[INFO] cloning repository https://github.com/suzkiee/rust-flashcards
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suzkiee/rust-flashcards" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuzkiee%2Frust-flashcards", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuzkiee%2Frust-flashcards'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3ced895acec49fa6a58c4f8fcddbe9f38c9af3a
[INFO] testing suzkiee/rust-flashcards against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuzkiee%2Frust-flashcards" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/suzkiee/rust-flashcards
[INFO] finished tweaking git repo https://github.com/suzkiee/rust-flashcards
[INFO] tweaked toml for git repo https://github.com/suzkiee/rust-flashcards written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/suzkiee/rust-flashcards on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/suzkiee/rust-flashcards 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_builder_macro v0.20.0
[INFO] [stderr]   Downloaded terminfo v0.7.5
[INFO] [stderr]   Downloaded derive_builder v0.20.0
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[INFO] [stderr]   Downloaded mac-notification-sys v0.6.1
[INFO] [stderr]   Downloaded async-trait v0.1.79
[INFO] [stderr]   Downloaded polling v3.6.0
[INFO] [stderr]   Downloaded async-io v2.3.2
[INFO] [stderr]   Downloaded notify-rust v4.10.0
[INFO] [stderr]   Downloaded event-listener-strategy v0.5.1
[INFO] [stderr]   Downloaded serde_json v1.0.115
[INFO] [stderr]   Downloaded command-group v1.0.8
[INFO] [stderr]   Downloaded cargo-watch v8.5.2
[INFO] [stderr]   Downloaded clearscreen v1.0.11
[INFO] [stderr]   Downloaded chrono v0.4.37
[INFO] [stderr]   Downloaded syn v2.0.57
[INFO] [stderr]   Downloaded nom v5.1.3
[INFO] [stderr]   Downloaded stderrlog v0.5.4
[INFO] [stderr]   Downloaded async-executor v1.9.1
[INFO] [stderr]   Downloaded async-recursion v1.1.0
[INFO] [stderr]   Downloaded watchexec v1.17.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95be9dba148a36aa29312a903492160a4670c2d62353bf83fbfb89233395720d
[INFO] running `Command { std: "docker" "start" "-a" "95be9dba148a36aa29312a903492160a4670c2d62353bf83fbfb89233395720d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95be9dba148a36aa29312a903492160a4670c2d62353bf83fbfb89233395720d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95be9dba148a36aa29312a903492160a4670c2d62353bf83fbfb89233395720d", kill_on_drop: false }`
[INFO] [stdout] 95be9dba148a36aa29312a903492160a4670c2d62353bf83fbfb89233395720d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ed956dfdf04b74a8d93baa1532b9b81e9b502feb35c737f165628d95609a90a
[INFO] running `Command { std: "docker" "start" "-a" "6ed956dfdf04b74a8d93baa1532b9b81e9b502feb35c737f165628d95609a90a", kill_on_drop: false }`
[INFO] [stderr] warning: flashcards v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `cargo-watch` which is missing a lib target
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling pretty_assertions v1.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling derive_builder_core v0.20.0
[INFO] [stderr]    Compiling derive_builder_macro v0.20.0
[INFO] [stderr]    Compiling derive_builder v0.20.0
[INFO] [stderr]    Compiling flashcards v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `mutcard` in this scope
[INFO] [stdout]   --> src/main.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut turn2 = Turn::new(&mutcard, "Eiffel Tower");
[INFO] [stdout]    |                                ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut turn = Turn::new(card, "Empire State");
[INFO] [stdout]    |                    --------- ^^^^ expected `&mut Card`, found `Card`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> src/turn.rs:8:10
[INFO] [stdout]    |
[INFO] [stdout]  8 |   pub fn new(card: &'a mut Card, guess: &str ) -> Turn<'a> {
[INFO] [stdout]    |          ^^^ ------------------
[INFO] [stdout] help: consider mutably borrowing here
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut turn = Turn::new(&mut card, "Empire State");
[INFO] [stdout]    |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flashcards` (bin "flashcards") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6ed956dfdf04b74a8d93baa1532b9b81e9b502feb35c737f165628d95609a90a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed956dfdf04b74a8d93baa1532b9b81e9b502feb35c737f165628d95609a90a", kill_on_drop: false }`
[INFO] [stdout] 6ed956dfdf04b74a8d93baa1532b9b81e9b502feb35c737f165628d95609a90a