[INFO] cloning repository https://github.com/akritrime/tracer_test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akritrime/tracer_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakritrime%2Ftracer_test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakritrime%2Ftracer_test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2f8da76971af6d6c7e3ed4083fb506b39ee25c32 [INFO] testing akritrime/tracer_test against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakritrime%2Ftracer_test" "/workspace/builds/worker-19/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akritrime/tracer_test on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akritrime/tracer_test [INFO] finished tweaking git repo https://github.com/akritrime/tracer_test [INFO] tweaked toml for git repo https://github.com/akritrime/tracer_test written to /workspace/builds/worker-19/source/Cargo.toml [INFO] crate git repo https://github.com/akritrime/tracer_test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lazy_static v1.2.0 [INFO] [stderr] Downloaded rand v0.6.4 [INFO] [stderr] Downloaded libc v0.2.48 [INFO] [stderr] Downloaded rand_os v0.1.1 [INFO] [stderr] Downloaded rand_pcg v0.1.1 [INFO] [stderr] Downloaded rand_core v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 269c5c800c5b22bdf6f530258e286dc34cb7a3302d65ad9de5981ec10686810d [INFO] running `Command { std: "docker" "start" "-a" "269c5c800c5b22bdf6f530258e286dc34cb7a3302d65ad9de5981ec10686810d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "269c5c800c5b22bdf6f530258e286dc34cb7a3302d65ad9de5981ec10686810d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "269c5c800c5b22bdf6f530258e286dc34cb7a3302d65ad9de5981ec10686810d", kill_on_drop: false }` [INFO] [stdout] 269c5c800c5b22bdf6f530258e286dc34cb7a3302d65ad9de5981ec10686810d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 757e08fd590f2fb949678fc5280894cd070f207457a4e5f12241c2b1aa0f248d [INFO] running `Command { std: "docker" "start" "-a" "757e08fd590f2fb949678fc5280894cd070f207457a4e5f12241c2b1aa0f248d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_os v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling tracer v0.1.0 (/opt/rustwide/workdir) [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(range_contains)] [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(type_alias_enum_variants)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `type_alias_enum_variants` has been stable since 1.37.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/dispatch_queue.rs:8:34 [INFO] [stdout] | [INFO] [stdout] 8 | type Queue = VecDeque>>; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 8 - type Queue = VecDeque>>; [INFO] [stdout] 8 + type Queue = VecDeque>>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tracer` due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "757e08fd590f2fb949678fc5280894cd070f207457a4e5f12241c2b1aa0f248d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "757e08fd590f2fb949678fc5280894cd070f207457a4e5f12241c2b1aa0f248d", kill_on_drop: false }` [INFO] [stdout] 757e08fd590f2fb949678fc5280894cd070f207457a4e5f12241c2b1aa0f248d