[INFO] cloning repository https://github.com/rookie1024/dispose
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rookie1024/dispose" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookie1024%2Fdispose", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookie1024%2Fdispose'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd3675c164f1135ac39d35925c9d16a4497776be
[INFO] checking rookie1024/dispose against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookie1024%2Fdispose" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rookie1024/dispose on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rookie1024/dispose
[INFO] finished tweaking git repo https://github.com/rookie1024/dispose
[INFO] tweaked toml for git repo https://github.com/rookie1024/dispose written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rookie1024/dispose 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gfx-backend-empty v0.6.0
[INFO] [stderr]   Downloaded gfx-hal v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e73df10123a3cac53fdfdb128d4d38f17eef722fc8064ec5e3d548fe48392f6
[INFO] running `Command { std: "docker" "start" "-a" "6e73df10123a3cac53fdfdb128d4d38f17eef722fc8064ec5e3d548fe48392f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e73df10123a3cac53fdfdb128d4d38f17eef722fc8064ec5e3d548fe48392f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e73df10123a3cac53fdfdb128d4d38f17eef722fc8064ec5e3d548fe48392f6", kill_on_drop: false }`
[INFO] [stdout] 6e73df10123a3cac53fdfdb128d4d38f17eef722fc8064ec5e3d548fe48392f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5312ec0c5d11556e275ec89bd7655a83d74a48ad41f0819ff244163a0b917d9
[INFO] running `Command { std: "docker" "start" "-a" "c5312ec0c5d11556e275ec89bd7655a83d74a48ad41f0819ff244163a0b917d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.11
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking proc-macro2 v1.0.66
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking proc-macro-error v1.0.4
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking dispose-derive v0.4.0 (/opt/rustwide/workdir/src/dispose-derive)
[INFO] [stderr]     Checking dispose v0.5.0 (/opt/rustwide/workdir/src/dispose)
[INFO] [stdout] warning: unused import: `dispose_derive::*`
[INFO] [stdout]    --> src/dispose/lib.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub use dispose_derive::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dispose_derive::*`
[INFO] [stdout]    --> src/dispose/lib.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub use dispose_derive::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/dispose/abort.rs:88:29
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn sanity_check_aop() { catch_unwind(|| panic!()); }
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn sanity_check_aop() { let _ = catch_unwind(|| panic!()); }
[INFO] [stdout]    |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "c5312ec0c5d11556e275ec89bd7655a83d74a48ad41f0819ff244163a0b917d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5312ec0c5d11556e275ec89bd7655a83d74a48ad41f0819ff244163a0b917d9", kill_on_drop: false }`
[INFO] [stdout] c5312ec0c5d11556e275ec89bd7655a83d74a48ad41f0819ff244163a0b917d9
[INFO] checking rookie1024/dispose against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frookie1024%2Fdispose" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rookie1024/dispose on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rookie1024/dispose
[INFO] finished tweaking git repo https://github.com/rookie1024/dispose
[INFO] tweaked toml for git repo https://github.com/rookie1024/dispose written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rookie1024/dispose 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4648d2c5cd055f79bae5c01c7aa38e71657e0eca1848430a5979613ce488ab3
[INFO] running `Command { std: "docker" "start" "-a" "f4648d2c5cd055f79bae5c01c7aa38e71657e0eca1848430a5979613ce488ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4648d2c5cd055f79bae5c01c7aa38e71657e0eca1848430a5979613ce488ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4648d2c5cd055f79bae5c01c7aa38e71657e0eca1848430a5979613ce488ab3", kill_on_drop: false }`
[INFO] [stdout] f4648d2c5cd055f79bae5c01c7aa38e71657e0eca1848430a5979613ce488ab3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a404581e99a433de04d94198d3604393b0d841d9ecd212587f4f492b4148f85
[INFO] running `Command { std: "docker" "start" "-a" "3a404581e99a433de04d94198d3604393b0d841d9ecd212587f4f492b4148f85", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.11
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking proc-macro2 v1.0.66
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking dispose-derive v0.4.0 (/opt/rustwide/workdir/src/dispose-derive)
[INFO] [stderr]     Checking dispose v0.5.0 (/opt/rustwide/workdir/src/dispose)
[INFO] [stdout] warning: unused import: `dispose_derive::*`
[INFO] [stdout]    --> src/dispose/lib.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub use dispose_derive::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dispose_derive::*`
[INFO] [stdout]    --> src/dispose/lib.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub use dispose_derive::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/dispose/abort.rs:88:29
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn sanity_check_aop() { catch_unwind(|| panic!()); }
[INFO] [stdout]    |                             ^^^^^^^^^^^^ cannot infer type of the type parameter `R` declared on the function `catch_unwind`
[INFO] [stdout]    |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn sanity_check_aop() { catch_unwind::<_, R>(|| panic!()); }
[INFO] [stdout]    |                                         ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dispose` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3a404581e99a433de04d94198d3604393b0d841d9ecd212587f4f492b4148f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a404581e99a433de04d94198d3604393b0d841d9ecd212587f4f492b4148f85", kill_on_drop: false }`
[INFO] [stdout] 3a404581e99a433de04d94198d3604393b0d841d9ecd212587f4f492b4148f85