[INFO] fetching crate ffi_helpers 0.2.0... [INFO] checking ffi_helpers-0.2.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate ffi_helpers 0.2.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate ffi_helpers 0.2.0 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 ffi_helpers 0.2.0 [INFO] finished tweaking crates.io crate ffi_helpers 0.2.0 [INFO] tweaked toml for crates.io crate ffi_helpers 0.2.0 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] [stderr] Blocking waiting for file lock on package cache [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] f2fee11eb27c196608728330e6fab9756347b7d1a43f48348c4af7ca80fb036a [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" "f2fee11eb27c196608728330e6fab9756347b7d1a43f48348c4af7ca80fb036a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2fee11eb27c196608728330e6fab9756347b7d1a43f48348c4af7ca80fb036a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2fee11eb27c196608728330e6fab9756347b7d1a43f48348c4af7ca80fb036a", kill_on_drop: false }` [INFO] [stdout] f2fee11eb27c196608728330e6fab9756347b7d1a43f48348c4af7ca80fb036a [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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3b386ca588b7748eb920d5e24bdff112dd6d585f18044ef54ece0135f1bfcf9d [INFO] running `Command { std: "docker" "start" "-a" "3b386ca588b7748eb920d5e24bdff112dd6d585f18044ef54ece0135f1bfcf9d", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling backtrace v0.3.58 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking ffi_helpers v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/task.rs:537:20 [INFO] [stdout] | [INFO] [stdout] 537 | panic!(PANIC_MESSAGE) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 537 | panic!("{}", PANIC_MESSAGE) [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 537 | std::panic::panic_any(PANIC_MESSAGE) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/panic.rs:103:57 [INFO] [stdout] | [INFO] [stdout] 103 | let got: Result<(), ()> = catch_panic(|| panic!(err_msg)); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 103 | let got: Result<(), ()> = catch_panic(|| panic!("{}", err_msg)); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 103 | let got: Result<(), ()> = catch_panic(|| std::panic::panic_any(err_msg)); [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 21.44s [INFO] running `Command { std: "docker" "inspect" "3b386ca588b7748eb920d5e24bdff112dd6d585f18044ef54ece0135f1bfcf9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b386ca588b7748eb920d5e24bdff112dd6d585f18044ef54ece0135f1bfcf9d", kill_on_drop: false }` [INFO] [stdout] 3b386ca588b7748eb920d5e24bdff112dd6d585f18044ef54ece0135f1bfcf9d