[INFO] cloning repository https://github.com/Spoonbender/rust-intro-demos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Spoonbender/rust-intro-demos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpoonbender%2Frust-intro-demos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpoonbender%2Frust-intro-demos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7c2c50f1bdf7a50fc484ac7d9f4e74240f24bdd2 [INFO] testing Spoonbender/rust-intro-demos against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpoonbender%2Frust-intro-demos" "/workspace/builds/worker-93/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Spoonbender/rust-intro-demos on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Spoonbender/rust-intro-demos [INFO] finished tweaking git repo https://github.com/Spoonbender/rust-intro-demos [INFO] tweaked toml for git repo https://github.com/Spoonbender/rust-intro-demos written to /workspace/builds/worker-93/source/Cargo.toml [INFO] crate git repo https://github.com/Spoonbender/rust-intro-demos already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e15ba00f3537767c25dcd08d64956341d6dbf00f756309f945109e84a4bce2ee [INFO] running `Command { std: "docker" "start" "-a" "e15ba00f3537767c25dcd08d64956341d6dbf00f756309f945109e84a4bce2ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e15ba00f3537767c25dcd08d64956341d6dbf00f756309f945109e84a4bce2ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e15ba00f3537767c25dcd08d64956341d6dbf00f756309f945109e84a4bce2ee", kill_on_drop: false }` [INFO] [stdout] e15ba00f3537767c25dcd08d64956341d6dbf00f756309f945109e84a4bce2ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d27917e9ab2b2267cff1d432b1a05d468a36ccfb226c38e01622de7c0cf6d63f [INFO] running `Command { std: "docker" "start" "-a" "d27917e9ab2b2267cff1d432b1a05d468a36ccfb226c38e01622de7c0cf6d63f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling rust-intro-demos v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 13s [INFO] running `Command { std: "docker" "inspect" "d27917e9ab2b2267cff1d432b1a05d468a36ccfb226c38e01622de7c0cf6d63f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d27917e9ab2b2267cff1d432b1a05d468a36ccfb226c38e01622de7c0cf6d63f", kill_on_drop: false }` [INFO] [stdout] d27917e9ab2b2267cff1d432b1a05d468a36ccfb226c38e01622de7c0cf6d63f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4622a8a9192c8af57c25f52f5e2b64ae8461baa7b4d48e3f144471095b9deeea [INFO] running `Command { std: "docker" "start" "-a" "4622a8a9192c8af57c25f52f5e2b64ae8461baa7b4d48e3f144471095b9deeea", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-intro-demos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ops::DerefMut` [INFO] [stdout] --> examples/shared_state.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | ops::DerefMut, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main2` [INFO] [stdout] --> examples/shared_state.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn main2() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `do_something2` [INFO] [stdout] --> examples/errors.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn do_something2(file_name: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `do_something3` [INFO] [stdout] --> examples/errors.rs:29:4 [INFO] [stdout] | [INFO] [stdout] 29 | fn do_something3(file_name: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 12.67s [INFO] running `Command { std: "docker" "inspect" "4622a8a9192c8af57c25f52f5e2b64ae8461baa7b4d48e3f144471095b9deeea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4622a8a9192c8af57c25f52f5e2b64ae8461baa7b4d48e3f144471095b9deeea", kill_on_drop: false }` [INFO] [stdout] 4622a8a9192c8af57c25f52f5e2b64ae8461baa7b4d48e3f144471095b9deeea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8abc3aee87f1661c73092b288243234c664fae89eb17d0860a6d7233e919e1da [INFO] running `Command { std: "docker" "start" "-a" "8abc3aee87f1661c73092b288243234c664fae89eb17d0860a6d7233e919e1da", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: function is never used: `do_something2` [INFO] [stderr] --> examples/errors.rs:23:4 [INFO] [stderr] | [INFO] [stderr] 23 | fn do_something2(file_name: &str) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `do_something3` [INFO] [stderr] --> examples/errors.rs:29:4 [INFO] [stderr] | [INFO] [stderr] 29 | fn do_something3(file_name: &str) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ops::DerefMut` [INFO] [stderr] --> examples/shared_state.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | ops::DerefMut, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `main2` [INFO] [stderr] --> examples/shared_state.rs:26:4 [INFO] [stderr] | [INFO] [stderr] 26 | fn main2() { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-intro-demos` (example "errors") generated 2 warnings [INFO] [stderr] warning: `rust-intro-demos` (example "shared_state") generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.44s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_intro_demos-5630c731e6ca9f4f) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8abc3aee87f1661c73092b288243234c664fae89eb17d0860a6d7233e919e1da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8abc3aee87f1661c73092b288243234c664fae89eb17d0860a6d7233e919e1da", kill_on_drop: false }` [INFO] [stdout] 8abc3aee87f1661c73092b288243234c664fae89eb17d0860a6d7233e919e1da