[INFO] fetching crate fhiroki-bicycle-book-wordcount 0.1.0... [INFO] checking fhiroki-bicycle-book-wordcount-0.1.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] extracting crate fhiroki-bicycle-book-wordcount 0.1.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate fhiroki-bicycle-book-wordcount 0.1.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-10/source/Cargo.toml [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: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] abe3d8f8914d4eb77f049b35e078262002b4f99fc8007cf565000204475e2117 [INFO] running `Command { std: "docker" "start" "-a" "abe3d8f8914d4eb77f049b35e078262002b4f99fc8007cf565000204475e2117", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "abe3d8f8914d4eb77f049b35e078262002b4f99fc8007cf565000204475e2117", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abe3d8f8914d4eb77f049b35e078262002b4f99fc8007cf565000204475e2117", kill_on_drop: false }` [INFO] [stdout] abe3d8f8914d4eb77f049b35e078262002b4f99fc8007cf565000204475e2117 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ca98412b72b88ef4809cd04cc18042fc1eff7b66c881000f570e99fe4d4d0bb [INFO] running `Command { std: "docker" "start" "-a" "8ca98412b72b88ef4809cd04cc18042fc1eff7b66c881000f570e99fe4d4d0bb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.10 [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string, but will be in Rust 2021 [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string, but will be in Rust 2021 [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.39s [INFO] running `Command { std: "docker" "inspect" "8ca98412b72b88ef4809cd04cc18042fc1eff7b66c881000f570e99fe4d4d0bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ca98412b72b88ef4809cd04cc18042fc1eff7b66c881000f570e99fe4d4d0bb", kill_on_drop: false }` [INFO] [stdout] 8ca98412b72b88ef4809cd04cc18042fc1eff7b66c881000f570e99fe4d4d0bb