[INFO] cloning repository https://github.com/mirosval/diffstat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mirosval/diffstat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirosval%2Fdiffstat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirosval%2Fdiffstat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2727391ae7eebb3b113bf3e4e8492eb65d55fa2e [INFO] checking mirosval/diffstat against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmirosval%2Fdiffstat" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mirosval/diffstat on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mirosval/diffstat [INFO] finished tweaking git repo https://github.com/mirosval/diffstat [INFO] tweaked toml for git repo https://github.com/mirosval/diffstat written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/mirosval/diffstat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6bfccd3cf6e5b8ad217ae9bfe503e438a1841dd19c97f7cd05ca945b0d641298 [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" "6bfccd3cf6e5b8ad217ae9bfe503e438a1841dd19c97f7cd05ca945b0d641298", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6bfccd3cf6e5b8ad217ae9bfe503e438a1841dd19c97f7cd05ca945b0d641298", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bfccd3cf6e5b8ad217ae9bfe503e438a1841dd19c97f7cd05ca945b0d641298", kill_on_drop: false }` [INFO] [stdout] 6bfccd3cf6e5b8ad217ae9bfe503e438a1841dd19c97f7cd05ca945b0d641298 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d3b331ffa99cfc480176224c803c228fdc06a1a8961b8820955fec9d21721da [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" "3d3b331ffa99cfc480176224c803c228fdc06a1a8961b8820955fec9d21721da", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking human_format v1.0.3 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking backtrace v0.3.41 [INFO] [stderr] Compiling syn-mid v0.4.0 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling rustversion v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling proc-macro-error v0.4.4 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.3 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking sysctl v0.4.0 [INFO] [stderr] Compiling structopt-derive v0.4.0 [INFO] [stderr] Checking serde v1.0.104 [INFO] [stderr] Checking structopt v0.3.7 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking diffmetrik v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/metrics/network.rs:260:14 [INFO] [stdout] | [INFO] [stdout] 260 | .map({ |line| LinuxProcNetDevLine::new(line) }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/metrics/network.rs:259:17 [INFO] [stdout] | [INFO] [stdout] 259 | .filter({ |line| line.starts_with("eth") }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/metrics/network.rs:258:14 [INFO] [stdout] | [INFO] [stdout] 258 | .map({ |line| line.trim() }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/metrics/mod.rs:63:38 [INFO] [stdout] | [INFO] [stdout] 63 | metrics.sort_unstable_by_key({ |a| a.time }); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/metrics/network.rs:260:14 [INFO] [stdout] | [INFO] [stdout] 260 | .map({ |line| LinuxProcNetDevLine::new(line) }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/metrics/network.rs:259:17 [INFO] [stdout] | [INFO] [stdout] 259 | .filter({ |line| line.starts_with("eth") }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/metrics/network.rs:258:14 [INFO] [stdout] | [INFO] [stdout] 258 | .map({ |line| line.trim() }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/metrics/mod.rs:63:38 [INFO] [stdout] | [INFO] [stdout] 63 | metrics.sort_unstable_by_key({ |a| a.time }); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/storage/mod.rs:226:38 [INFO] [stdout] | [INFO] [stdout] 226 | Err(e) => assert!(false, format!("error resetting file: {}", e)), [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] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 226 | Err(e) => assert!(false, "error resetting file: {}", e), [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/storage/mod.rs:249:38 [INFO] [stdout] | [INFO] [stdout] 249 | Err(e) => assert!(false, format!("writing failed with {}", e)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 249 | Err(e) => assert!(false, "writing failed with {}", e), [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/storage/mod.rs:296:38 [INFO] [stdout] | [INFO] [stdout] 296 | Err(e) => assert!(false, format!("error reading: {}", e)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 296 | Err(e) => assert!(false, "error reading: {}", e), [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 13s [INFO] running `Command { std: "docker" "inspect" "3d3b331ffa99cfc480176224c803c228fdc06a1a8961b8820955fec9d21721da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d3b331ffa99cfc480176224c803c228fdc06a1a8961b8820955fec9d21721da", kill_on_drop: false }` [INFO] [stdout] 3d3b331ffa99cfc480176224c803c228fdc06a1a8961b8820955fec9d21721da