[INFO] cloning repository https://github.com/cestef/unstacked
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cestef/unstacked" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcestef%2Funstacked", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcestef%2Funstacked'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f20544969870f68b6f08a85f635b9713b99c60a
[INFO] testing cestef/unstacked against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcestef%2Funstacked" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cestef/unstacked on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cestef/unstacked
[INFO] finished tweaking git repo https://github.com/cestef/unstacked
[INFO] tweaked toml for git repo https://github.com/cestef/unstacked written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cestef/unstacked 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" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5320b5dd94eec949089331acc075ca8cb91aff6a8f0270739824208adb0f5d8a
[INFO] running `Command { std: "docker" "start" "-a" "5320b5dd94eec949089331acc075ca8cb91aff6a8f0270739824208adb0f5d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5320b5dd94eec949089331acc075ca8cb91aff6a8f0270739824208adb0f5d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5320b5dd94eec949089331acc075ca8cb91aff6a8f0270739824208adb0f5d8a", kill_on_drop: false }`
[INFO] [stdout] 5320b5dd94eec949089331acc075ca8cb91aff6a8f0270739824208adb0f5d8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9147b649f0692cef76d0538ba4018e382ac9f989e9bf6ce5f5d77f1b5c80bc39
[INFO] running `Command { std: "docker" "start" "-a" "9147b649f0692cef76d0538ba4018e382ac9f989e9bf6ce5f5d77f1b5c80bc39", kill_on_drop: false }`
[INFO] [stderr]    Compiling unstacked v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "9147b649f0692cef76d0538ba4018e382ac9f989e9bf6ce5f5d77f1b5c80bc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9147b649f0692cef76d0538ba4018e382ac9f989e9bf6ce5f5d77f1b5c80bc39", kill_on_drop: false }`
[INFO] [stdout] 9147b649f0692cef76d0538ba4018e382ac9f989e9bf6ce5f5d77f1b5c80bc39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08f52fe161321ac00d3a83b07c06bea0f11225413a3fff31e52f63994f649f41
[INFO] running `Command { std: "docker" "start" "-a" "08f52fe161321ac00d3a83b07c06bea0f11225413a3fff31e52f63994f649f41", kill_on_drop: false }`
[INFO] [stderr]    Compiling unstacked v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "08f52fe161321ac00d3a83b07c06bea0f11225413a3fff31e52f63994f649f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f52fe161321ac00d3a83b07c06bea0f11225413a3fff31e52f63994f649f41", kill_on_drop: false }`
[INFO] [stdout] 08f52fe161321ac00d3a83b07c06bea0f11225413a3fff31e52f63994f649f41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bdfdf203c59e104b794cf2da151c92913dfadd7cb61d920a3215c91b37c83db2
[INFO] running `Command { std: "docker" "start" "-a" "bdfdf203c59e104b794cf2da151c92913dfadd7cb61d920a3215c91b37c83db2", 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/debug/deps/unstacked-6eec246dc94945b5)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::test_encode_decode ... ok
[INFO] [stdout] test tests::test_is_empty ... ok
[INFO] [stdout] test tests::test_aba_problem_prevention ... ok
[INFO] [stdout] test tests::test_len ... ok
[INFO] [stdout] test tests::test_multiple_pops_when_empty ... ok
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_new_stack_is_empty ... ok
[INFO] [stdout] test tests::test_peek ... ok
[INFO] [stdout] test tests::test_peek_and_modify ... ok
[INFO] [stdout] test tests::test_push_after_pop ... ok
[INFO] [stdout] test tests::test_push_and_pop_multiple_elements ... ok
[INFO] [stdout] test tests::test_tagged_ptr_operations ... ok
[INFO] [stdout] test tests::test_clear_concurrent ... ok
[INFO] [stdout] test tests::test_push_and_pop_single_element ... ok
[INFO] [stderr]    Doc-tests unstacked
[INFO] [stdout] test tests::test_peek_concurrent ... ok
[INFO] [stdout] test tests::test_concurrent_push_and_pop ... ok
[INFO] [stdout] test tests::test_concurrent_push ... ok
[INFO] [stdout] test tests::test_push_and_pop_with_custom_type ... ok
[INFO] [stdout] test tests::test_tag_increment_on_operations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Stack<T> (line 68) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Stack<T> (line 68) stdout ----
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/tmp/rustdoctestHvHCx7/rmetazm46Cf"
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Stack<T> (line 68)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "bdfdf203c59e104b794cf2da151c92913dfadd7cb61d920a3215c91b37c83db2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdfdf203c59e104b794cf2da151c92913dfadd7cb61d920a3215c91b37c83db2", kill_on_drop: false }`
[INFO] [stdout] bdfdf203c59e104b794cf2da151c92913dfadd7cb61d920a3215c91b37c83db2