[INFO] cloning repository https://github.com/pop-os/bustd [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pop-os/bustd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fbustd", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fbustd'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 20acbe9012547f63e19e8bc343610f0dc2e366a5 [INFO] checking pop-os/bustd against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fbustd" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pop-os/bustd on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pop-os/bustd [INFO] finished tweaking git repo https://github.com/pop-os/bustd [INFO] tweaked toml for git repo https://github.com/pop-os/bustd written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/pop-os/bustd 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded procfs v0.9.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4007bdef038cd6c424b2102a0b6a9439cfb7069504e2a48624e7c912aa3699e6 [INFO] running `Command { std: "docker" "start" "-a" "4007bdef038cd6c424b2102a0b6a9439cfb7069504e2a48624e7c912aa3699e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4007bdef038cd6c424b2102a0b6a9439cfb7069504e2a48624e7c912aa3699e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4007bdef038cd6c424b2102a0b6a9439cfb7069504e2a48624e7c912aa3699e6", kill_on_drop: false }` [INFO] [stdout] 4007bdef038cd6c424b2102a0b6a9439cfb7069504e2a48624e7c912aa3699e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9d303db75e5d34f71e5fad497c5d69559a2d98320dd3f7712f2ee854406a1fef [INFO] running `Command { std: "docker" "start" "-a" "9d303db75e5d34f71e5fad497c5d69559a2d98320dd3f7712f2ee854406a1fef", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling argh_shared v0.1.5 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking boxfnonce v0.1.1 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking daemonize v0.4.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Compiling bustd v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking procfs v0.9.1 [INFO] [stderr] Compiling argh_derive v0.1.5 [INFO] [stderr] Checking argh v0.1.5 [INFO] [stdout] warning: field `group` is never read [INFO] [stdout] --> src/cli.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct CommandLineArgs { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | pub group: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:9:21 [INFO] [stdout] | [INFO] [stdout] 9 | ProcessNotFound(&'static str), [INFO] [stdout] | --------------- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 | ProcessNotFound(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `reason` is never read [INFO] [stdout] --> src/error.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 13 | Io { [INFO] [stdout] | -- field in this variant [INFO] [stdout] 14 | reason: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `error` is never read [INFO] [stdout] --> src/error.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 16 | Daemonize { [INFO] [stdout] | --------- field in this variant [INFO] [stdout] 17 | error: DaemonizeError, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `error` is never read [INFO] [stdout] --> src/error.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 19 | Unicode { [INFO] [stdout] | ------- field in this variant [INFO] [stdout] 20 | error: Utf8Error, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `error` is never read [INFO] [stdout] --> src/error.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 33 | ThreadError { [INFO] [stdout] | ----------- field in this variant [INFO] [stdout] 34 | error: Box, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `major` and `minor` are never read [INFO] [stdout] --> src/linux_version.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct LinuxVersion { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 3 | pub major: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | pub minor: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LinuxVersion` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `group` is never read [INFO] [stdout] --> src/cli.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct CommandLineArgs { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | pub group: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:9:21 [INFO] [stdout] | [INFO] [stdout] 9 | ProcessNotFound(&'static str), [INFO] [stdout] | --------------- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 | ProcessNotFound(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `reason` is never read [INFO] [stdout] --> src/error.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 13 | Io { [INFO] [stdout] | -- field in this variant [INFO] [stdout] 14 | reason: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `error` is never read [INFO] [stdout] --> src/error.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 16 | Daemonize { [INFO] [stdout] | --------- field in this variant [INFO] [stdout] 17 | error: DaemonizeError, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `error` is never read [INFO] [stdout] --> src/error.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 19 | Unicode { [INFO] [stdout] | ------- field in this variant [INFO] [stdout] 20 | error: Utf8Error, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `error` is never read [INFO] [stdout] --> src/error.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 33 | ThreadError { [INFO] [stdout] | ----------- field in this variant [INFO] [stdout] 34 | error: Box, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `major` and `minor` are never read [INFO] [stdout] --> src/linux_version.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct LinuxVersion { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 3 | pub major: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | pub minor: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LinuxVersion` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.55s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: daemonize v0.4.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "9d303db75e5d34f71e5fad497c5d69559a2d98320dd3f7712f2ee854406a1fef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d303db75e5d34f71e5fad497c5d69559a2d98320dd3f7712f2ee854406a1fef", kill_on_drop: false }` [INFO] [stdout] 9d303db75e5d34f71e5fad497c5d69559a2d98320dd3f7712f2ee854406a1fef