[INFO] fetching crate unstacked 0.1.2...
[INFO] testing unstacked-0.1.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate unstacked 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate unstacked 0.1.2
[INFO] finished tweaking crates.io crate unstacked 0.1.2
[INFO] tweaked toml for crates.io crate unstacked 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unstacked 0.1.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unstacked 0.1.2 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 302ceda9e014503aec6ce78e687b3aeaed71289c75ed1d21ed4cf5995de83baf
[INFO] running `Command { std: "docker" "start" "-a" "302ceda9e014503aec6ce78e687b3aeaed71289c75ed1d21ed4cf5995de83baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "302ceda9e014503aec6ce78e687b3aeaed71289c75ed1d21ed4cf5995de83baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302ceda9e014503aec6ce78e687b3aeaed71289c75ed1d21ed4cf5995de83baf", kill_on_drop: false }`
[INFO] [stdout] 302ceda9e014503aec6ce78e687b3aeaed71289c75ed1d21ed4cf5995de83baf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1320b00b4f4ae34d0e4b52c2f592ab15fa3616328c65ed71007a5a91adb3ace
[INFO] running `Command { std: "docker" "start" "-a" "b1320b00b4f4ae34d0e4b52c2f592ab15fa3616328c65ed71007a5a91adb3ace", kill_on_drop: false }`
[INFO] [stderr]    Compiling unstacked v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "b1320b00b4f4ae34d0e4b52c2f592ab15fa3616328c65ed71007a5a91adb3ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1320b00b4f4ae34d0e4b52c2f592ab15fa3616328c65ed71007a5a91adb3ace", kill_on_drop: false }`
[INFO] [stdout] b1320b00b4f4ae34d0e4b52c2f592ab15fa3616328c65ed71007a5a91adb3ace
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48d686852d884519cc1b9d137237a3f991c2fee6f446437e7baf45c95c795a5a
[INFO] running `Command { std: "docker" "start" "-a" "48d686852d884519cc1b9d137237a3f991c2fee6f446437e7baf45c95c795a5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unstacked v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "48d686852d884519cc1b9d137237a3f991c2fee6f446437e7baf45c95c795a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d686852d884519cc1b9d137237a3f991c2fee6f446437e7baf45c95c795a5a", kill_on_drop: false }`
[INFO] [stdout] 48d686852d884519cc1b9d137237a3f991c2fee6f446437e7baf45c95c795a5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b12f6281375132c606c217e428352dc2398c1ee8f9bfd4a561c833623d5a3f3
[INFO] running `Command { std: "docker" "start" "-a" "8b12f6281375132c606c217e428352dc2398c1ee8f9bfd4a561c833623d5a3f3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unstacked-324c7488381bb49a)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_aba_problem_prevention ... ok
[INFO] [stdout] test tests::test_encode_decode ... ok
[INFO] [stdout] test tests::test_is_empty ... ok
[INFO] [stdout] test tests::test_clear_concurrent ... ok
[INFO] [stdout] test tests::test_len ... ok
[INFO] [stdout] test tests::test_multiple_pops_when_empty ... ok
[INFO] [stdout] test tests::test_peek ... ok
[INFO] [stdout] test tests::test_push_and_pop_multiple_elements ... ok
[INFO] [stdout] test tests::test_push_and_pop_single_element ... ok
[INFO] [stdout] test tests::test_push_and_pop_with_custom_type ... ok
[INFO] [stdout] test tests::test_peek_and_modify ... ok
[INFO] [stdout] test tests::test_tagged_ptr_operations ... ok
[INFO] [stdout] test tests::test_tag_increment_on_operations ... ok
[INFO] [stdout] test tests::test_new_stack_is_empty ... ok
[INFO] [stdout] test tests::test_push_after_pop ... ok
[INFO] [stdout] test tests::test_concurrent_push ... ok
[INFO] [stdout] test tests::test_concurrent_push_and_pop ... ok
[INFO] [stdout] test tests::test_peek_concurrent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unstacked
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Stack<T> (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8b12f6281375132c606c217e428352dc2398c1ee8f9bfd4a561c833623d5a3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b12f6281375132c606c217e428352dc2398c1ee8f9bfd4a561c833623d5a3f3", kill_on_drop: false }`
[INFO] [stdout] 8b12f6281375132c606c217e428352dc2398c1ee8f9bfd4a561c833623d5a3f3