[INFO] cloning repository https://github.com/jaemk/rv [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaemk/rv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaemk%2Frv", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaemk%2Frv'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4bde319541b5b5f71edd0bf40b04b4a65cae09c0 [INFO] checking jaemk/rv against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaemk%2Frv" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jaemk/rv on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jaemk/rv [INFO] finished tweaking git repo https://github.com/jaemk/rv [INFO] tweaked toml for git repo https://github.com/jaemk/rv written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/jaemk/rv already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap v2.24.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b371dfa726b3ad55d05c90c446514bc49a4d92e0ac0d19f3122be01d152240e [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" "3b371dfa726b3ad55d05c90c446514bc49a4d92e0ac0d19f3122be01d152240e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b371dfa726b3ad55d05c90c446514bc49a4d92e0ac0d19f3122be01d152240e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b371dfa726b3ad55d05c90c446514bc49a4d92e0ac0d19f3122be01d152240e", kill_on_drop: false }` [INFO] [stdout] 3b371dfa726b3ad55d05c90c446514bc49a4d92e0ac0d19f3122be01d152240e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 640dc0bec0835efca5af9a72fd83c3a8f464f98b3529a089df1e2cb0ee71b3b4 [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" "640dc0bec0835efca5af9a72fd83c3a8f464f98b3529a089df1e2cb0ee71b3b4", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.23 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking unicode-segmentation v1.2.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking atty v0.2.2 [INFO] [stderr] Checking clap v2.24.2 [INFO] [stderr] Checking rv v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/main.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{self, BufRead, BufReader, BufWriter, Write}; [INFO] [stdout] | ----- the item `Write` is already imported here [INFO] [stdout] ... [INFO] [stdout] 64 | use ::std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:100:30 [INFO] [stdout] | [INFO] [stdout] 100 | let mut buf_rdr: Box = if let Some(f) = file_name { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/main.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{self, BufRead, BufReader, BufWriter, Write}; [INFO] [stdout] | ----- the item `Write` is already imported here [INFO] [stdout] ... [INFO] [stdout] 64 | use ::std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:100:30 [INFO] [stdout] | [INFO] [stdout] 100 | let mut buf_rdr: Box = if let Some(f) = file_name { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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 6.66s [INFO] running `Command { std: "docker" "inspect" "640dc0bec0835efca5af9a72fd83c3a8f464f98b3529a089df1e2cb0ee71b3b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "640dc0bec0835efca5af9a72fd83c3a8f464f98b3529a089df1e2cb0ee71b3b4", kill_on_drop: false }` [INFO] [stdout] 640dc0bec0835efca5af9a72fd83c3a8f464f98b3529a089df1e2cb0ee71b3b4