[INFO] cloning repository https://github.com/sirlag/ISBN [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sirlag/ISBN" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirlag%2FISBN", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirlag%2FISBN'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f6da158bd5ceca36fac4cc5fb747d13fe87b104a [INFO] testing sirlag/ISBN against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirlag%2FISBN" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sirlag/ISBN on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sirlag/ISBN [INFO] finished tweaking git repo https://github.com/sirlag/ISBN [INFO] tweaked toml for git repo https://github.com/sirlag/ISBN written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/sirlag/ISBN already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d8fe67381546683273282150084106449ce1c8710d9526c13e9f83a325d4a3b [INFO] running `Command { std: "docker" "start" "-a" "6d8fe67381546683273282150084106449ce1c8710d9526c13e9f83a325d4a3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d8fe67381546683273282150084106449ce1c8710d9526c13e9f83a325d4a3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d8fe67381546683273282150084106449ce1c8710d9526c13e9f83a325d4a3b", kill_on_drop: false }` [INFO] [stdout] 6d8fe67381546683273282150084106449ce1c8710d9526c13e9f83a325d4a3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b58191433d03811d964484d12b51a0bf7c0038d070f78a3a13e0d65ec1148a13 [INFO] running `Command { std: "docker" "start" "-a" "b58191433d03811d964484d12b51a0bf7c0038d070f78a3a13e0d65ec1148a13", kill_on_drop: false }` [INFO] [stderr] Compiling ISBN v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `std::rand` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::rand; [INFO] [stdout] | ^^^^^^^^^ no `rand` in the root [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `args` in module `os` [INFO] [stdout] --> src/main.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | let args = os::args(); [INFO] [stdout] | ^^^^ not found in `os` [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 1 | use std::env::args; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:46:16 [INFO] [stdout] | [INFO] [stdout] 46 | '0'...'9' => {isbn.push(token as u8 - '0' as u8);}, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression [INFO] [stdout] --> src/main.rs:76:18 [INFO] [stdout] | [INFO] [stdout] 76 | for mut x in (0..length-1){ [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:85:10 [INFO] [stdout] | [INFO] [stdout] 85 | 0...9 => {new_isbn.push(((check_value - to_match) + 48) as char)}, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0432. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ISBN` due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b58191433d03811d964484d12b51a0bf7c0038d070f78a3a13e0d65ec1148a13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b58191433d03811d964484d12b51a0bf7c0038d070f78a3a13e0d65ec1148a13", kill_on_drop: false }` [INFO] [stdout] b58191433d03811d964484d12b51a0bf7c0038d070f78a3a13e0d65ec1148a13