[INFO] fetching crate ringstack 0.3.0...
[INFO] testing ringstack-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate ringstack 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ringstack 0.3.0
[INFO] finished tweaking crates.io crate ringstack 0.3.0
[INFO] tweaked toml for crates.io crate ringstack 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ringstack 0.3.0 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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a0b52a43e236c0e6fd8d2119c13fa20eca85dd5900837782d205f0683fc162d0
[INFO] running `Command { std: "docker" "start" "-a" "a0b52a43e236c0e6fd8d2119c13fa20eca85dd5900837782d205f0683fc162d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0b52a43e236c0e6fd8d2119c13fa20eca85dd5900837782d205f0683fc162d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0b52a43e236c0e6fd8d2119c13fa20eca85dd5900837782d205f0683fc162d0", kill_on_drop: false }`
[INFO] [stdout] a0b52a43e236c0e6fd8d2119c13fa20eca85dd5900837782d205f0683fc162d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7456ffd71b638ca867043ced8f777a4d154457dc2d0d528daab50e12cd954a88
[INFO] running `Command { std: "docker" "start" "-a" "7456ffd71b638ca867043ced8f777a4d154457dc2d0d528daab50e12cd954a88", kill_on_drop: false }`
[INFO] [stderr]    Compiling ringstack v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "7456ffd71b638ca867043ced8f777a4d154457dc2d0d528daab50e12cd954a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7456ffd71b638ca867043ced8f777a4d154457dc2d0d528daab50e12cd954a88", kill_on_drop: false }`
[INFO] [stdout] 7456ffd71b638ca867043ced8f777a4d154457dc2d0d528daab50e12cd954a88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e6051caf7f1ab8fcb9b69dfd5ca103ea184ca477e2a5d3a4282ee20d729c6f63
[INFO] running `Command { std: "docker" "start" "-a" "e6051caf7f1ab8fcb9b69dfd5ca103ea184ca477e2a5d3a4282ee20d729c6f63", kill_on_drop: false }`
[INFO] [stderr]    Compiling ringstack v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "e6051caf7f1ab8fcb9b69dfd5ca103ea184ca477e2a5d3a4282ee20d729c6f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6051caf7f1ab8fcb9b69dfd5ca103ea184ca477e2a5d3a4282ee20d729c6f63", kill_on_drop: false }`
[INFO] [stdout] e6051caf7f1ab8fcb9b69dfd5ca103ea184ca477e2a5d3a4282ee20d729c6f63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 49f21ff9a6c79d5775fd309d3a4063429afa405c2cc39364a7c035bf9352a430
[INFO] running `Command { std: "docker" "start" "-a" "49f21ff9a6c79d5775fd309d3a4063429afa405c2cc39364a7c035bf9352a430", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/ringstack-cc418e232dea6c01)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test t::test_clone ... ok
[INFO] [stdout] test t::test_internal_representaions_and_get_index ... ok
[INFO] [stdout] test t::test_iter_mut ... ok
[INFO] [stdout] test t::test_iter ... ok
[INFO] [stdout] test t::test_multiple_times_of_push_and_pop ... ok
[INFO] [stdout] test t::test_index_access - should panic ... ok
[INFO] [stdout] test t::test_index_access_check - should panic ... ok
[INFO] [stdout] test t::test_index_mut_access - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "49f21ff9a6c79d5775fd309d3a4063429afa405c2cc39364a7c035bf9352a430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f21ff9a6c79d5775fd309d3a4063429afa405c2cc39364a7c035bf9352a430", kill_on_drop: false }`
[INFO] [stdout] 49f21ff9a6c79d5775fd309d3a4063429afa405c2cc39364a7c035bf9352a430