[INFO] cloning repository https://github.com/theatlasroom/rust-learning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theatlasroom/rust-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheatlasroom%2Frust-learning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheatlasroom%2Frust-learning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7d4a390a3ace3085dbcc821e2fb7899f7a668a1c [INFO] checking theatlasroom/rust-learning against master#982c6f8721416431ec62bb0b9105c0578a9fc603 for pr-129329 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheatlasroom%2Frust-learning" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/theatlasroom/rust-learning on toolchain 982c6f8721416431ec62bb0b9105c0578a9fc603 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+982c6f8721416431ec62bb0b9105c0578a9fc603" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/theatlasroom/rust-learning [INFO] finished tweaking git repo https://github.com/theatlasroom/rust-learning [INFO] tweaked toml for git repo https://github.com/theatlasroom/rust-learning written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/theatlasroom/rust-learning 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" "+982c6f8721416431ec62bb0b9105c0578a9fc603" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking theatlasroom/rust-learning against try#fa63ef4ad80785c0f3f362275f3772bdc67c23e0 for pr-129329 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheatlasroom%2Frust-learning" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/theatlasroom/rust-learning on toolchain fa63ef4ad80785c0f3f362275f3772bdc67c23e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fa63ef4ad80785c0f3f362275f3772bdc67c23e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/theatlasroom/rust-learning [INFO] finished tweaking git repo https://github.com/theatlasroom/rust-learning [INFO] tweaked toml for git repo https://github.com/theatlasroom/rust-learning written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/theatlasroom/rust-learning 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" "+fa63ef4ad80785c0f3f362275f3772bdc67c23e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking theatlasroom/rust-learning against try#fa63ef4ad80785c0f3f362275f3772bdc67c23e0 for pr-129329 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheatlasroom%2Frust-learning" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/theatlasroom/rust-learning on toolchain fa63ef4ad80785c0f3f362275f3772bdc67c23e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fa63ef4ad80785c0f3f362275f3772bdc67c23e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/theatlasroom/rust-learning [INFO] finished tweaking git repo https://github.com/theatlasroom/rust-learning [INFO] tweaked toml for git repo https://github.com/theatlasroom/rust-learning written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/theatlasroom/rust-learning 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" "+fa63ef4ad80785c0f3f362275f3772bdc67c23e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+fa63ef4ad80785c0f3f362275f3772bdc67c23e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d23acd04fc1dc6586d8cd333903afe5dec71f590aed06b3c58a2da280c59e74 [INFO] running `Command { std: "docker" "start" "-a" "5d23acd04fc1dc6586d8cd333903afe5dec71f590aed06b3c58a2da280c59e74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d23acd04fc1dc6586d8cd333903afe5dec71f590aed06b3c58a2da280c59e74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d23acd04fc1dc6586d8cd333903afe5dec71f590aed06b3c58a2da280c59e74", kill_on_drop: false }` [INFO] [stdout] 5d23acd04fc1dc6586d8cd333903afe5dec71f590aed06b3c58a2da280c59e74 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+fa63ef4ad80785c0f3f362275f3772bdc67c23e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72c3ba8265cf489053001bf18db0979f31769cac6862909ef49d695163dd6d5d [INFO] running `Command { std: "docker" "start" "-a" "72c3ba8265cf489053001bf18db0979f31769cac6862909ef49d695163dd6d5d", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.20 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `divide`, `multiply`, `scalar_multiply`, and `determinant` are never used [INFO] [stdout] --> src/bin/matrix_math.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 20 | impl Matrix2d { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 35 | fn divide(&self, scalar: f64) -> Matrix2d { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn multiply(&self, scalar: f64) -> Matrix2d { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | fn scalar_multiply(&self) -> f64 { unimplemented!() } [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 44 | fn determinant(&self) -> f64 { unimplemented!() } [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: format argument must be a string literal [INFO] [stdout] --> src/bin/primitives.rs:3:14 [INFO] [stdout] | [INFO] [stdout] 3 | println!('\u{0024}'); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: you might be missing a string literal to format with [INFO] [stdout] | [INFO] [stdout] 3 | println!("{}", '\u{0024}'); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: format argument must be a string literal [INFO] [stdout] --> src/bin/primitives.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | println!('\u{00A5}'); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: you might be missing a string literal to format with [INFO] [stdout] | [INFO] [stdout] 4 | println!("{}", '\u{00A5}'); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: format argument must be a string literal [INFO] [stdout] --> src/bin/primitives.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | println!('\u{26A1}'); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: you might be missing a string literal to format with [INFO] [stdout] | [INFO] [stdout] 5 | println!("{}", '\u{26A1}'); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: format argument must be a string literal [INFO] [stdout] --> src/bin/primitives.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | println!('\u{2600}'); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: you might be missing a string literal to format with [INFO] [stdout] | [INFO] [stdout] 6 | println!("{}", '\u{2600}'); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0530]: match bindings cannot shadow tuple variants [INFO] [stdout] --> src/bin/file_io.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | Err => println!("Error\n{:?}", handle), [INFO] [stdout] | ^^^ [INFO] [stdout] | | [INFO] [stdout] | cannot be named the same as a tuple variant [INFO] [stdout] | help: try specify the pattern arguments: `Err(..)` [INFO] [stdout] --> /rustc/fa63ef4ad80785c0f3f362275f3772bdc67c23e0/library/std/src/prelude/mod.rs:131:13 [INFO] [stdout] | [INFO] [stdout] = note: the tuple variant `Err` is defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: format argument must be a string literal [INFO] [stdout] --> src/bin/primitives.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | println!('\u{99}'); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: you might be missing a string literal to format with [INFO] [stdout] | [INFO] [stdout] 7 | println!("{}", '\u{99}'); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `learning` (bin "primitives") due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0425]: cannot find value `handle` in this scope [INFO] [stdout] --> src/bin/file_io.rs:28:40 [INFO] [stdout] | [INFO] [stdout] 28 | Err => println!("Error\n{:?}", handle), [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/bin/file_io.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut handle = match fs::File::open(f){ [INFO] [stdout] | ----------------- this expression has type `Result` [INFO] [stdout] 27 | Some(handle) => println!("File\n{:?}", handle), [INFO] [stdout] | ^^^^^^^^^^^^ expected `Result`, found `Option<_>` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Result` [INFO] [stdout] found enum `Option<_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0425, E0530. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `learning` (bin "file_io" test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "72c3ba8265cf489053001bf18db0979f31769cac6862909ef49d695163dd6d5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72c3ba8265cf489053001bf18db0979f31769cac6862909ef49d695163dd6d5d", kill_on_drop: false }` [INFO] [stdout] 72c3ba8265cf489053001bf18db0979f31769cac6862909ef49d695163dd6d5d