[INFO] fetching crate easy-pin-proc-macro 0.0.1-alpha...
[INFO] checking easy-pin-proc-macro-0.0.1-alpha against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate easy-pin-proc-macro 0.0.1-alpha into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate easy-pin-proc-macro 0.0.1-alpha 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 crates.io crate easy-pin-proc-macro 0.0.1-alpha
[INFO] finished tweaking crates.io crate easy-pin-proc-macro 0.0.1-alpha
[INFO] tweaked toml for crates.io crate easy-pin-proc-macro 0.0.1-alpha written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[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] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f9802281c1e4b058f310e959f2aeeab7c77933879af4acec70aaaa1a7080ca3b
[INFO] running `Command { std: "docker" "start" "-a" "f9802281c1e4b058f310e959f2aeeab7c77933879af4acec70aaaa1a7080ca3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9802281c1e4b058f310e959f2aeeab7c77933879af4acec70aaaa1a7080ca3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9802281c1e4b058f310e959f2aeeab7c77933879af4acec70aaaa1a7080ca3b", kill_on_drop: false }`
[INFO] [stdout] f9802281c1e4b058f310e959f2aeeab7c77933879af4acec70aaaa1a7080ca3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9977009478abe2ac08c1d318dbf12886fd4f81272c42c34f21a6455560751d19
[INFO] running `Command { std: "docker" "start" "-a" "9977009478abe2ac08c1d318dbf12886fd4f81272c42c34f21a6455560751d19", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking easy-pin-proc-macro v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 | use ::syn::{self,
[INFO] [stdout]    |             ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 | use ::syn::{self,
[INFO] [stdout]    |             ^^^^ the item `syn` is already defined by prelude
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "9977009478abe2ac08c1d318dbf12886fd4f81272c42c34f21a6455560751d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9977009478abe2ac08c1d318dbf12886fd4f81272c42c34f21a6455560751d19", kill_on_drop: false }`
[INFO] [stdout] 9977009478abe2ac08c1d318dbf12886fd4f81272c42c34f21a6455560751d19
[INFO] checking easy-pin-proc-macro-0.0.1-alpha against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate easy-pin-proc-macro 0.0.1-alpha into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate easy-pin-proc-macro 0.0.1-alpha 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 crates.io crate easy-pin-proc-macro 0.0.1-alpha
[INFO] finished tweaking crates.io crate easy-pin-proc-macro 0.0.1-alpha
[INFO] tweaked toml for crates.io crate easy-pin-proc-macro 0.0.1-alpha written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0aa4705bb8933cf8281d7107ccd00691c2d09a76af8fa2ce440cb90d2989f511
[INFO] running `Command { std: "docker" "start" "-a" "0aa4705bb8933cf8281d7107ccd00691c2d09a76af8fa2ce440cb90d2989f511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aa4705bb8933cf8281d7107ccd00691c2d09a76af8fa2ce440cb90d2989f511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa4705bb8933cf8281d7107ccd00691c2d09a76af8fa2ce440cb90d2989f511", kill_on_drop: false }`
[INFO] [stdout] 0aa4705bb8933cf8281d7107ccd00691c2d09a76af8fa2ce440cb90d2989f511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f75393fe719a0eb507a26b2d0d70a975bd716f2402c16a277abefaa08d21bdaf
[INFO] running `Command { std: "docker" "start" "-a" "f75393fe719a0eb507a26b2d0d70a975bd716f2402c16a277abefaa08d21bdaf", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking easy-pin-proc-macro v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 | use ::syn::{self,
[INFO] [stdout]    |             ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 | use ::syn::{self,
[INFO] [stdout]    |             ^^^^ the item `syn` is already defined by prelude
[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/lib.rs:122:27
[INFO] [stdout]     |
[INFO] [stdout] 122 |                       ) => ({
[INFO] [stdout]     |  ___________________________^
[INFO] [stdout] 123 | |                         error_spanned = Some(($span, $msg));
[INFO] [stdout] 124 | |                         ignore_attr!()
[INFO] [stdout] 125 | |                     });
[INFO] [stdout]     | |_____________________^ cannot infer type
[INFO] [stdout] ...
[INFO] [stdout] 175 | /                             error_spanned!(span =>
[INFO] [stdout] 176 | |                                 "Too many parameters, at most 1 expected"
[INFO] [stdout] 177 | |                             );
[INFO] [stdout]     | |_____________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `error_spanned` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:122:27
[INFO] [stdout]     |
[INFO] [stdout] 122 |                       ) => ({
[INFO] [stdout]     |  ___________________________^
[INFO] [stdout] 123 | |                         error_spanned = Some(($span, $msg));
[INFO] [stdout] 124 | |                         ignore_attr!()
[INFO] [stdout] 125 | |                     });
[INFO] [stdout]     | |_____________________^ cannot infer type
[INFO] [stdout] ...
[INFO] [stdout] 175 | /                             error_spanned!(span =>
[INFO] [stdout] 176 | |                                 "Too many parameters, at most 1 expected"
[INFO] [stdout] 177 | |                             );
[INFO] [stdout]     | |_____________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `error_spanned` (in Nightly builds, run with -Z macro-backtrace for more info)
[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] [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 `easy-pin-proc-macro` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `easy-pin-proc-macro` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "f75393fe719a0eb507a26b2d0d70a975bd716f2402c16a277abefaa08d21bdaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f75393fe719a0eb507a26b2d0d70a975bd716f2402c16a277abefaa08d21bdaf", kill_on_drop: false }`
[INFO] [stdout] f75393fe719a0eb507a26b2d0d70a975bd716f2402c16a277abefaa08d21bdaf