[INFO] cloning repository https://github.com/JamesWP/chacha-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JamesWP/chacha-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesWP%2Fchacha-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesWP%2Fchacha-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1a0b8c58426d3851dd0f0e5e4d0bd9da280a49c3 [INFO] checking JamesWP/chacha-rs against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJamesWP%2Fchacha-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/JamesWP/chacha-rs [INFO] finished tweaking git repo https://github.com/JamesWP/chacha-rs [INFO] tweaked toml for git repo https://github.com/JamesWP/chacha-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/JamesWP/chacha-rs on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/JamesWP/chacha-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "fetch" "--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 libc v0.2.86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ce1a5b1db2b4d7378a1bcc85cd768ae245d2e57a56c191f24c180809b931c93 [INFO] running `Command { std: "docker" "start" "-a" "7ce1a5b1db2b4d7378a1bcc85cd768ae245d2e57a56c191f24c180809b931c93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ce1a5b1db2b4d7378a1bcc85cd768ae245d2e57a56c191f24c180809b931c93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ce1a5b1db2b4d7378a1bcc85cd768ae245d2e57a56c191f24c180809b931c93", kill_on_drop: false }` [INFO] [stdout] 7ce1a5b1db2b4d7378a1bcc85cd768ae245d2e57a56c191f24c180809b931c93 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a3d383770ec546b8cf0c49673af071325c21aea13ed3c3bb0a39658436c1cea [INFO] running `Command { std: "docker" "start" "-a" "4a3d383770ec546b8cf0c49673af071325c21aea13ed3c3bb0a39658436c1cea", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking sha2 v0.9.3 [INFO] [stderr] Checking chacha-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `stdout` [INFO] [stdout] --> src/main.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use io::{Write, stdout}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `hash` and `ops::Deref` [INFO] [stdout] --> src/main.rs:8:36 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{fs::{File, OpenOptions}, hash, io, ops::Deref, time::SystemTime}; [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:10:22 [INFO] [stdout] | [INFO] [stdout] 10 | use clap::{clap_app, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `nonce_first_word` is never read [INFO] [stdout] --> src/chacha.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct ChaChaState { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 15 | keystream: ChaChaBlock, [INFO] [stdout] 16 | nonce_first_word: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_counter` is never used [INFO] [stdout] --> src/chacha.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl ChaChaState { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 60 | pub fn set_counter(&mut self, counter: u64) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 19 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stdout` [INFO] [stdout] --> src/main.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use io::{Write, stdout}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `hash` and `ops::Deref` [INFO] [stdout] --> src/main.rs:8:36 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{fs::{File, OpenOptions}, hash, io, ops::Deref, time::SystemTime}; [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:10:22 [INFO] [stdout] | [INFO] [stdout] 10 | use clap::{clap_app, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | io::stdout().flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 19 | let _ = io::stdout().flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.61s [INFO] running `Command { std: "docker" "inspect" "4a3d383770ec546b8cf0c49673af071325c21aea13ed3c3bb0a39658436c1cea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a3d383770ec546b8cf0c49673af071325c21aea13ed3c3bb0a39658436c1cea", kill_on_drop: false }` [INFO] [stdout] 4a3d383770ec546b8cf0c49673af071325c21aea13ed3c3bb0a39658436c1cea