[INFO] fetching crate chacha8rand 0.1.1...
[INFO] testing chacha8rand-0.1.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate chacha8rand 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate chacha8rand 0.1.1
[INFO] finished tweaking crates.io crate chacha8rand 0.1.1
[INFO] tweaked toml for crates.io crate chacha8rand 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate chacha8rand 0.1.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[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]     Blocking waiting for file lock on package cache
[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] f168d39bd5f6d36788bebd96ff6497fbcecbf77c5a106d39517488f586791cd7
[INFO] running `Command { std: "docker" "start" "-a" "f168d39bd5f6d36788bebd96ff6497fbcecbf77c5a106d39517488f586791cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f168d39bd5f6d36788bebd96ff6497fbcecbf77c5a106d39517488f586791cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f168d39bd5f6d36788bebd96ff6497fbcecbf77c5a106d39517488f586791cd7", kill_on_drop: false }`
[INFO] [stdout] f168d39bd5f6d36788bebd96ff6497fbcecbf77c5a106d39517488f586791cd7
[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] 3186b3d6459cea031c8d72b4aa433cd696a21a3fa876e3bece95bf4d2d63b62b
[INFO] running `Command { std: "docker" "start" "-a" "3186b3d6459cea031c8d72b4aa433cd696a21a3fa876e3bece95bf4d2d63b62b", kill_on_drop: false }`
[INFO] [stderr]    Compiling chacha8rand v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "3186b3d6459cea031c8d72b4aa433cd696a21a3fa876e3bece95bf4d2d63b62b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3186b3d6459cea031c8d72b4aa433cd696a21a3fa876e3bece95bf4d2d63b62b", kill_on_drop: false }`
[INFO] [stdout] 3186b3d6459cea031c8d72b4aa433cd696a21a3fa876e3bece95bf4d2d63b62b
[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] bbd2594387fbede5ff86cbb91c51167aa5e2bdff949088fd1725ca044ef05e61
[INFO] running `Command { std: "docker" "start" "-a" "bbd2594387fbede5ff86cbb91c51167aa5e2bdff949088fd1725ca044ef05e61", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling chacha8rand v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "bbd2594387fbede5ff86cbb91c51167aa5e2bdff949088fd1725ca044ef05e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd2594387fbede5ff86cbb91c51167aa5e2bdff949088fd1725ca044ef05e61", kill_on_drop: false }`
[INFO] [stdout] bbd2594387fbede5ff86cbb91c51167aa5e2bdff949088fd1725ca044ef05e61
[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] 1803a3479b112383e06f4343cafae30aec8f156efd13bd69c2c2349ecae0b72f
[INFO] running `Command { std: "docker" "start" "-a" "1803a3479b112383e06f4343cafae30aec8f156efd13bd69c2c2349ecae0b72f", 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/chacha8rand-e902f0c762bc442e)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test tests::read_99_bytes_at_a_time ... ok
[INFO] [stdout] test tests::read_seven_bytes_at_a_time ... ok
[INFO] [stdout] test tests::read_bytes_like_u64s ... ok
[INFO] [stdout] test tests::read_single_byte_at_a_time ... ok
[INFO] [stdout] test tests::read_u32s_and_seven_bytes_interleaved ... ok
[INFO] [stdout] test tests::read_u32s_and_four_bytes_interleaved ... ok
[INFO] [stdout] test tests::save_and_restore_at_start ... ok
[INFO] [stdout] test tests::read_bytes_like_u32s ... ok
[INFO] [stdout] test tests::save_and_restore_in_first_batch ... ok
[INFO] [stdout] test tests::restore_rejects_excessive_count ... ok
[INFO] [stdout] test tests::restore_rejects_slighty_too_large_count ... ok
[INFO] [stdout] test tests::read_u32s_and_single_bytes_interleaved ... ok
[INFO] [stdout] test tests::read_u32s_with_empty_reads_in_between ... ok
[INFO] [stdout] test tests::save_and_restore_around_refill ... ok
[INFO] [stdout] test tests::read_u32s_and_many_bytes_interleaved ... ok
[INFO] [stdout] test tests::save_and_restore_in_later_batch ... ok
[INFO] [stdout] test tests::set_seed_is_idempotent ... ok
[INFO] [stdout] test tests::scalar::sample_output_u32s ... ok
[INFO] [stdout] test tests::set_seed_rewinds_many_blocks ... ok
[INFO] [stdout] test tests::sse2::sample_output_u32s ... ok
[INFO] [stdout] test tests::scalar::sample_output_u64s ... ok
[INFO] [stdout] test tests::sse2::sample_output_u64s ... ok
[INFO] [stdout] test tests::set_seed_with_fresh_buffer ... ok
[INFO] [stdout] test tests::set_seed_rewinds_within_block ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1803a3479b112383e06f4343cafae30aec8f156efd13bd69c2c2349ecae0b72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1803a3479b112383e06f4343cafae30aec8f156efd13bd69c2c2349ecae0b72f", kill_on_drop: false }`
[INFO] [stdout] 1803a3479b112383e06f4343cafae30aec8f156efd13bd69c2c2349ecae0b72f