[INFO] updating cached repository https://github.com/disordinary/crdt [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] 28f080e40327a1a37b114bc817f1b4de70c4bdc4 [INFO] testing disordinary/crdt against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdisordinary%2Fcrdt" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/disordinary/crdt 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/disordinary/crdt [INFO] finished tweaking git repo https://github.com/disordinary/crdt [INFO] tweaked toml for git repo https://github.com/disordinary/crdt written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/disordinary/crdt 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 05acbcd0f5fd53dce6a1e8adaeec94b5e2a4f8e9299555792e5a8d448a6f9385 [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" "05acbcd0f5fd53dce6a1e8adaeec94b5e2a4f8e9299555792e5a8d448a6f9385", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05acbcd0f5fd53dce6a1e8adaeec94b5e2a4f8e9299555792e5a8d448a6f9385", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05acbcd0f5fd53dce6a1e8adaeec94b5e2a4f8e9299555792e5a8d448a6f9385", kill_on_drop: false }` [INFO] [stdout] 05acbcd0f5fd53dce6a1e8adaeec94b5e2a4f8e9299555792e5a8d448a6f9385 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] d262ef510858158663f9c9be34b0d3d9eb08aa221fa52b7bab60c348593ef4de [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" "d262ef510858158663f9c9be34b0d3d9eb08aa221fa52b7bab60c348593ef4de", kill_on_drop: false }` [INFO] [stderr] Compiling labs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(unsafe_destructor)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(libc)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `c_void`, `free`, `size_t` [INFO] [stdout] --> src/crdt/mod.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use libc::{c_void, size_t, malloc, free}; [INFO] [stdout] | ^^^^^^ ^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Slice` [INFO] [stdout] --> src/text.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | use crdt::{List, Slice}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stdout] --> src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate libc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stdout] --> src/crdt/mod.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate libc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stdout] --> src/crdt/mod.rs:2:20 [INFO] [stdout] | [INFO] [stdout] 2 | use libc::{c_void, size_t, malloc, free}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stdout] --> src/crdt/mod.rs:2:28 [INFO] [stdout] | [INFO] [stdout] 2 | use libc::{c_void, size_t, malloc, free}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stdout] --> src/crdt/mod.rs:2:36 [INFO] [stdout] | [INFO] [stdout] 2 | use libc::{c_void, size_t, malloc, free}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stdout] --> src/crdt/mod.rs:29:28 [INFO] [stdout] | [INFO] [stdout] 29 | let mut head = malloc(mem::size_of::>()) as *mut Node; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stdout] --> src/crdt/mod.rs:38:24 [INFO] [stdout] | [INFO] [stdout] 38 | let node = malloc(mem::size_of::>()) as *mut Node; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `labs`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "d262ef510858158663f9c9be34b0d3d9eb08aa221fa52b7bab60c348593ef4de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d262ef510858158663f9c9be34b0d3d9eb08aa221fa52b7bab60c348593ef4de", kill_on_drop: false }` [INFO] [stdout] d262ef510858158663f9c9be34b0d3d9eb08aa221fa52b7bab60c348593ef4de