[INFO] cloning repository https://github.com/mingyli/hg-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mingyli/hg-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingyli%2Fhg-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingyli%2Fhg-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ec45dde087033868a160b8dfce56695950708bef [INFO] checking mingyli/hg-rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingyli%2Fhg-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mingyli/hg-rs on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mingyli/hg-rs [INFO] finished tweaking git repo https://github.com/mingyli/hg-rs [INFO] tweaked toml for git repo https://github.com/mingyli/hg-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mingyli/hg-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f07a9eca1995dc89936aef4b487422f7453e028f7b003bf079456fe22c093086 [INFO] running `Command { std: "docker" "start" "-a" "f07a9eca1995dc89936aef4b487422f7453e028f7b003bf079456fe22c093086", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f07a9eca1995dc89936aef4b487422f7453e028f7b003bf079456fe22c093086", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f07a9eca1995dc89936aef4b487422f7453e028f7b003bf079456fe22c093086", kill_on_drop: false }` [INFO] [stdout] f07a9eca1995dc89936aef4b487422f7453e028f7b003bf079456fe22c093086 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51ac0c07961fddd19676a23afeb9a1f5fe953b89c8f9871cb9bd915517a9b92a [INFO] running `Command { std: "docker" "start" "-a" "51ac0c07961fddd19676a23afeb9a1f5fe953b89c8f9871cb9bd915517a9b92a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.22 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking hg-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `tempfile` is imported redundantly [INFO] [stdout] --> src/repository.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | use tempfile; [INFO] [stdout] | ^^^^^^^^ the item `tempfile` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tempfile` is imported redundantly [INFO] [stdout] --> src/revlog.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | use tempfile; [INFO] [stdout] | ^^^^^^^^ the item `tempfile` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `entries` is never used [INFO] [stdout] --> src/dirstate.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 32 | impl Dirstate { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn entries(&self) -> &HashMap { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `file_path` is never used [INFO] [stdout] --> src/repository.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Repository { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 37 | pub fn file_path>(&self, path: P) -> PathBuf { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `entries` is never used [INFO] [stdout] --> src/dirstate.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 32 | impl Dirstate { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn entries(&self) -> &HashMap { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `file_path` is never used [INFO] [stdout] --> src/repository.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Repository { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 37 | pub fn file_path>(&self, path: P) -> PathBuf { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.47s [INFO] running `Command { std: "docker" "inspect" "51ac0c07961fddd19676a23afeb9a1f5fe953b89c8f9871cb9bd915517a9b92a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51ac0c07961fddd19676a23afeb9a1f5fe953b89c8f9871cb9bd915517a9b92a", kill_on_drop: false }` [INFO] [stdout] 51ac0c07961fddd19676a23afeb9a1f5fe953b89c8f9871cb9bd915517a9b92a