[INFO] cloning repository https://github.com/kamilzielinskidev/rust-training [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kamilzielinskidev/rust-training" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilzielinskidev%2Frust-training", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilzielinskidev%2Frust-training'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1af73a61a65e4ace920b42efbb8b21be25748ae9 [INFO] checking kamilzielinskidev/rust-training against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilzielinskidev%2Frust-training" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kamilzielinskidev/rust-training on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/kamilzielinskidev/rust-training [INFO] finished tweaking git repo https://github.com/kamilzielinskidev/rust-training [INFO] tweaked toml for git repo https://github.com/kamilzielinskidev/rust-training written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kamilzielinskidev/rust-training 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded array_tool v1.0.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f784911f0132794d027763eefaa4dcaa3e296a6e78175184bd9e95621f9223b [INFO] running `Command { std: "docker" "start" "-a" "6f784911f0132794d027763eefaa4dcaa3e296a6e78175184bd9e95621f9223b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f784911f0132794d027763eefaa4dcaa3e296a6e78175184bd9e95621f9223b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f784911f0132794d027763eefaa4dcaa3e296a6e78175184bd9e95621f9223b", kill_on_drop: false }` [INFO] [stdout] 6f784911f0132794d027763eefaa4dcaa3e296a6e78175184bd9e95621f9223b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 908afe6402b5340e29bb3857f1d64cd393e3afb3baf81afb035ce6853ebe7ece [INFO] running `Command { std: "docker" "start" "-a" "908afe6402b5340e29bb3857f1d64cd393e3afb3baf81afb035ce6853ebe7ece", kill_on_drop: false }` [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking array_tool v1.0.3 [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking rust_training v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `io::Write`, `write` [INFO] [stdout] --> src/aoc_2015/day_10/mod.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | fs::{read_to_string, write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | io::Write, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `md5` is imported redundantly [INFO] [stdout] --> src/aoc_2015/day_4/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use md5; [INFO] [stdout] | ^^^ the item `md5` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `result_option_inspect` has been stable since 1.76.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(result_option_inspect)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `io::Write`, `write` [INFO] [stdout] --> src/aoc_2015/day_10/mod.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | fs::{read_to_string, write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | io::Write, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `md5` is imported redundantly [INFO] [stdout] --> src/aoc_2015/day_4/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use md5; [INFO] [stdout] | ^^^ the item `md5` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `result_option_inspect` has been stable since 1.76.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(result_option_inspect)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `Command { std: "docker" "inspect" "908afe6402b5340e29bb3857f1d64cd393e3afb3baf81afb035ce6853ebe7ece", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "908afe6402b5340e29bb3857f1d64cd393e3afb3baf81afb035ce6853ebe7ece", kill_on_drop: false }` [INFO] [stdout] 908afe6402b5340e29bb3857f1d64cd393e3afb3baf81afb035ce6853ebe7ece [INFO] checking kamilzielinskidev/rust-training against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilzielinskidev%2Frust-training" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kamilzielinskidev/rust-training on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/kamilzielinskidev/rust-training [INFO] finished tweaking git repo https://github.com/kamilzielinskidev/rust-training [INFO] tweaked toml for git repo https://github.com/kamilzielinskidev/rust-training written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kamilzielinskidev/rust-training 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d1b105787c1328b6c3c28de3c0d27de19969d19ce5bb7791d3fd92b5f47c4ef2 [INFO] running `Command { std: "docker" "start" "-a" "d1b105787c1328b6c3c28de3c0d27de19969d19ce5bb7791d3fd92b5f47c4ef2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d1b105787c1328b6c3c28de3c0d27de19969d19ce5bb7791d3fd92b5f47c4ef2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1b105787c1328b6c3c28de3c0d27de19969d19ce5bb7791d3fd92b5f47c4ef2", kill_on_drop: false }` [INFO] [stdout] d1b105787c1328b6c3c28de3c0d27de19969d19ce5bb7791d3fd92b5f47c4ef2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 85a9853a2a5e9567119c9bc396e8f62834ecb8c8dae7ac437403afa5bd8c4e0a [INFO] running `Command { std: "docker" "start" "-a" "85a9853a2a5e9567119c9bc396e8f62834ecb8c8dae7ac437403afa5bd8c4e0a", kill_on_drop: false }` [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking array_tool v1.0.3 [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking rust_training v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `io::Write`, `write` [INFO] [stdout] --> src/aoc_2015/day_10/mod.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | fs::{read_to_string, write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | io::Write, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `md5` is imported redundantly [INFO] [stdout] --> src/aoc_2015/day_4/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use md5; [INFO] [stdout] | ^^^ the item `md5` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `result_option_inspect` has been stable since 1.76.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(result_option_inspect)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `io::Write`, `write` [INFO] [stdout] --> src/aoc_2015/day_10/mod.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | fs::{read_to_string, write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | io::Write, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `md5` is imported redundantly [INFO] [stdout] --> src/aoc_2015/day_4/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use md5; [INFO] [stdout] | ^^^ the item `md5` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `result_option_inspect` has been stable since 1.76.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(result_option_inspect)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.83s [INFO] running `Command { std: "docker" "inspect" "85a9853a2a5e9567119c9bc396e8f62834ecb8c8dae7ac437403afa5bd8c4e0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85a9853a2a5e9567119c9bc396e8f62834ecb8c8dae7ac437403afa5bd8c4e0a", kill_on_drop: false }` [INFO] [stdout] 85a9853a2a5e9567119c9bc396e8f62834ecb8c8dae7ac437403afa5bd8c4e0a