[INFO] cloning repository https://github.com/Bitbot25/mosaic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bitbot25/mosaic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBitbot25%2Fmosaic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBitbot25%2Fmosaic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 525126910d781987f3036b772a242bd58bb5fbce
[INFO] testing Bitbot25/mosaic against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBitbot25%2Fmosaic" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bitbot25/mosaic on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bitbot25/mosaic
[INFO] finished tweaking git repo https://github.com/Bitbot25/mosaic
[INFO] tweaked toml for git repo https://github.com/Bitbot25/mosaic written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Bitbot25/mosaic 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded target-lexicon v0.12.8
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.97.1
[INFO] [stderr]   Downloaded cranelift-jit v0.97.1
[INFO] [stderr]   Downloaded wasmtime-jit-icache-coherence v10.0.1
[INFO] [stderr]   Downloaded cranelift-control v0.97.1
[INFO] [stderr]   Downloaded cranelift-frontend v0.97.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.97.1
[INFO] [stderr]   Downloaded cranelift-native v0.97.1
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.97.1
[INFO] [stderr]   Downloaded cranelift-isle v0.97.1
[INFO] [stderr]   Downloaded cranelift-codegen v0.97.1
[INFO] [stderr]   Downloaded regalloc2 v0.9.1
[INFO] [stderr]   Downloaded cranelift-entity v0.97.1
[INFO] [stderr]   Downloaded cranelift-module v0.97.1
[INFO] [stderr]   Downloaded cranelift v0.97.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5af52b8002cab9b375d71f956875802663b5bbe522343d288450a1053ce734f
[INFO] running `Command { std: "docker" "start" "-a" "e5af52b8002cab9b375d71f956875802663b5bbe522343d288450a1053ce734f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5af52b8002cab9b375d71f956875802663b5bbe522343d288450a1053ce734f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5af52b8002cab9b375d71f956875802663b5bbe522343d288450a1053ce734f", kill_on_drop: false }`
[INFO] [stdout] e5af52b8002cab9b375d71f956875802663b5bbe522343d288450a1053ce734f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67d5b7677e84eef83358687ebf0316725345c4420c4c80cf3ab9eba7915a5360
[INFO] running `Command { std: "docker" "start" "-a" "67d5b7677e84eef83358687ebf0316725345c4420c4c80cf3ab9eba7915a5360", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling cranelift-isle v0.97.1
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.97.1
[INFO] [stderr]    Compiling target-lexicon v0.12.8
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling slice-group-by v0.3.1
[INFO] [stderr]    Compiling cranelift-entity v0.97.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling arbitrary v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling bumpalo v3.13.0
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.97.1
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling cranelift-bforest v0.97.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling ariadne v0.3.0
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling cranelift-control v0.97.1
[INFO] [stderr]    Compiling gimli v0.27.3
[INFO] [stderr]    Compiling regalloc2 v0.9.1
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling wasmtime-jit-icache-coherence v10.0.1
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling cranelift-codegen v0.97.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.43
[INFO] [stderr]    Compiling cranelift-native v0.97.1
[INFO] [stderr]    Compiling cranelift-frontend v0.97.1
[INFO] [stderr]    Compiling cranelift-module v0.97.1
[INFO] [stderr]    Compiling cranelift-jit v0.97.1
[INFO] [stderr]    Compiling cranelift v0.97.1
[INFO] [stderr]    Compiling mosaic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thiserror::Error`
[INFO] [stdout]  --> src/tokenize.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use thiserror::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(str_internals, char_indices_offset)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(str_internals, char_indices_offset)]
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `TokenPeeker` in the current scope
[INFO] [stdout]   --> src/parse.rs:39:34
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct TokenPeeker<'a> {
[INFO] [stdout]    | ---------------------- function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |             tokens: TokenPeeker::new(file),
[INFO] [stdout]    |                                  ^^^ function or associated item not found in `TokenPeeker<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `token` found for struct `TokenPeeker` in the current scope
[INFO] [stdout]   --> src/parse.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct TokenPeeker<'a> {
[INFO] [stdout]    | ---------------------- method `token` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 44 |         let tok = self.tokens.token();
[INFO] [stdout]    |                               ^^^^^ method not found in `TokenPeeker<'a>`
[INFO] [stdout]    |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let tok = self.tokens.tokenizer.token();
[INFO] [stdout]    |                               ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `file` found for struct `TokenPeeker` in the current scope
[INFO] [stdout]   --> src/parse.rs:49:40
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct TokenPeeker<'a> {
[INFO] [stdout]    | ---------------------- method `file` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 49 |                 source_id: self.tokens.file().id(),
[INFO] [stdout]    |                                        ^^^^ method not found in `TokenPeeker<'a>`
[INFO] [stdout]    |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 source_id: self.tokens.tokenizer.file().id(),
[INFO] [stdout]    |                                        ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `token` found for struct `TokenPeeker` in the current scope
[INFO] [stdout]   --> src/parse.rs:57:31
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct TokenPeeker<'a> {
[INFO] [stdout]    | ---------------------- method `token` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |         let tok = self.tokens.token();
[INFO] [stdout]    |                               ^^^^^ method not found in `TokenPeeker<'a>`
[INFO] [stdout]    |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let tok = self.tokens.tokenizer.token();
[INFO] [stdout]    |                               ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `file` found for struct `TokenPeeker` in the current scope
[INFO] [stdout]   --> src/parse.rs:62:22
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct TokenPeeker<'a> {
[INFO] [stdout]    | ---------------------- method `file` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 62 |         &self.tokens.file().text()[span.begin()..span.end()]
[INFO] [stdout]    |                      ^^^^ method not found in `TokenPeeker<'a>`
[INFO] [stdout]    |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]    |
[INFO] [stdout] 62 |         &self.tokens.tokenizer.file().text()[span.begin()..span.end()]
[INFO] [stdout]    |                      ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/parse.rs:65:38
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn block_param(&mut self) -> Result<BlockParameter, ParseError> {
[INFO] [stdout]    |            -----------               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Result<BlockParameter, ParseError>`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `Result<BlockParameter, ParseError>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `token` found for struct `TokenPeeker` in the current scope
[INFO] [stdout]   --> src/parse.rs:77:35
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct TokenPeeker<'a> {
[INFO] [stdout]    | ---------------------- method `token` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 77 |         let mut tok = self.tokens.token();
[INFO] [stdout]    |                                   ^^^^^ method not found in `TokenPeeker<'a>`
[INFO] [stdout]    |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let mut tok = self.tokens.tokenizer.token();
[INFO] [stdout]    |                                   ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `token` found for struct `TokenPeeker` in the current scope
[INFO] [stdout]   --> src/parse.rs:94:47
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct TokenPeeker<'a> {
[INFO] [stdout]    | ---------------------- method `token` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 94 |                         let end = self.tokens.token();
[INFO] [stdout]    |                                               ^^^^^ method not found in `TokenPeeker<'a>`
[INFO] [stdout]    |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]    |
[INFO] [stdout] 94 |                         let end = self.tokens.tokenizer.token();
[INFO] [stdout]    |                                               ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `file` found for struct `TokenPeeker` in the current scope
[INFO] [stdout]    --> src/parse.rs:100:60
[INFO] [stdout]     |
[INFO] [stdout] 27  | struct TokenPeeker<'a> {
[INFO] [stdout]     | ---------------------- method `file` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 100 |                                     source_id: self.tokens.file().id(),
[INFO] [stdout]     |                                                            ^^^^ method not found in `TokenPeeker<'a>`
[INFO] [stdout]     |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]     |
[INFO] [stdout] 100 |                                     source_id: self.tokens.tokenizer.file().id(),
[INFO] [stdout]     |                                                            ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `file` found for struct `TokenPeeker` in the current scope
[INFO] [stdout]    --> src/parse.rs:109:52
[INFO] [stdout]     |
[INFO] [stdout] 27  | struct TokenPeeker<'a> {
[INFO] [stdout]     | ---------------------- method `file` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 109 |                             source_id: self.tokens.file().id(),
[INFO] [stdout]     |                                                    ^^^^ method not found in `TokenPeeker<'a>`
[INFO] [stdout]     |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]     |
[INFO] [stdout] 109 |                             source_id: self.tokens.tokenizer.file().id(),
[INFO] [stdout]     |                                                    ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `token` found for struct `TokenPeeker` in the current scope
[INFO] [stdout]    --> src/parse.rs:115:35
[INFO] [stdout]     |
[INFO] [stdout] 27  | struct TokenPeeker<'a> {
[INFO] [stdout]     | ---------------------- method `token` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 115 |                 tok = self.tokens.token();
[INFO] [stdout]     |                                   ^^^^^ method not found in `TokenPeeker<'a>`
[INFO] [stdout]     |
[INFO] [stdout] help: one of the expressions' fields has a method of the same name
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 tok = self.tokens.tokenizer.token();
[INFO] [stdout]     |                                   ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mosaic` (bin "mosaic") due to 14 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "67d5b7677e84eef83358687ebf0316725345c4420c4c80cf3ab9eba7915a5360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d5b7677e84eef83358687ebf0316725345c4420c4c80cf3ab9eba7915a5360", kill_on_drop: false }`
[INFO] [stdout] 67d5b7677e84eef83358687ebf0316725345c4420c4c80cf3ab9eba7915a5360
