[INFO] cloning repository https://github.com/bennyyip/plug2pack [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bennyyip/plug2pack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbennyyip%2Fplug2pack", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbennyyip%2Fplug2pack'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 29ccb6cd58919007380d790864331c1762f1e924 [INFO] checking bennyyip/plug2pack against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbennyyip%2Fplug2pack" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bennyyip/plug2pack on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bennyyip/plug2pack [INFO] finished tweaking git repo https://github.com/bennyyip/plug2pack [INFO] tweaked toml for git repo https://github.com/bennyyip/plug2pack written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/bennyyip/plug2pack already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded textwrap v0.8.0 [INFO] [stderr] Downloaded serde_yaml v0.7.1 [INFO] [stderr] Downloaded structopt v0.1.1 [INFO] [stderr] Downloaded structopt-derive v0.1.1 [INFO] [stderr] Downloaded clap v2.26.2 [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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 887eca8be53e75b933ffb92cdf24a9c1d5e371a7d0cee17fec8e74a0472b7048 [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" "887eca8be53e75b933ffb92cdf24a9c1d5e371a7d0cee17fec8e74a0472b7048", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "887eca8be53e75b933ffb92cdf24a9c1d5e371a7d0cee17fec8e74a0472b7048", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "887eca8be53e75b933ffb92cdf24a9c1d5e371a7d0cee17fec8e74a0472b7048", kill_on_drop: false }` [INFO] [stdout] 887eca8be53e75b933ffb92cdf24a9c1d5e371a7d0cee17fec8e74a0472b7048 [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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 257df5fdaccc8a35fb13d39d4349a55bc1f1d6e8a491efdd6bf719fd38eb7dc3 [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" "257df5fdaccc8a35fb13d39d4349a55bc1f1d6e8a491efdd6bf719fd38eb7dc3", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.32 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Checking linked-hash-map v0.4.2 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Checking serde_yaml v0.7.1 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking nom v3.2.0 [INFO] [stderr] Checking textwrap v0.8.0 [INFO] [stderr] Checking clap v2.26.2 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Compiling serde_derive_internals v0.16.0 [INFO] [stderr] Compiling structopt-derive v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.15 [INFO] [stderr] Checking structopt v0.1.1 [INFO] [stderr] Checking plug2pack v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:118:22 [INFO] [stdout] | [INFO] [stdout] 118 | let mut out: Box = match opt.output { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:118:22 [INFO] [stdout] | [INFO] [stdout] 118 | let mut out: Box = match opt.output { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:113:64 [INFO] [stdout] | [INFO] [stdout] 113 | Err(err) => panic!("cannot open {}: {}", filename, err.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:113:64 [INFO] [stdout] | [INFO] [stdout] 113 | Err(err) => panic!("cannot open {}: {}", filename, err.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.81s [INFO] running `Command { std: "docker" "inspect" "257df5fdaccc8a35fb13d39d4349a55bc1f1d6e8a491efdd6bf719fd38eb7dc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "257df5fdaccc8a35fb13d39d4349a55bc1f1d6e8a491efdd6bf719fd38eb7dc3", kill_on_drop: false }` [INFO] [stdout] 257df5fdaccc8a35fb13d39d4349a55bc1f1d6e8a491efdd6bf719fd38eb7dc3