[INFO] fetching crate loalang 0.1.20...
[INFO] testing loalang-0.1.20 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate loalang 0.1.20 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate loalang 0.1.20 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loalang 0.1.20
[INFO] finished tweaking crates.io crate loalang 0.1.20
[INFO] tweaked toml for crates.io crate loalang 0.1.20 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate loalang 0.1.20 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" "+beta-2023-04-20" "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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded graphql_query_derive v0.8.0
[INFO] [stderr]   Downloaded graphql_client v0.8.0
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[INFO] [stderr]   Downloaded combine v3.8.1
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[INFO] [stderr]   Downloaded tokio-threadpool v0.1.16
[INFO] [stderr]   Downloaded tokio-udp v0.1.5
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[INFO] [stderr]   Downloaded http v0.1.20
[INFO] [stderr]   Downloaded flate2 v1.0.12
[INFO] [stderr]   Downloaded tokio-stdin-stdout v0.1.5
[INFO] [stderr]   Downloaded publicsuffix v1.5.4
[INFO] [stderr]   Downloaded tokio-reactor v0.1.10
[INFO] [stderr]   Downloaded reqwest v0.9.22
[INFO] [stderr]   Downloaded tokio-sync v0.1.7
[INFO] [stderr]   Downloaded rpassword v4.0.1
[INFO] [stderr]   Downloaded tokio-uds v0.2.5
[INFO] [stderr]   Downloaded simple-logging v2.0.2
[INFO] [stderr]   Downloaded strum v0.17.1
[INFO] [stderr]   Downloaded strum_macros v0.17.1
[INFO] [stderr]   Downloaded jsonrpc-stdio-server v14.0.0
[INFO] [stderr]   Downloaded rgb v0.8.14
[INFO] [stderr]   Downloaded proc-macro2 v1.0.5
[INFO] [stderr]   Downloaded bincode v1.2.0
[INFO] [stderr]   Downloaded num-rational v0.2.2
[INFO] [stderr]   Downloaded winconsole v0.10.0
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded synstructure v0.12.1
[INFO] [stderr]   Downloaded blake2b_simd v0.5.8
[INFO] [stderr]   Downloaded serde v1.0.101
[INFO] [stderr]   Downloaded cgmath v0.16.1
[INFO] [stderr]   Downloaded hyper-staticfile v0.4.2
[INFO] [stderr]   Downloaded lsp-server v0.2.0
[INFO] [stderr]   Downloaded lsp-types v0.60.0
[INFO] [stderr]   Downloaded num v0.2.0
[INFO] [stderr]   Downloaded jsonrpc-core v14.0.0
[INFO] [stderr]   Downloaded fraction v0.6.2
[INFO] [stderr]   Downloaded ngrammatic v0.3.1
[INFO] [stderr]   Downloaded peekmore v0.4.0
[INFO] [stderr]   Downloaded cc v1.0.46
[INFO] [stderr]   Downloaded rustyline v5.0.4
[INFO] [stderr]   Downloaded serde_derive v1.0.101
[INFO] [stderr]   Downloaded error-chain v0.12.1
[INFO] [stderr]   Downloaded indexmap v1.2.0
[INFO] [stderr]   Downloaded tee v0.1.0
[INFO] [stderr]   Downloaded colored v1.8.0
[INFO] [stderr]   Downloaded num-iter v0.1.39
[INFO] [stderr]   Downloaded num-bigint v0.2.2
[INFO] [stderr]   Downloaded encoding_rs v0.8.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31d64052ff65b5d226b2b51b4b5654a17044be4edf61858eb6eb13304a79889f
[INFO] running `Command { std: "docker" "start" "-a" "31d64052ff65b5d226b2b51b4b5654a17044be4edf61858eb6eb13304a79889f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31d64052ff65b5d226b2b51b4b5654a17044be4edf61858eb6eb13304a79889f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31d64052ff65b5d226b2b51b4b5654a17044be4edf61858eb6eb13304a79889f", kill_on_drop: false }`
[INFO] [stdout] 31d64052ff65b5d226b2b51b4b5654a17044be4edf61858eb6eb13304a79889f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f05947454221f92bbcceea581d402991a017a1f9aeab45690873b020fcba8c80
[INFO] running `Command { std: "docker" "start" "-a" "f05947454221f92bbcceea581d402991a017a1f9aeab45690873b020fcba8c80", 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 autocfg v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-segmentation v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling bincode v1.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling strum v0.17.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling ngrammatic v0.3.1
[INFO] [stderr]    Compiling peekmore v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling strum_macros v0.17.1
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling fraction v0.6.2
[INFO] [stderr]    Compiling loalang v0.1.20 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/lib/generation/generation_error.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::option::NoneError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `std::ops::Try`
[INFO] [stdout]    --> src/lib/semantics/types.rs:816:5
[INFO] [stdout]     |
[INFO] [stdout] 816 |     type Ok = Type;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^ not a member of trait `std::ops::Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Error` is not a member of trait `std::ops::Try`
[INFO] [stdout]    --> src/lib/semantics/types.rs:817:5
[INFO] [stdout]     |
[INFO] [stdout] 817 |     type Error = std::option::NoneError;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `std::ops::Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `std::ops::Try`
[INFO] [stdout]    --> src/lib/semantics/types.rs:819:5
[INFO] [stdout]     |
[INFO] [stdout] 819 | /     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout] 820 | |         Ok(self)
[INFO] [stdout] 821 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `std::ops::Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `std::ops::Try`
[INFO] [stdout]    --> src/lib/semantics/types.rs:823:5
[INFO] [stdout]     |
[INFO] [stdout] 823 | /     fn from_error(_v: Self::Error) -> Self {
[INFO] [stdout] 824 | |         Type::Unknown
[INFO] [stdout] 825 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `std::ops::Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `std::ops::Try`
[INFO] [stdout]    --> src/lib/semantics/types.rs:827:5
[INFO] [stdout]     |
[INFO] [stdout] 827 | /     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout] 828 | |         v
[INFO] [stdout] 829 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `std::ops::Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `std::ops::Try`
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     type Ok = TypeAssignability;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `std::ops::Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Error` is not a member of trait `std::ops::Try`
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     type Error = std::option::NoneError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `std::ops::Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `std::ops::Try`
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | /     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout] 56 | |         Ok(self)
[INFO] [stdout] 57 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `std::ops::Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `std::ops::Try`
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | /     fn from_error(_v: Self::Error) -> Self {
[INFO] [stdout] 60 | |         // We gracefully make a NoneError into
[INFO] [stdout] 61 | |         // a valid type assignability, because
[INFO] [stdout] 62 | |         // it occurs when navigating the AST
[INFO] [stdout] ...  |
[INFO] [stdout] 65 | |         TypeAssignability::Valid
[INFO] [stdout] 66 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `std::ops::Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `std::ops::Try`
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | /     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout] 69 | |         v
[INFO] [stdout] 70 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `std::ops::Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/lib/semantics/types.rs:817:31
[INFO] [stdout]     |
[INFO] [stdout] 817 |     type Error = std::option::NoneError;
[INFO] [stdout]     |                               ^^^^^^^^^ not found in `std::option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 |     type Error = std::option::NoneError;
[INFO] [stdout]    |                               ^^^^^^^^^ not found in `std::option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns, try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]    --> src/lib/semantics/types.rs:815:6
[INFO] [stdout]     |
[INFO] [stdout] 815 | impl std::ops::Try for Type {
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:51:6
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl std::ops::Try for TypeAssignability {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib/mod.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns, try_trait)]
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `try_trait`
[INFO] [stdout]  --> src/lib/mod.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_patterns, try_trait)]
[INFO] [stdout]   |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]    --> src/lib/semantics/types.rs:819:42
[INFO] [stdout]     |
[INFO] [stdout] 819 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]     |                                          ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]    --> src/lib/semantics/types.rs:819:52
[INFO] [stdout]     |
[INFO] [stdout] 819 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]     |                                                    ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]    --> src/lib/semantics/types.rs:823:29
[INFO] [stdout]     |
[INFO] [stdout] 823 |     fn from_error(_v: Self::Error) -> Self {
[INFO] [stdout]     |                             ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]    --> src/lib/semantics/types.rs:827:25
[INFO] [stdout]     |
[INFO] [stdout] 827 |     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout]     |                         ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:55:42
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]    |                                          ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:55:52
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]    |                                                    ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:59:29
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn from_error(_v: Self::Error) -> Self {
[INFO] [stdout]    |                             ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]   --> src/lib/semantics/type_assignability.rs:68:25
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout]    |                         ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 26 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0407, E0412, E0432, E0437, E0554, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `loalang` (lib) due to 27 previous errors
[INFO] running `Command { std: "docker" "inspect" "f05947454221f92bbcceea581d402991a017a1f9aeab45690873b020fcba8c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05947454221f92bbcceea581d402991a017a1f9aeab45690873b020fcba8c80", kill_on_drop: false }`
[INFO] [stdout] f05947454221f92bbcceea581d402991a017a1f9aeab45690873b020fcba8c80
