[INFO] fetching crate tagged_ptr 0.1.0...
[INFO] building tagged_ptr-0.1.0 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate tagged_ptr 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tagged_ptr 0.1.0 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tagged_ptr 0.1.0
[INFO] finished tweaking crates.io crate tagged_ptr 0.1.0
[INFO] tweaked toml for crates.io crate tagged_ptr 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1300e959ad3f894d9ef5125a69686eab4dd0376b0071d6ffd4b357650f2d45d3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1300e959ad3f894d9ef5125a69686eab4dd0376b0071d6ffd4b357650f2d45d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1300e959ad3f894d9ef5125a69686eab4dd0376b0071d6ffd4b357650f2d45d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1300e959ad3f894d9ef5125a69686eab4dd0376b0071d6ffd4b357650f2d45d3", kill_on_drop: false }`
[INFO] [stdout] 1300e959ad3f894d9ef5125a69686eab4dd0376b0071d6ffd4b357650f2d45d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f3249cbc440710608a68cbdb457a47ea9405e715a4e992a94c1afdf50be110a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f3249cbc440710608a68cbdb457a47ea9405e715a4e992a94c1afdf50be110a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagged_ptr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/packable3.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |     unsafe fn unpack(usize) -> Self;
[INFO] [stdout]    |                      ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `rc_raw` has been stable since 1.17.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rc_raw)]
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "7f3249cbc440710608a68cbdb457a47ea9405e715a4e992a94c1afdf50be110a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f3249cbc440710608a68cbdb457a47ea9405e715a4e992a94c1afdf50be110a", kill_on_drop: false }`
[INFO] [stdout] 7f3249cbc440710608a68cbdb457a47ea9405e715a4e992a94c1afdf50be110a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d81cbda297ad46e4b1795a89b23febfde35b8c35917801a4b1bf0db86eefa702
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d81cbda297ad46e4b1795a89b23febfde35b8c35917801a4b1bf0db86eefa702", kill_on_drop: false }`
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/packable3.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |     unsafe fn unpack(usize) -> Self;
[INFO] [stdout]    |                      ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tagged_ptr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `rc_raw` has been stable since 1.17.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rc_raw)]
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/packable3.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 |     unsafe fn unpack(usize) -> Self;
[INFO] [stdout]    |                      ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/tagged_ptr.rs:217:32
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let x: X = Unpacked::B(rc);
[INFO] [stdout]     |                                ^^ expected struct `Rc`, found struct `Box`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Rc<u32>`
[INFO] [stdout]                found struct `Box<Rc<{integer}>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/tagged_ptr.rs:230:32
[INFO] [stdout]     |
[INFO] [stdout] 230 |         let x: X = Unpacked::B(rc);
[INFO] [stdout]     |                                ^^ expected struct `Rc`, found struct `Box`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Rc<u32>`
[INFO] [stdout]                found struct `Box<Rc<{integer}>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tagged_ptr`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d81cbda297ad46e4b1795a89b23febfde35b8c35917801a4b1bf0db86eefa702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d81cbda297ad46e4b1795a89b23febfde35b8c35917801a4b1bf0db86eefa702", kill_on_drop: false }`
[INFO] [stdout] d81cbda297ad46e4b1795a89b23febfde35b8c35917801a4b1bf0db86eefa702
