[INFO] cloning repository https://github.com/cthi/json_parse [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cthi/json_parse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcthi%2Fjson_parse", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcthi%2Fjson_parse'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9f6266ca5ef908fc30d245dc98864db1e69a5606 [INFO] testing cthi/json_parse 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%2Fcthi%2Fjson_parse" "/workspace/builds/worker-87/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cthi/json_parse 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/cthi/json_parse [INFO] finished tweaking git repo https://github.com/cthi/json_parse [INFO] tweaked toml for git repo https://github.com/cthi/json_parse written to /workspace/builds/worker-87/source/Cargo.toml [INFO] crate git repo https://github.com/cthi/json_parse 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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 7777b0b5f05c3eb463392daa4ebdfd0b142c15513c262fb58f94020bcef44701 [INFO] running `Command { std: "docker" "start" "-a" "7777b0b5f05c3eb463392daa4ebdfd0b142c15513c262fb58f94020bcef44701", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7777b0b5f05c3eb463392daa4ebdfd0b142c15513c262fb58f94020bcef44701", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7777b0b5f05c3eb463392daa4ebdfd0b142c15513c262fb58f94020bcef44701", kill_on_drop: false }` [INFO] [stdout] 7777b0b5f05c3eb463392daa4ebdfd0b142c15513c262fb58f94020bcef44701 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] e7b07093784378aa9534e5b0aa20b6b666be09adb5efda0abc496d9331e78c78 [INFO] running `Command { std: "docker" "start" "-a" "e7b07093784378aa9534e5b0aa20b6b666be09adb5efda0abc496d9331e78c78", kill_on_drop: false }` [INFO] [stderr] Compiling json_parse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(option_filter)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/lex.rs:79:16 [INFO] [stdout] | [INFO] [stdout] 79 | '1'...'9' => lex_number(&mut chars), [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] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `json_parse` due to 2 previous errors; 1 warning emitted [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e7b07093784378aa9534e5b0aa20b6b666be09adb5efda0abc496d9331e78c78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7b07093784378aa9534e5b0aa20b6b666be09adb5efda0abc496d9331e78c78", kill_on_drop: false }` [INFO] [stdout] e7b07093784378aa9534e5b0aa20b6b666be09adb5efda0abc496d9331e78c78