[INFO] fetching crate serial-number 0.1.1... [INFO] checking serial-number-0.1.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate serial-number 0.1.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate serial-number 0.1.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate serial-number 0.1.1 [INFO] finished tweaking crates.io crate serial-number 0.1.1 [INFO] tweaked toml for crates.io crate serial-number 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6869deacedc68cafaa0399a24dda8a00a9eae39af788d5470d7cd40d0f8bb56f [INFO] running `Command { std: "docker" "start" "-a" "6869deacedc68cafaa0399a24dda8a00a9eae39af788d5470d7cd40d0f8bb56f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6869deacedc68cafaa0399a24dda8a00a9eae39af788d5470d7cd40d0f8bb56f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6869deacedc68cafaa0399a24dda8a00a9eae39af788d5470d7cd40d0f8bb56f", kill_on_drop: false }` [INFO] [stdout] 6869deacedc68cafaa0399a24dda8a00a9eae39af788d5470d7cd40d0f8bb56f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e1757d589743bfd914be65b87ea0f8a5bff168ecb9f146a6bec3b7d26a9c13fa [INFO] running `Command { std: "docker" "start" "-a" "e1757d589743bfd914be65b87ea0f8a5bff168ecb9f146a6bec3b7d26a9c13fa", kill_on_drop: false }` [INFO] [stderr] Checking serial-number v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:35:32 [INFO] [stdout] | [INFO] [stdout] 35 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [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: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:67:26 [INFO] [stdout] | [INFO] [stdout] 67 | let left_a = try!(u8::from_str_radix(&fragment[0..2], 16)); [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/lib.rs:68:26 [INFO] [stdout] | [INFO] [stdout] 68 | let left_b = try!(u8::from_str_radix(&fragment[2..4], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:69:26 [INFO] [stdout] | [INFO] [stdout] 69 | let left_c = try!(u8::from_str_radix(&fragment[4..6], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:70:27 [INFO] [stdout] | [INFO] [stdout] 70 | let right_a = try!(u8::from_str_radix(&fragment[6..8], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:71:27 [INFO] [stdout] | [INFO] [stdout] 71 | let right_b = try!(u8::from_str_radix(&fragment[8..10], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:72:27 [INFO] [stdout] | [INFO] [stdout] 72 | let right_c = try!(u8::from_str_radix(&fragment[10..12], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | try!(write!(f, "{:04X}", self.seed)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | try!(write!(f, "-{}", group)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:126:24 [INFO] [stdout] | [INFO] [stdout] 126 | let seed = try!(i64::from_str_radix(&seed, 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:132:28 [INFO] [stdout] | [INFO] [stdout] 132 | let left = try!(u8::from_str_radix(&fragment[0..2], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:133:29 [INFO] [stdout] | [INFO] [stdout] 133 | let right = try!(u8::from_str_radix(&fragment[2..4], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:44:30 [INFO] [stdout] | [INFO] [stdout] 44 | write!(f, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:35:32 [INFO] [stdout] | [INFO] [stdout] 35 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [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: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:67:26 [INFO] [stdout] | [INFO] [stdout] 67 | let left_a = try!(u8::from_str_radix(&fragment[0..2], 16)); [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/lib.rs:68:26 [INFO] [stdout] | [INFO] [stdout] 68 | let left_b = try!(u8::from_str_radix(&fragment[2..4], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:69:26 [INFO] [stdout] | [INFO] [stdout] 69 | let left_c = try!(u8::from_str_radix(&fragment[4..6], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:70:27 [INFO] [stdout] | [INFO] [stdout] 70 | let right_a = try!(u8::from_str_radix(&fragment[6..8], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:71:27 [INFO] [stdout] | [INFO] [stdout] 71 | let right_b = try!(u8::from_str_radix(&fragment[8..10], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:72:27 [INFO] [stdout] | [INFO] [stdout] 72 | let right_c = try!(u8::from_str_radix(&fragment[10..12], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | try!(write!(f, "{:04X}", self.seed)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | try!(write!(f, "-{}", group)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:126:24 [INFO] [stdout] | [INFO] [stdout] 126 | let seed = try!(i64::from_str_radix(&seed, 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:132:28 [INFO] [stdout] | [INFO] [stdout] 132 | let left = try!(u8::from_str_radix(&fragment[0..2], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:133:29 [INFO] [stdout] | [INFO] [stdout] 133 | let right = try!(u8::from_str_radix(&fragment[2..4], 16)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:44:30 [INFO] [stdout] | [INFO] [stdout] 44 | write!(f, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "e1757d589743bfd914be65b87ea0f8a5bff168ecb9f146a6bec3b7d26a9c13fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1757d589743bfd914be65b87ea0f8a5bff168ecb9f146a6bec3b7d26a9c13fa", kill_on_drop: false }` [INFO] [stdout] e1757d589743bfd914be65b87ea0f8a5bff168ecb9f146a6bec3b7d26a9c13fa