[INFO] fetching crate ifmt-impl 0.3.3... [INFO] checking ifmt-impl-0.3.3 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate ifmt-impl 0.3.3 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate ifmt-impl 0.3.3 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ifmt-impl 0.3.3 [INFO] finished tweaking crates.io crate ifmt-impl 0.3.3 [INFO] tweaked toml for crates.io crate ifmt-impl 0.3.3 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cc1da6eeeb7f0a8ba20c9dd2bff93c90c7f61506b820bce93fab53c4d50ce550 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cc1da6eeeb7f0a8ba20c9dd2bff93c90c7f61506b820bce93fab53c4d50ce550", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cc1da6eeeb7f0a8ba20c9dd2bff93c90c7f61506b820bce93fab53c4d50ce550", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc1da6eeeb7f0a8ba20c9dd2bff93c90c7f61506b820bce93fab53c4d50ce550", kill_on_drop: false }` [INFO] [stdout] cc1da6eeeb7f0a8ba20c9dd2bff93c90c7f61506b820bce93fab53c4d50ce550 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b2eff5ca1924bd17949c96d6b9b5e6618e700136423d79d6a7badddcf6039fd5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b2eff5ca1924bd17949c96d6b9b5e6618e700136423d79d6a7badddcf6039fd5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Checking unicode-xid v0.2.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking quote v1.0.9 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking ifmt-impl v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message contains a brace [INFO] [stdout] --> src/lib.rs:82:24 [INFO] [stdout] | [INFO] [stdout] 82 | panic!("unbalanced {"); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` 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] 82 | panic!("{}", "unbalanced {"); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains a brace [INFO] [stdout] --> src/lib.rs:326:43 [INFO] [stdout] | [INFO] [stdout] 326 | panic!("unmatched }"); [INFO] [stdout] | ^ [INFO] [stdout] | [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] 326 | panic!("{}", "unmatched }"); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains a brace [INFO] [stdout] --> src/lib.rs:82:24 [INFO] [stdout] | [INFO] [stdout] 82 | panic!("unbalanced {"); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` 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] 82 | panic!("{}", "unbalanced {"); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains a brace [INFO] [stdout] --> src/lib.rs:326:43 [INFO] [stdout] | [INFO] [stdout] 326 | panic!("unmatched }"); [INFO] [stdout] | ^ [INFO] [stdout] | [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] 326 | panic!("{}", "unmatched }"); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.67s [INFO] running `Command { std: "docker" "inspect" "b2eff5ca1924bd17949c96d6b9b5e6618e700136423d79d6a7badddcf6039fd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2eff5ca1924bd17949c96d6b9b5e6618e700136423d79d6a7badddcf6039fd5", kill_on_drop: false }` [INFO] [stdout] b2eff5ca1924bd17949c96d6b9b5e6618e700136423d79d6a7badddcf6039fd5