[INFO] fetching crate antikoerper 0.2.0... [INFO] checking antikoerper-0.2.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate antikoerper 0.2.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate antikoerper 0.2.0 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 crates.io crate antikoerper 0.2.0 [INFO] finished tweaking crates.io crate antikoerper 0.2.0 [INFO] tweaked toml for crates.io crate antikoerper 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 54b8d283713ae5c670edf76447aa4497fc23667ecec95435db11ee8ecb0acd70 [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" "54b8d283713ae5c670edf76447aa4497fc23667ecec95435db11ee8ecb0acd70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "54b8d283713ae5c670edf76447aa4497fc23667ecec95435db11ee8ecb0acd70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54b8d283713ae5c670edf76447aa4497fc23667ecec95435db11ee8ecb0acd70", kill_on_drop: false }` [INFO] [stdout] 54b8d283713ae5c670edf76447aa4497fc23667ecec95435db11ee8ecb0acd70 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] cebbc9df99498e9063d953ffd47b6f9acf3d319651631b006e629006b39fba4d [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" "cebbc9df99498e9063d953ffd47b6f9acf3d319651631b006e629006b39fba4d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking toml v0.1.30 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking antikoerper v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/conf.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | try!(r.read_to_string(&mut buffer)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/item.rs:183:20 [INFO] [stdout] | [INFO] [stdout] 183 | let kind = try!(sources.into_iter().filter(|x| x.is_ok()).next().unwrap()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/conf.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | cause: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)` [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/conf.rs:69:21 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn load(r: &mut Read, o: PathBuf) -> Result { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/conf.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | try!(r.read_to_string(&mut buffer)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/item.rs:183:20 [INFO] [stdout] | [INFO] [stdout] 183 | let kind = try!(sources.into_iter().filter(|x| x.is_ok()).next().unwrap()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/conf.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | cause: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)` [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/conf.rs:69:21 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn load(r: &mut Read, o: PathBuf) -> Result { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/item.rs:224:9 [INFO] [stdout] | [INFO] [stdout] 220 | return ::std::cmp::Ordering::Greater [INFO] [stdout] | ------------------------------------ any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 224 | ::std::cmp::Ordering::Equal [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/item.rs:224:9 [INFO] [stdout] | [INFO] [stdout] 220 | return ::std::cmp::Ordering::Greater [INFO] [stdout] | ------------------------------------ any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 224 | ::std::cmp::Ordering::Equal [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.87s [INFO] running `Command { std: "docker" "inspect" "cebbc9df99498e9063d953ffd47b6f9acf3d319651631b006e629006b39fba4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cebbc9df99498e9063d953ffd47b6f9acf3d319651631b006e629006b39fba4d", kill_on_drop: false }` [INFO] [stdout] cebbc9df99498e9063d953ffd47b6f9acf3d319651631b006e629006b39fba4d