[INFO] fetching crate fhiroki-bicycle-book-wordcount 0.1.0... [INFO] checking fhiroki-bicycle-book-wordcount-0.1.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] extracting crate fhiroki-bicycle-book-wordcount 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate fhiroki-bicycle-book-wordcount 0.1.0 [INFO] finished tweaking crates.io crate fhiroki-bicycle-book-wordcount 0.1.0 [INFO] tweaked toml for crates.io crate fhiroki-bicycle-book-wordcount 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fhiroki-bicycle-book-wordcount 0.1.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate fhiroki-bicycle-book-wordcount 0.1.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8032c03b5b423b6ded8576c902ce788ea344da587465136d139c759365da85ef [INFO] running `Command { std: "docker" "start" "-a" "8032c03b5b423b6ded8576c902ce788ea344da587465136d139c759365da85ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8032c03b5b423b6ded8576c902ce788ea344da587465136d139c759365da85ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8032c03b5b423b6ded8576c902ce788ea344da587465136d139c759365da85ef", kill_on_drop: false }` [INFO] [stdout] 8032c03b5b423b6ded8576c902ce788ea344da587465136d139c759365da85ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c24aeca2bf2ae303e6794470cd1ea67a32908d6a81d1b8116f9aa2cd5a597cb7 [INFO] running `Command { std: "docker" "start" "-a" "c24aeca2bf2ae303e6794470cd1ea67a32908d6a81d1b8116f9aa2cd5a597cb7", kill_on_drop: false }` [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking fhiroki-bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message contains braces [INFO] [stdout] --> src/main.rs:18:50 [INFO] [stdout] | [INFO] [stdout] 18 | _ => panic!("invalid option: select from {char, word, line}") [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this message is not used as a format string, but will be in Rust 2021 [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 18 | _ => panic!("{}", "invalid option: select from {char, word, line}") [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains braces [INFO] [stdout] --> src/main.rs:18:50 [INFO] [stdout] | [INFO] [stdout] 18 | _ => panic!("invalid option: select from {char, word, line}") [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this message is not used as a format string, but will be in Rust 2021 [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 18 | _ => panic!("{}", "invalid option: select from {char, word, line}") [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.13s [INFO] running `Command { std: "docker" "inspect" "c24aeca2bf2ae303e6794470cd1ea67a32908d6a81d1b8116f9aa2cd5a597cb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c24aeca2bf2ae303e6794470cd1ea67a32908d6a81d1b8116f9aa2cd5a597cb7", kill_on_drop: false }` [INFO] [stdout] c24aeca2bf2ae303e6794470cd1ea67a32908d6a81d1b8116f9aa2cd5a597cb7