[INFO] fetching crate s 0.2.0... [INFO] testing s-0.2.0 against 1.49.0 for beta-1.50-1 [INFO] extracting crate s 0.2.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate s 0.2.0 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate s 0.2.0 [INFO] finished tweaking crates.io crate s 0.2.0 [INFO] tweaked toml for crates.io crate s 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c85126ae444673493a833ae46331c5b703ddc3b21b7c43747ebf609855e3d696 [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" "c85126ae444673493a833ae46331c5b703ddc3b21b7c43747ebf609855e3d696", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c85126ae444673493a833ae46331c5b703ddc3b21b7c43747ebf609855e3d696", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c85126ae444673493a833ae46331c5b703ddc3b21b7c43747ebf609855e3d696", kill_on_drop: false }` [INFO] [stdout] c85126ae444673493a833ae46331c5b703ddc3b21b7c43747ebf609855e3d696 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d0689a0904ddd8bc430107e288cee32d520eb15f545fe14626845acbafcf0a2 [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" "7d0689a0904ddd8bc430107e288cee32d520eb15f545fe14626845acbafcf0a2", kill_on_drop: false }` [INFO] [stderr] Compiling s v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "7d0689a0904ddd8bc430107e288cee32d520eb15f545fe14626845acbafcf0a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d0689a0904ddd8bc430107e288cee32d520eb15f545fe14626845acbafcf0a2", kill_on_drop: false }` [INFO] [stdout] 7d0689a0904ddd8bc430107e288cee32d520eb15f545fe14626845acbafcf0a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71f54ecee721c7a8105da95b4803b80cd1b8ecb4428c823e358a10b1bc6130e8 [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" "71f54ecee721c7a8105da95b4803b80cd1b8ecb4428c823e358a10b1bc6130e8", kill_on_drop: false }` [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quickcheck v0.6.2 [INFO] [stderr] Compiling s v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ThreadId`, `current` [INFO] [stdout] --> src/thread/mod.rs:2:31 [INFO] [stdout] | [INFO] [stdout] 2 | use std::thread::{JoinHandle, ThreadId, current}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `LockResult as StdLockResult`, `TryLockResult as StdTryLockResult` [INFO] [stdout] --> src/sync/mod.rs:2:17 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::{LockResult as StdLockResult, Mutex as StdMutex, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 6 | TryLockResult as StdTryLockResult}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::AtomicUsize as RAtomicUsize` [INFO] [stdout] --> src/sync/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::sync::atomic::AtomicUsize as RAtomicUsize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Rng`, `XorShiftRng` [INFO] [stdout] --> src/sched.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | use ayn_rand_is_garbage::{Rng, XorShiftRng}; [INFO] [stdout] | ^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dur` [INFO] [stdout] --> src/sched.rs:55:32 [INFO] [stdout] | [INFO] [stdout] 55 | pub(crate) fn sleep(&self, dur: Duration) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dur` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/sched.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | fn new() -> Process { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `tid_to_group` [INFO] [stdout] --> src/sched.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | tid_to_group: Mutex>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `run` [INFO] [stdout] --> src/sched.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run(&self, f: F) -> T [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `tid` [INFO] [stdout] --> src/sched.rs:92:4 [INFO] [stdout] | [INFO] [stdout] 92 | fn tid() -> ThreadId { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.57s [INFO] running `Command { std: "docker" "inspect" "71f54ecee721c7a8105da95b4803b80cd1b8ecb4428c823e358a10b1bc6130e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71f54ecee721c7a8105da95b4803b80cd1b8ecb4428c823e358a10b1bc6130e8", kill_on_drop: false }` [INFO] [stdout] 71f54ecee721c7a8105da95b4803b80cd1b8ecb4428c823e358a10b1bc6130e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 68173c664b22808d10313e2596af259be6ec24f2ada8c26d34db5e60c59ad7a6 [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" "68173c664b22808d10313e2596af259be6ec24f2ada8c26d34db5e60c59ad7a6", kill_on_drop: false }` [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ThreadId`, `current` [INFO] [stderr] --> src/thread/mod.rs:2:31 [INFO] [stderr] | [INFO] [stderr] 2 | use std::thread::{JoinHandle, ThreadId, current}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `LockResult as StdLockResult`, `TryLockResult as StdTryLockResult` [INFO] [stderr] --> src/sync/mod.rs:2:17 [INFO] [stderr] | [INFO] [stderr] 2 | use std::sync::{LockResult as StdLockResult, Mutex as StdMutex, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 6 | TryLockResult as StdTryLockResult}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::atomic::AtomicUsize as RAtomicUsize` [INFO] [stderr] --> src/sync/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::sync::atomic::AtomicUsize as RAtomicUsize; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Rng`, `XorShiftRng` [INFO] [stderr] --> src/sched.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | use ayn_rand_is_garbage::{Rng, XorShiftRng}; [INFO] [stderr] | ^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dur` [INFO] [stderr] --> src/sched.rs:55:32 [INFO] [stderr] | [INFO] [stderr] 55 | pub(crate) fn sleep(&self, dur: Duration) {} [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_dur` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/sched.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | fn new() -> Process { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `tid_to_group` [INFO] [stderr] --> src/sched.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | tid_to_group: Mutex>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `run` [INFO] [stderr] --> src/sched.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn run(&self, f: F) -> T [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `tid` [INFO] [stderr] --> src/sched.rs:92:4 [INFO] [stderr] | [INFO] [stderr] 92 | fn tid() -> ThreadId { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/s-37e4b96758557257 [INFO] [stdout] [INFO] [stderr] Doc-tests s [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "68173c664b22808d10313e2596af259be6ec24f2ada8c26d34db5e60c59ad7a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68173c664b22808d10313e2596af259be6ec24f2ada8c26d34db5e60c59ad7a6", kill_on_drop: false }` [INFO] [stdout] 68173c664b22808d10313e2596af259be6ec24f2ada8c26d34db5e60c59ad7a6