[INFO] cloning repository https://github.com/qaoo8/LearnRust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qaoo8/LearnRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqaoo8%2FLearnRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqaoo8%2FLearnRust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd551db3741e16f1bb3b04f6de4f3c7b5b1615bd [INFO] testing qaoo8/LearnRust against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqaoo8%2FLearnRust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/qaoo8/LearnRust [INFO] finished tweaking git repo https://github.com/qaoo8/LearnRust [INFO] tweaked toml for git repo https://github.com/qaoo8/LearnRust written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/qaoo8/LearnRust on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/qaoo8/LearnRust 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c75c1bb2fdb229449ff0ff27c2669ef6e7c7a7adbad2667aa656f5fd422ee7e7 [INFO] running `Command { std: "docker" "start" "-a" "c75c1bb2fdb229449ff0ff27c2669ef6e7c7a7adbad2667aa656f5fd422ee7e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c75c1bb2fdb229449ff0ff27c2669ef6e7c7a7adbad2667aa656f5fd422ee7e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c75c1bb2fdb229449ff0ff27c2669ef6e7c7a7adbad2667aa656f5fd422ee7e7", kill_on_drop: false }` [INFO] [stdout] c75c1bb2fdb229449ff0ff27c2669ef6e7c7a7adbad2667aa656f5fd422ee7e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa52760999ef62819ca277c7c60c1782ef20eee2b5807660825efa832a119d34 [INFO] running `Command { std: "docker" "start" "-a" "fa52760999ef62819ca277c7c60c1782ef20eee2b5807660825efa832a119d34", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling proc-macro2 v1.0.81 [INFO] [stderr] Compiling serde v1.0.200 [INFO] [stderr] Compiling serde_json v1.0.116 [INFO] [stderr] Compiling ryu v1.0.17 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling escargot v0.5.10 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Compiling hello_macro v0.1.0 (/opt/rustwide/workdir/Macros/Procedural Macros/hello_macro) [INFO] [stderr] Compiling combine_traits v0.1.0 (/opt/rustwide/workdir/Generic Types, Traits, and Lifetime/Traits/Combine Traits) [INFO] [stderr] Compiling modifying_a_hashmap v0.1.0 (/opt/rustwide/workdir/Common Collections/Hashmaps/More Fruits) [INFO] [stderr] Compiling advanced_errors_2 v0.1.0 (/opt/rustwide/workdir/Error Handling/Errors Primer/Advanced Errors 2) [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling declaring_a_hashmap v0.1.0 (/opt/rustwide/workdir/Common Collections/Hashmaps/Fruits Delivery) [INFO] [stderr] Compiling declaring_a_vector v0.1.0 (/opt/rustwide/workdir/Common Collections/Vectors/Create a Vector on Your Own) [INFO] [stderr] Compiling fromstr v0.1.0 (/opt/rustwide/workdir/Standard Library Types/Type Conversions/FromStr) [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> Error Handling/Errors Primer/Advanced Errors 2/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> Error Handling/Errors Primer/Advanced Errors 2/src/lib.rs:28:36 [INFO] [stdout] | [INFO] [stdout] 28 | fn from(e: ParseFloatError) -> Self { [INFO] [stdout] | ---- ^^^^ expected `ParseClimateError`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected type, found `{` [INFO] [stdout] --> Common Collections/Vectors/Create a Vector on Your Own/src/lib.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn create_vector() -> /* TODO */ { [INFO] [stdout] | ^ expected type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `basket` in this scope [INFO] [stdout] --> Common Collections/Hashmaps/Fruits Delivery/src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | basket.insert(String::from("banana"), 2); [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `declaring_a_vector` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `declaring_a_hashmap` (lib) due to 1 previous error [INFO] [stderr] error: could not compile `advanced_errors_2` (lib) due to 1 previous error; 1 warning emitted [INFO] [stdout] warning: unused variable: `fruit` [INFO] [stdout] --> Common Collections/Hashmaps/More Fruits/src/lib.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | for fruit in fruit_kinds { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_fruit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `basket` [INFO] [stdout] --> Common Collections/Hashmaps/More Fruits/src/lib.rs:13:21 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn fruit_basket(basket: &mut HashMap) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_basket` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected identifier, found `)` [INFO] [stdout] --> Generic Types, Traits, and Lifetime/Traits/Combine Traits/src/lib.rs:21:26 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn some_func(item: ??) -> bool { [INFO] [stdout] | ^ expected identifier [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `item` in this scope [INFO] [stdout] --> Generic Types, Traits, and Lifetime/Traits/Combine Traits/src/lib.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | item.some_function() && item.other_function() [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `item` in this scope [INFO] [stdout] --> Generic Types, Traits, and Lifetime/Traits/Combine Traits/src/lib.rs:22:29 [INFO] [stdout] | [INFO] [stdout] 22 | item.some_function() && item.other_function() [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> Standard Library Types/Type Conversions/FromStr/src/lib.rs:31:29 [INFO] [stdout] | [INFO] [stdout] 31 | fn from_str(s: &str) -> Result { [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Result`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Result` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `combine_traits` (lib) due to 3 previous errors [INFO] [stderr] error: could not compile `fromstr` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "fa52760999ef62819ca277c7c60c1782ef20eee2b5807660825efa832a119d34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa52760999ef62819ca277c7c60c1782ef20eee2b5807660825efa832a119d34", kill_on_drop: false }` [INFO] [stdout] fa52760999ef62819ca277c7c60c1782ef20eee2b5807660825efa832a119d34