[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 try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [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 ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c9383c806427f4c233e1f06a78170660f0566a5755d7de947ced927c0c0e7245 [INFO] running `Command { std: "docker" "start" "-a" "c9383c806427f4c233e1f06a78170660f0566a5755d7de947ced927c0c0e7245", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9383c806427f4c233e1f06a78170660f0566a5755d7de947ced927c0c0e7245", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9383c806427f4c233e1f06a78170660f0566a5755d7de947ced927c0c0e7245", kill_on_drop: false }` [INFO] [stdout] c9383c806427f4c233e1f06a78170660f0566a5755d7de947ced927c0c0e7245 [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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07d5a139e4868aa87ffc341edf0a2a5b5df648b8f2ade3f91592218c23a82d68 [INFO] running `Command { std: "docker" "start" "-a" "07d5a139e4868aa87ffc341edf0a2a5b5df648b8f2ade3f91592218c23a82d68", 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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ISBN` [INFO] [stdout] Some errors have detailed explanations: E0425, E0432. [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "07d5a139e4868aa87ffc341edf0a2a5b5df648b8f2ade3f91592218c23a82d68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07d5a139e4868aa87ffc341edf0a2a5b5df648b8f2ade3f91592218c23a82d68", kill_on_drop: false }` [INFO] [stdout] 07d5a139e4868aa87ffc341edf0a2a5b5df648b8f2ade3f91592218c23a82d68