[INFO] fetching crate processortrace 0.0.3... [INFO] checking processortrace-0.0.3 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789 [INFO] extracting crate processortrace 0.0.3 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate processortrace 0.0.3 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate processortrace 0.0.3 [INFO] finished tweaking crates.io crate processortrace 0.0.3 [INFO] tweaked toml for crates.io crate processortrace 0.0.3 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a9a48a797ee2fffe61f28253fead3164fca0b8979b922d35630f474a0f094540 [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" "a9a48a797ee2fffe61f28253fead3164fca0b8979b922d35630f474a0f094540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a9a48a797ee2fffe61f28253fead3164fca0b8979b922d35630f474a0f094540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9a48a797ee2fffe61f28253fead3164fca0b8979b922d35630f474a0f094540", kill_on_drop: false }` [INFO] [stdout] a9a48a797ee2fffe61f28253fead3164fca0b8979b922d35630f474a0f094540 [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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--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] 11397b0f9bd41a74a9048471cd43b9e5ef86d36d2b39414ab4469de551e8c9f3 [INFO] running `Command { std: "docker" "start" "-a" "11397b0f9bd41a74a9048471cd43b9e5ef86d36d2b39414ab4469de551e8c9f3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling x86 v0.32.0 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Checking libc v0.1.12 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking rlibc v1.0.0 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Compiling raw-cpuid v7.0.4 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking mmap v0.1.1 [INFO] [stderr] Checking driverkit v0.3.0 [INFO] [stderr] Checking processortrace v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] error[E0658]: use of unstable library feature 'assert_matches' [INFO] [stdout] --> src/lib.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | assert_matches!(self.state(), DriverState::Attached(_)); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #82775 for more information [INFO] [stdout] = help: add `#![feature(assert_matches)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'assert_matches' [INFO] [stdout] --> src/lib.rs:217:9 [INFO] [stdout] | [INFO] [stdout] 217 | assert_matches!(self.state(), DriverState::Attached(_)); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #82775 for more information [INFO] [stdout] = help: add `#![feature(assert_matches)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'assert_matches' [INFO] [stdout] --> src/lib.rs:461:9 [INFO] [stdout] | [INFO] [stdout] 461 | assert_matches!(self.state(), DriverState::Attached(_)); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #82775 for more information [INFO] [stdout] = help: add `#![feature(assert_matches)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'assert_matches' [INFO] [stdout] --> src/lib.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | assert_matches!(self.state(), DriverState::Attached(_)); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #82775 for more information [INFO] [stdout] = help: add `#![feature(assert_matches)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'assert_matches' [INFO] [stdout] --> src/lib.rs:217:9 [INFO] [stdout] | [INFO] [stdout] 217 | assert_matches!(self.state(), DriverState::Attached(_)); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #82775 for more information [INFO] [stdout] = help: add `#![feature(assert_matches)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'assert_matches' [INFO] [stdout] --> src/lib.rs:461:9 [INFO] [stdout] | [INFO] [stdout] 461 | assert_matches!(self.state(), DriverState::Attached(_)); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #82775 for more information [INFO] [stdout] = help: add `#![feature(assert_matches)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | #[macro_use(assert_matches)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | #[macro_use(assert_matches)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `processortrace` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "11397b0f9bd41a74a9048471cd43b9e5ef86d36d2b39414ab4469de551e8c9f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11397b0f9bd41a74a9048471cd43b9e5ef86d36d2b39414ab4469de551e8c9f3", kill_on_drop: false }` [INFO] [stdout] 11397b0f9bd41a74a9048471cd43b9e5ef86d36d2b39414ab4469de551e8c9f3