[INFO] cloning repository https://github.com/matthiaskrgr/cargo-rebuild-check [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthiaskrgr/cargo-rebuild-check" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthiaskrgr%2Fcargo-rebuild-check", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthiaskrgr%2Fcargo-rebuild-check'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d54fa01899ab0b14fd29fa0e585e8b1bad9bfefa [INFO] testing matthiaskrgr/cargo-rebuild-check against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthiaskrgr%2Fcargo-rebuild-check" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/matthiaskrgr/cargo-rebuild-check on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/matthiaskrgr/cargo-rebuild-check [INFO] finished tweaking git repo https://github.com/matthiaskrgr/cargo-rebuild-check [INFO] tweaked toml for git repo https://github.com/matthiaskrgr/cargo-rebuild-check written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/matthiaskrgr/cargo-rebuild-check already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crypto-hash v0.3.1 [INFO] [stderr] Downloaded home v0.3.3 [INFO] [stderr] Downloaded serde_ignored v0.0.4 [INFO] [stderr] Downloaded ignore v0.4.2 [INFO] [stderr] Downloaded crates-io v0.16.0 [INFO] [stderr] Downloaded git2-curl v0.8.1 [INFO] [stderr] Downloaded jobserver v0.1.11 [INFO] [stderr] Downloaded libgit2-sys v0.7.5 [INFO] [stderr] Downloaded tar v0.4.16 [INFO] [stderr] Downloaded curl v0.4.12 [INFO] [stderr] Downloaded cargo v0.28.0 [INFO] [stderr] Downloaded libssh2-sys v0.2.8 [INFO] [stderr] Downloaded curl-sys v0.4.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8dea4035ef9f6bb54e6f89d5fe99dd801fb3609fe5723cbaaf0171632026c8c6 [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" "8dea4035ef9f6bb54e6f89d5fe99dd801fb3609fe5723cbaaf0171632026c8c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8dea4035ef9f6bb54e6f89d5fe99dd801fb3609fe5723cbaaf0171632026c8c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dea4035ef9f6bb54e6f89d5fe99dd801fb3609fe5723cbaaf0171632026c8c6", kill_on_drop: false }` [INFO] [stdout] 8dea4035ef9f6bb54e6f89d5fe99dd801fb3609fe5723cbaaf0171632026c8c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--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] 7fa87cda79fab4f17adbefdfd1d533371022672e63d7e57699920f2484b5b23f [INFO] running `Command { std: "docker" "start" "-a" "7fa87cda79fab4f17adbefdfd1d533371022672e63d7e57699920f2484b5b23f", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pkg-config v0.3.12 [INFO] [stderr] Compiling cfg-if v0.1.4 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Compiling matches v0.1.7 [INFO] [stderr] Compiling openssl v0.10.10 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling itoa v0.4.2 [INFO] [stderr] Compiling same-file v1.0.2 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling remove_dir_all v0.5.1 [INFO] [stderr] Compiling termcolor v0.3.6 [INFO] [stderr] Compiling crossbeam v0.3.2 [INFO] [stderr] Compiling shell-escape v0.1.4 [INFO] [stderr] Compiling home v0.3.3 [INFO] [stderr] Compiling cmake v0.1.31 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling backtrace-sys v0.1.23 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling atty v0.2.10 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling proc-macro2 v0.4.8 [INFO] [stderr] Compiling humantime v1.1.1 [INFO] [stderr] Compiling rand v0.5.4 [INFO] [stderr] Compiling log v0.4.3 [INFO] [stderr] Compiling socket2 v0.3.7 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling filetime v0.2.1 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling walkdir v2.1.4 [INFO] [stderr] Compiling aho-corasick v0.6.6 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling jobserver v0.1.11 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling tar v0.4.16 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling openssl-sys v0.9.33 [INFO] [stderr] Compiling libz-sys v1.0.18 [INFO] [stderr] Compiling curl-sys v0.4.6 [INFO] [stderr] Compiling libssh2-sys v0.2.8 [INFO] [stderr] Compiling libgit2-sys v0.7.5 [INFO] [stderr] Compiling syn v0.14.4 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling tempfile v3.0.3 [INFO] [stderr] Compiling url v1.7.1 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling flate2 v1.0.1 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Compiling failure v0.1.1 [INFO] [stderr] Compiling crypto-hash v0.3.1 [INFO] [stderr] Compiling globset v0.4.0 [INFO] [stderr] Compiling env_logger v0.5.10 [INFO] [stderr] Compiling ignore v0.4.2 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Compiling serde_json v1.0.24 [INFO] [stderr] Compiling toml v0.4.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling serde_ignored v0.0.4 [INFO] [stderr] Compiling curl v0.4.12 [INFO] [stderr] Compiling crates-io v0.16.0 [INFO] [stderr] Compiling git2 v0.7.2 [INFO] [stderr] Compiling git2-curl v0.8.1 [INFO] [stderr] Compiling cargo v0.28.0 [INFO] [stderr] Compiling cargo-rebuild-check v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(rust_2018_preview, use_extern_macros)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(rust_2018_preview, use_extern_macros)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0705. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cargo-rebuild-check`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "7fa87cda79fab4f17adbefdfd1d533371022672e63d7e57699920f2484b5b23f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fa87cda79fab4f17adbefdfd1d533371022672e63d7e57699920f2484b5b23f", kill_on_drop: false }` [INFO] [stdout] 7fa87cda79fab4f17adbefdfd1d533371022672e63d7e57699920f2484b5b23f