[INFO] cloning repository https://github.com/kpietak/rust-lecture-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kpietak/rust-lecture-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpietak%2Frust-lecture-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpietak%2Frust-lecture-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 775fdade937658d33f3c1f3483a48e1c70dbbe0e [INFO] checking kpietak/rust-lecture-examples against master#2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf for pr-128725 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpietak%2Frust-lecture-examples" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kpietak/rust-lecture-examples on toolchain 2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kpietak/rust-lecture-examples [INFO] finished tweaking git repo https://github.com/kpietak/rust-lecture-examples [INFO] tweaked toml for git repo https://github.com/kpietak/rust-lecture-examples written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kpietak/rust-lecture-examples 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" "+2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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 kpietak/rust-lecture-examples against try#9c7f973c4f483238f1484927772d0446e5686cc0 for pr-128725 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpietak%2Frust-lecture-examples" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kpietak/rust-lecture-examples on toolchain 9c7f973c4f483238f1484927772d0446e5686cc0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7f973c4f483238f1484927772d0446e5686cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kpietak/rust-lecture-examples [INFO] finished tweaking git repo https://github.com/kpietak/rust-lecture-examples [INFO] tweaked toml for git repo https://github.com/kpietak/rust-lecture-examples written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kpietak/rust-lecture-examples 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" "+9c7f973c4f483238f1484927772d0446e5686cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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 kpietak/rust-lecture-examples against try#9c7f973c4f483238f1484927772d0446e5686cc0 for pr-128725 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpietak%2Frust-lecture-examples" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kpietak/rust-lecture-examples on toolchain 9c7f973c4f483238f1484927772d0446e5686cc0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7f973c4f483238f1484927772d0446e5686cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kpietak/rust-lecture-examples [INFO] finished tweaking git repo https://github.com/kpietak/rust-lecture-examples [INFO] tweaked toml for git repo https://github.com/kpietak/rust-lecture-examples written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kpietak/rust-lecture-examples 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" "+9c7f973c4f483238f1484927772d0446e5686cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.41 [INFO] [stderr] Downloaded rustls-pki-types v1.5.0 [INFO] [stderr] Downloaded rand_chacha v0.9.0-alpha.1 [INFO] [stderr] Downloaded zerocopy-derive v0.8.0-alpha.6 [INFO] [stderr] Downloaded anyhow v1.0.82 [INFO] [stderr] Downloaded hyper-util v0.1.3 [INFO] [stderr] Downloaded rand v0.9.0-alpha.1 [INFO] [stderr] Downloaded socket2 v0.5.6 [INFO] [stderr] Downloaded rand_core v0.9.0-alpha.1 [INFO] [stderr] Downloaded hyper-tls v0.6.0 [INFO] [stderr] Downloaded zerocopy v0.8.0-alpha.6 [INFO] [stderr] Downloaded rustix v0.38.31 [INFO] [stderr] Downloaded h2 v0.4.4 [INFO] [stderr] Downloaded tokio v1.36.0 [INFO] [stderr] Downloaded web-sys v0.3.68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+9c7f973c4f483238f1484927772d0446e5686cc0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ecdc27e7c7b55f19c135ee360b54f1602d1c69326f096aca5c7dae3c5e960641 [INFO] running `Command { std: "docker" "start" "-a" "ecdc27e7c7b55f19c135ee360b54f1602d1c69326f096aca5c7dae3c5e960641", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ecdc27e7c7b55f19c135ee360b54f1602d1c69326f096aca5c7dae3c5e960641", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecdc27e7c7b55f19c135ee360b54f1602d1c69326f096aca5c7dae3c5e960641", kill_on_drop: false }` [INFO] [stdout] ecdc27e7c7b55f19c135ee360b54f1602d1c69326f096aca5c7dae3c5e960641 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+9c7f973c4f483238f1484927772d0446e5686cc0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c5462a2e156e4e1544b3bdef7b179d1e9689d0b714a6aaa7faefc84d6e11717 [INFO] running `Command { std: "docker" "start" "-a" "1c5462a2e156e4e1544b3bdef7b179d1e9689d0b714a6aaa7faefc84d6e11717", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Compiling pkg-config v0.3.30 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Compiling cc v1.0.88 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.64 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking indexmap v2.2.5 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Compiling zerocopy v0.8.0-alpha.6 [INFO] [stderr] Checking http-body v1.0.0 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Compiling openssl-sys v0.9.101 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking getrandom v0.2.14 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking http-body-util v0.1.1 [INFO] [stderr] Compiling anyhow v1.0.82 [INFO] [stderr] Compiling serde_json v1.0.116 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking rand_core v0.9.0-alpha.1 [INFO] [stderr] Checking rustls-pki-types v1.5.0 [INFO] [stderr] Checking rand_chacha v0.9.0-alpha.1 [INFO] [stderr] Checking rustls-pemfile v2.1.2 [INFO] [stderr] Checking encoding_rs v0.8.33 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Checking sync_wrapper v0.1.2 [INFO] [stderr] Checking ipnet v2.9.0 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Checking rand v0.9.0-alpha.1 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking h2 v0.4.4 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking hyper v1.3.1 [INFO] [stderr] Checking hyper-util v0.1.3 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking hyper-tls v0.6.0 [INFO] [stderr] Checking reqwest v0.12.4 [INFO] [stderr] Checking rust_lecture_examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `PositiveBackend` is never constructed [INFO] [stdout] --> examples/static-dispatch-benchmark.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | struct PositiveBackend; [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] warning: function `process_int` is never used [INFO] [stdout] --> examples/functions.rs:120:4 [INFO] [stdout] | [INFO] [stdout] 120 | fn process_int(a: i32, b: i32, f: F) -> i32 [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] warning: method `accelerate` is never used [INFO] [stdout] --> examples/structures.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl Spaceship { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 30 | fn accelerate(&mut self, acc : i32) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `FlyingObject` is never used [INFO] [stdout] --> examples/structures.rs:77:7 [INFO] [stdout] | [INFO] [stdout] 77 | trait FlyingObject { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `shoot` is never used [INFO] [stdout] --> examples/structures.rs:103:8 [INFO] [stdout] | [INFO] [stdout] 98 | impl Asteroid { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 103 | fn shoot(&self) -> Missile { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ex2` is never used [INFO] [stdout] --> examples/lifetime.rs:33:4 [INFO] [stdout] | [INFO] [stdout] 33 | fn ex2() { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Introduction` is never constructed [INFO] [stdout] --> examples/lifetime.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | struct Introduction<'a> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print` is never used [INFO] [stdout] --> examples/lifetime.rs:47:8 [INFO] [stdout] | [INFO] [stdout] 46 | impl<'a> Introduction<'a> { [INFO] [stdout] | ------------------------- method in this implementation [INFO] [stdout] 47 | fn print(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_sample_text` is never used [INFO] [stdout] --> examples/lifetime.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn get_sample_text() -> &'static str { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `width` and `height` are never read [INFO] [stdout] --> examples/errors.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Rectangle { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 11 | width : f64, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | height : f64 [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Rectangle` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `area`, `convert_to_int`, and `read_from_file` are never used [INFO] [stdout] --> examples/errors.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 17 | impl Rectangle { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 18 | fn new(width : f64, height : f64) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | fn area(&self) -> f64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | fn convert_to_int(&self) -> Result<(u32, u32)> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | fn read_from_file(path : &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `bigger` is never used [INFO] [stdout] --> examples/errors.rs:59:4 [INFO] [stdout] | [INFO] [stdout] 59 | fn bigger(w1: f64, h1 : f64, w2 : f64, h2 : f64) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s2` [INFO] [stdout] --> examples/basics.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let s2 = s1; // the value is moved from s1 to s2, s1 is no longer valid [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `borrow` is never used [INFO] [stdout] --> examples/collections.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn borrow(i : &i32) { [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.81s [INFO] running `Command { std: "docker" "inspect" "1c5462a2e156e4e1544b3bdef7b179d1e9689d0b714a6aaa7faefc84d6e11717", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c5462a2e156e4e1544b3bdef7b179d1e9689d0b714a6aaa7faefc84d6e11717", kill_on_drop: false }` [INFO] [stdout] 1c5462a2e156e4e1544b3bdef7b179d1e9689d0b714a6aaa7faefc84d6e11717