[INFO] cloning repository https://github.com/tlgf/100-exercises-to-learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tlgf/100-exercises-to-learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlgf%2F100-exercises-to-learn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlgf%2F100-exercises-to-learn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 675c12c397218b77084e75a161bd3e5e2fe88289
[INFO] testing tlgf/100-exercises-to-learn-rust against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlgf%2F100-exercises-to-learn-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tlgf/100-exercises-to-learn-rust
[INFO] finished tweaking git repo https://github.com/tlgf/100-exercises-to-learn-rust
[INFO] tweaked toml for git repo https://github.com/tlgf/100-exercises-to-learn-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tlgf/100-exercises-to-learn-rust 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/tlgf/100-exercises-to-learn-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] de15dc3171a31232ae63a945c26462c33b81820ab15c30e7f3e2b0141a87fe1e
[INFO] running `Command { std: "docker" "start" "-a" "de15dc3171a31232ae63a945c26462c33b81820ab15c30e7f3e2b0141a87fe1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de15dc3171a31232ae63a945c26462c33b81820ab15c30e7f3e2b0141a87fe1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de15dc3171a31232ae63a945c26462c33b81820ab15c30e7f3e2b0141a87fe1e", kill_on_drop: false }`
[INFO] [stdout] de15dc3171a31232ae63a945c26462c33b81820ab15c30e7f3e2b0141a87fe1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 24a185bf0e39fa0ad462cbd2ce9750a3544e83f94b7f35aae935702882c5a6ca
[INFO] running `Command { std: "docker" "start" "-a" "24a185bf0e39fa0ad462cbd2ce9750a3544e83f94b7f35aae935702882c5a6ca", kill_on_drop: false }`
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[INFO] [stderr]    Compiling itoa v1.0.11
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[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling ownership v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/06_ownership)
[INFO] [stderr]    Compiling overflow v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/08_overflow)
[INFO] [stderr]    Compiling scoped_threads v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/04_scoped_threads)
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]  --> exercises/07_threads/04_scoped_threads/src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn sum(v: Vec<i32>) -> i32 {
[INFO] [stdout]   |            ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling references_in_memory v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/10_references_in_memory)
[INFO] [stdout] warning: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/10_references_in_memory/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Ticket {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 2 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 3 |     description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 4 |     status: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling packages v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/10_packages)
[INFO] [stderr]    Compiling tryfrom v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/13_try_from)
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stdout] error[E0432]: unresolved import `packages`
[INFO] [stdout]  --> exercises/05_ticket_v2/10_packages/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use packages::hello_world;
[INFO] [stdout]   |     ^^^^^^^^ use of unresolved module or unlinked crate `packages`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `packages`, use `cargo add packages` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `packages` (bin "packages") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: enum `Status` is never used
[INFO] [stdout]  --> exercises/05_ticket_v2/13_try_from/src/lib.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum Status {
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "24a185bf0e39fa0ad462cbd2ce9750a3544e83f94b7f35aae935702882c5a6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24a185bf0e39fa0ad462cbd2ce9750a3544e83f94b7f35aae935702882c5a6ca", kill_on_drop: false }`
[INFO] [stdout] 24a185bf0e39fa0ad462cbd2ce9750a3544e83f94b7f35aae935702882c5a6ca