[INFO] cloning repository https://github.com/zeta-lang/zeta
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zeta-lang/zeta" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeta-lang%2Fzeta", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeta-lang%2Fzeta'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15c0f188e79beb3b9a50b64269ece42ed4887b12
[INFO] checking zeta-lang/zeta against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeta-lang%2Fzeta" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zeta-lang/zeta on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zeta-lang/zeta
[INFO] finished tweaking git repo https://github.com/zeta-lang/zeta
[INFO] tweaked toml for git repo https://github.com/zeta-lang/zeta written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/zeta-lang/zeta already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3bd5107012ff6a74118854fc11b3b88827de236555301a5fd77c148680264df
[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" "d3bd5107012ff6a74118854fc11b3b88827de236555301a5fd77c148680264df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3bd5107012ff6a74118854fc11b3b88827de236555301a5fd77c148680264df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3bd5107012ff6a74118854fc11b3b88827de236555301a5fd77c148680264df", kill_on_drop: false }`
[INFO] [stdout] d3bd5107012ff6a74118854fc11b3b88827de236555301a5fd77c148680264df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85e9e62e679aff5c4438819630bcb27acaf595bcc5eb26dad2db05fcb1479005
[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" "85e9e62e679aff5c4438819630bcb27acaf595bcc5eb26dad2db05fcb1479005", kill_on_drop: false }`
[INFO] [stderr]     Checking zeta v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: `transmute` is not allowed in constant functions
[INFO] [stdout]   --> src/lib/text/text_enum.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |           Self::VALUES[unsafe { ::std::mem::transmute::<Self, $repr>(self) as usize }]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib/common/operator.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / text_enum! {
[INFO] [stdout] 4  | |   #[repr(u8)]
[INFO] [stdout] 5  | |   #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout] 6  | |   #[doc = "Operators used throughout Zeta"]
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |   }
[INFO] [stdout] 33 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
[INFO] [stdout]    = note: `transmute` is only allowed in constants and statics for now
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `transmute` is not allowed in constant functions
[INFO] [stdout]   --> src/lib/text/text_enum.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |           Self::VALUES[unsafe { ::std::mem::transmute::<Self, $repr>(self) as usize }]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib/common/keyword.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / text_enum! {
[INFO] [stdout] 4  | |   #[repr(u8)]
[INFO] [stdout] 5  | |   #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout] 6  | |   #[doc = "Keywords used throughout Zeta"]
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |   }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
[INFO] [stdout]    = note: `transmute` is only allowed in constants and statics for now
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `transmute` is not allowed in constant functions
[INFO] [stdout]   --> src/lib/text/text_enum.rs:38:94
[INFO] [stdout]    |
[INFO] [stdout] 38 |   ...   if $crate::text::const_cmp_strs(Self::VALUES[i], s) { break $crate::core::Just(::std::mem::transmute::<$repr, Self>(i as $repr)) }
[INFO] [stdout]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib/common/operator.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / text_enum! {
[INFO] [stdout] 4  | |   #[repr(u8)]
[INFO] [stdout] 5  | |   #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout] 6  | |   #[doc = "Operators used throughout Zeta"]
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |   }
[INFO] [stdout] 33 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
[INFO] [stdout]    = note: `transmute` is only allowed in constants and statics for now
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `transmute` is not allowed in constant functions
[INFO] [stdout]   --> src/lib/text/text_enum.rs:38:94
[INFO] [stdout]    |
[INFO] [stdout] 38 |   ...   if $crate::text::const_cmp_strs(Self::VALUES[i], s) { break $crate::core::Just(::std::mem::transmute::<$repr, Self>(i as $repr)) }
[INFO] [stdout]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib/common/keyword.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / text_enum! {
[INFO] [stdout] 4  | |   #[repr(u8)]
[INFO] [stdout] 5  | |   #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout] 6  | |   #[doc = "Keywords used throughout Zeta"]
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |   }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
[INFO] [stdout]    = note: `transmute` is only allowed in constants and statics for now
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `transmute` is not allowed in constant functions
[INFO] [stdout]   --> src/lib/text/text_enum.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |           Self::VALUES[unsafe { ::std::mem::transmute::<Self, $repr>(self) as usize }]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib/common/operator.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / text_enum! {
[INFO] [stdout] 4  | |   #[repr(u8)]
[INFO] [stdout] 5  | |   #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout] 6  | |   #[doc = "Operators used throughout Zeta"]
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |   }
[INFO] [stdout] 33 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
[INFO] [stdout]    = note: `transmute` is only allowed in constants and statics for now
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `transmute` is not allowed in constant functions
[INFO] [stdout]   --> src/lib/text/text_enum.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |           Self::VALUES[unsafe { ::std::mem::transmute::<Self, $repr>(self) as usize }]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib/common/keyword.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / text_enum! {
[INFO] [stdout] 4  | |   #[repr(u8)]
[INFO] [stdout] 5  | |   #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout] 6  | |   #[doc = "Keywords used throughout Zeta"]
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |   }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
[INFO] [stdout]    = note: `transmute` is only allowed in constants and statics for now
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `transmute` is not allowed in constant functions
[INFO] [stdout]   --> src/lib/text/text_enum.rs:38:94
[INFO] [stdout]    |
[INFO] [stdout] 38 |   ...   if $crate::text::const_cmp_strs(Self::VALUES[i], s) { break $crate::core::Just(::std::mem::transmute::<$repr, Self>(i as $repr)) }
[INFO] [stdout]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib/common/operator.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / text_enum! {
[INFO] [stdout] 4  | |   #[repr(u8)]
[INFO] [stdout] 5  | |   #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout] 6  | |   #[doc = "Operators used throughout Zeta"]
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |   }
[INFO] [stdout] 33 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
[INFO] [stdout]    = note: `transmute` is only allowed in constants and statics for now
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `transmute` is not allowed in constant functions
[INFO] [stdout]   --> src/lib/text/text_enum.rs:38:94
[INFO] [stdout]    |
[INFO] [stdout] 38 |   ...   if $crate::text::const_cmp_strs(Self::VALUES[i], s) { break $crate::core::Just(::std::mem::transmute::<$repr, Self>(i as $repr)) }
[INFO] [stdout]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib/common/keyword.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / text_enum! {
[INFO] [stdout] 4  | |   #[repr(u8)]
[INFO] [stdout] 5  | |   #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout] 6  | |   #[doc = "Keywords used throughout Zeta"]
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |   }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53605 <https://github.com/rust-lang/rust/issues/53605> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_transmute)]` to the crate attributes to enable
[INFO] [stdout]    = note: `transmute` is only allowed in constants and statics for now
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zeta`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "85e9e62e679aff5c4438819630bcb27acaf595bcc5eb26dad2db05fcb1479005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e9e62e679aff5c4438819630bcb27acaf595bcc5eb26dad2db05fcb1479005", kill_on_drop: false }`
[INFO] [stdout] 85e9e62e679aff5c4438819630bcb27acaf595bcc5eb26dad2db05fcb1479005