[INFO] updating cached repository https://github.com/bahusvel/dssc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6ffe0353802ea6da6ff5835d7d41923852183359 [INFO] testing bahusvel/dssc against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbahusvel%2Fdssc" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bahusvel/dssc on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bahusvel/dssc [INFO] finished tweaking git repo https://github.com/bahusvel/dssc [INFO] tweaked toml for git repo https://github.com/bahusvel/dssc written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/bahusvel/dssc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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" "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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 58a03c04f00a554a94fc66d132f21ebf78994d928242ddb955797fa39064df37 [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" "58a03c04f00a554a94fc66d132f21ebf78994d928242ddb955797fa39064df37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58a03c04f00a554a94fc66d132f21ebf78994d928242ddb955797fa39064df37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58a03c04f00a554a94fc66d132f21ebf78994d928242ddb955797fa39064df37", kill_on_drop: false }` [INFO] [stdout] 58a03c04f00a554a94fc66d132f21ebf78994d928242ddb955797fa39064df37 [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" "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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1d51426d1f15fa05f92273bb9fac969114414ea3bb2827f4acf1f3e853a94fe [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" "d1d51426d1f15fa05f92273bb9fac969114414ea3bb2827f4acf1f3e853a94fe", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling zstd-sys v1.4.2+zstd.1.3.3 [INFO] [stderr] Compiling atty v0.2.6 [INFO] [stderr] Compiling clap v2.29.2 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling flate2 v1.0.1 [INFO] [stderr] Compiling zstd-safe v1.4.2+zstd.1.3.3 [INFO] [stderr] Compiling zstd v0.4.17+zstd.1.3.3 [INFO] [stderr] Compiling dssc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_step_by)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/chunked.rs:219:19 [INFO] [stdout] | [INFO] [stdout] 219 | (self as &fmt::Display).fmt(f) [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::fnv::FnvHashSet` [INFO] [stdout] --> src/chunkmap.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use self::fnv::FnvHashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Hash`, `Hasher` [INFO] [stdout] --> src/chunkmap.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use std::hash::{Hash, Hasher}; [INFO] [stdout] | ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/chunkmap.rs:50:19 [INFO] [stdout] | [INFO] [stdout] 50 | (self as &fmt::Display).fmt(f) [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/varint.rs:32:29 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn read_uvarint(r: &mut Read) -> Result { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/other.rs:10:33 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io::{Error, ErrorKind, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings 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 `dssc`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "d1d51426d1f15fa05f92273bb9fac969114414ea3bb2827f4acf1f3e853a94fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1d51426d1f15fa05f92273bb9fac969114414ea3bb2827f4acf1f3e853a94fe", kill_on_drop: false }` [INFO] [stdout] d1d51426d1f15fa05f92273bb9fac969114414ea3bb2827f4acf1f3e853a94fe