[INFO] fetching crate ghosts 0.1.0...
[INFO] testing ghosts-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate ghosts 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ghosts 0.1.0
[INFO] finished tweaking crates.io crate ghosts 0.1.0
[INFO] tweaked toml for crates.io crate ghosts 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ghosts 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5df1eb8a1625b0a496ec5ab2accaa787f9abebaf87e15cb6a7ae7aa64796f0ed
[INFO] running `Command { std: "docker" "start" "-a" "5df1eb8a1625b0a496ec5ab2accaa787f9abebaf87e15cb6a7ae7aa64796f0ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5df1eb8a1625b0a496ec5ab2accaa787f9abebaf87e15cb6a7ae7aa64796f0ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df1eb8a1625b0a496ec5ab2accaa787f9abebaf87e15cb6a7ae7aa64796f0ed", kill_on_drop: false }`
[INFO] [stdout] 5df1eb8a1625b0a496ec5ab2accaa787f9abebaf87e15cb6a7ae7aa64796f0ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af59c1ac8b7a5c042e2cc2480ac8935db8d451e4df12ae3ea6bd9efb11c92269
[INFO] running `Command { std: "docker" "start" "-a" "af59c1ac8b7a5c042e2cc2480ac8935db8d451e4df12ae3ea6bd9efb11c92269", kill_on_drop: false }`
[INFO] [stderr]    Compiling ghosts-proc_macros v0.1.0
[INFO] [stderr]    Compiling never-say-never v6.6.666
[INFO] [stderr]    Compiling ghosts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/expr.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 |     struct OutsideOfAGhostBlockError(u8);
[INFO] [stdout]    |            ------------------------- ^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "af59c1ac8b7a5c042e2cc2480ac8935db8d451e4df12ae3ea6bd9efb11c92269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af59c1ac8b7a5c042e2cc2480ac8935db8d451e4df12ae3ea6bd9efb11c92269", kill_on_drop: false }`
[INFO] [stdout] af59c1ac8b7a5c042e2cc2480ac8935db8d451e4df12ae3ea6bd9efb11c92269
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bad7408567e4124edc67c00194ac7c20d30535fe90864e16e2588bac1d2e9e1d
[INFO] running `Command { std: "docker" "start" "-a" "bad7408567e4124edc67c00194ac7c20d30535fe90864e16e2588bac1d2e9e1d", kill_on_drop: false }`
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/expr.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 |     struct OutsideOfAGhostBlockError(u8);
[INFO] [stdout]    |            ------------------------- ^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ghosts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/expr.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 |     struct OutsideOfAGhostBlockError(u8);
[INFO] [stdout]    |            ------------------------- ^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "bad7408567e4124edc67c00194ac7c20d30535fe90864e16e2588bac1d2e9e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad7408567e4124edc67c00194ac7c20d30535fe90864e16e2588bac1d2e9e1d", kill_on_drop: false }`
[INFO] [stdout] bad7408567e4124edc67c00194ac7c20d30535fe90864e16e2588bac1d2e9e1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1f5e012a59fcd7f6391152ce565969473ba20ef20d0273448c64c50f7fe7820
[INFO] running `Command { std: "docker" "start" "-a" "a1f5e012a59fcd7f6391152ce565969473ba20ef20d0273448c64c50f7fe7820", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/expr.rs:39:38
[INFO] [stderr]    |
[INFO] [stderr] 39 |     struct OutsideOfAGhostBlockError(u8);
[INFO] [stderr]    |            ------------------------- ^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing this field
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ghosts` (lib) generated 1 warning
[INFO] [stderr] warning: `ghosts` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ghosts-da75425e212094a0)
[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]    Doc-tests ghosts
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/expr.rs - expr::ghost (line 164) ... FAILED
[INFO] [stdout] test src/expr.rs - expr::ghost (line 213) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/expr.rs - expr::ghost (line 174) ... ok
[INFO] [stdout] test src/expr.rs - expr::__::Ectoplasm (line 57) ... FAILED
[INFO] [stdout] test src/expr.rs - expr::Ectoplasm::materialize (line 74) ... FAILED
[INFO] [stdout] test src/expr.rs - expr::ghost (line 200) ... ok
[INFO] [stdout] test src/expr.rs - expr::ghost (line 227) ... ok
[INFO] [stdout] test src/lib.rs - ghost_no_dropck (line 53) ... ok
[INFO] [stdout] test src/ty.rs - ty::Ghost (line 46) ... ok
[INFO] [stdout] test src/lib.rs - ghost_no_init (line 35) ... ok
[INFO] [stdout] test src/lib.rs - ghost_tag (line 74) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/expr.rs - expr::ghost (line 164) stdout ----
[INFO] [stdout] error: reached the recursion limit while instantiating `materialize_unchecked::<((((((..., ...), ...), ...), ...), ...), ...)>`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/expr.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     materialize_unchecked::<(T, OutsideOfAGhostBlockError)>(Ghost).0
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `materialize_unchecked` defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/expr.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / pub
[INFO] [stdout] 34 | | fn materialize_unchecked<T> (
[INFO] [stdout] 35 | |     _: Ghost<T>,
[INFO] [stdout] 36 | | ) -> T
[INFO] [stdout]    | |______^
[INFO] [stdout]    = note: the full name for the type has been written to '/tmp/rustdoctestNKn5ZA/rust_out.long-type-10115476938766161176.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/expr.rs - expr::__::Ectoplasm (line 57) stdout ----
[INFO] [stdout] error: reached the recursion limit while instantiating `materialize_unchecked::<((((((..., ...), ...), ...), ...), ...), ...)>`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/expr.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     materialize_unchecked::<(T, OutsideOfAGhostBlockError)>(Ghost).0
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `materialize_unchecked` defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/expr.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / pub
[INFO] [stdout] 34 | | fn materialize_unchecked<T> (
[INFO] [stdout] 35 | |     _: Ghost<T>,
[INFO] [stdout] 36 | | ) -> T
[INFO] [stdout]    | |______^
[INFO] [stdout]    = note: the full name for the type has been written to '/tmp/rustdoctestpRtLwv/rust_out.long-type-11784725652129008087.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/expr.rs - expr::Ectoplasm::materialize (line 74) stdout ----
[INFO] [stdout] error: reached the recursion limit while instantiating `materialize_unchecked::<((((((..., ...), ...), ...), ...), ...), ...)>`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/expr.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     materialize_unchecked::<(T, OutsideOfAGhostBlockError)>(Ghost).0
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `materialize_unchecked` defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/expr.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | / pub
[INFO] [stdout] 34 | | fn materialize_unchecked<T> (
[INFO] [stdout] 35 | |     _: Ghost<T>,
[INFO] [stdout] 36 | | ) -> T
[INFO] [stdout]    | |______^
[INFO] [stdout]    = note: the full name for the type has been written to '/tmp/rustdoctest3W8Bip/rust_out.long-type-14542121208690374910.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[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/expr.rs - expr::Ectoplasm::materialize (line 74)
[INFO] [stdout]     src/expr.rs - expr::__::Ectoplasm (line 57)
[INFO] [stdout]     src/expr.rs - expr::ghost (line 164)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.08s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "a1f5e012a59fcd7f6391152ce565969473ba20ef20d0273448c64c50f7fe7820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f5e012a59fcd7f6391152ce565969473ba20ef20d0273448c64c50f7fe7820", kill_on_drop: false }`
[INFO] [stdout] a1f5e012a59fcd7f6391152ce565969473ba20ef20d0273448c64c50f7fe7820