "docker" "start" "-a" "38fe402ff2665da659a60403319c96247c03b0499b872f42f86357a004024ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38fe402ff2665da659a60403319c96247c03b0499b872f42f86357a004024ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38fe402ff2665da659a60403319c96247c03b0499b872f42f86357a004024ad4", kill_on_drop: false }`
[INFO] [stdout] 38fe402ff2665da659a60403319c96247c03b0499b872f42f86357a004024ad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5156ed590c7c232138f37f1d406e190b77feb496e5592e21fb30e5e9807c886b
[INFO] running `Command { std: "docker" "start" "-a" "5156ed590c7c232138f37f1d406e190b77feb496e5592e21fb30e5e9807c886b", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "5156ed590c7c232138f37f1d406e190b77feb496e5592e21fb30e5e9807c886b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5156ed590c7c232138f37f1d406e190b77feb496e5592e21fb30e5e9807c886b", kill_on_drop: false }`
[INFO] [stdout] 5156ed590c7c232138f37f1d406e190b77feb496e5592e21fb30e5e9807c886b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 631dc12b643b28c2651f61b10f192ed1587b8ec42063762e6f7ea7da49107264
[INFO] running `Command { std: "docker" "start" "-a" "631dc12b643b28c2651f61b10f192ed1587b8ec42063762e6f7ea7da49107264", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "631dc12b643b28c2651f61b10f192ed1587b8ec42063762e6f7ea7da49107264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631dc12b643b28c2651f61b10f192ed1587b8ec42063762e6f7ea7da49107264", kill_on_drop: false }`
[INFO] [stdout] 631dc12b643b28c2651f61b10f192ed1587b8ec42063762e6f7ea7da49107264
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c1a727c1193fe877277f49dd4e01d81ca5ba4dfb954cab9169d4ab0f0613bd6e
[INFO] running `Command { std: "docker" "start" "-a" "c1a727c1193fe877277f49dd4e01d81ca5ba4dfb954cab9169d4ab0f0613bd6e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/dyck-acc74bccdf21c261)
[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/core.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/core-11692e11688d81a3)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test core_tests::appending_completes_sequence_needing_closures ... ok
[INFO] [stdout] test core_tests::appending_corrects_sequence_with_multiple_unmatched_opens ... ok
[INFO] [stdout] test core_tests::get_close ... ok
[INFO] [stdout] test core_tests::get_k_with_no_pairs ... ok
[INFO] [stdout] test core_tests::appending_to_empty_sequence_returns_empty ... ok
[INFO] [stdout] test core_tests::appending_to_valid_sequence_returns_same_sequence ... ok
[INFO] [stdout] test core_tests::get_k_with_multiple_pairs ... ok
[INFO] [stdout] test core_tests::appending_error_for_leading_close_token ... ok
[INFO] [stdout] test core_tests::get_k_with_single_pair ... ok
[INFO] [stdout] test core_tests::get_open ... ok
[INFO] [stdout] test core_tests::inverse_operations_get_open_get_close ... ok
[INFO] [stdout] test core_tests::is_balanced ... ok
[INFO] [stdout] test core_tests::is_open ... ok
[INFO] [stdout] test core_tests::is_valid ... ok
[INFO] [stdout] test core_tests::is_close ... ok
[INFO] [stdout] test core_tests::is_valid_empty_word ... ok
[INFO] [stdout] test core_tests::is_valid_incorrect_closing_order ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix_entire_word ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix_with_unmatched_open ... ok
[INFO] [stdout] test core_tests::new_from_arr_no_duplicates ... ok
[INFO] [stdout] test core_tests::new_from_vec_no_duplicates ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix_incorrect_nesting ... ok
[INFO] [stdout] test core_tests::new_from_vec_with_duplicate_closing_tokens ... ok
[INFO] [stdout] test core_tests::new_from_vec_with_duplicate_opening_tokens ... ok
[INFO] [stdout] test core_tests::longest_valid_prefix_empty_word ... ok
[INFO] [stdout] test core_tests::new_from_vec_with_duplicate_pairs ... ok
[INFO] [stderr]      Running tests/enums.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/enums-b6be0ed39ea6f873)
[INFO] [stdout] test core_tests::longest_valid_prefix_with_unmatched_close ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "c1a727c1193fe877277f49dd4e01d81ca5ba4dfb954cab9169d4ab0f0613bd6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1a727c1193fe877277f49dd4e01d81ca5ba4dfb954cab9169d4ab0f0613bd6e", kill_on_drop: false }`
[INFO] [stdout] c1a727c1193fe877277f49dd4e01d81ca5ba4dfb954cab9169d4ab0f0613bd6e