[INFO] fetching crate f 0.2.0... [INFO] testing f-0.2.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate f 0.2.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate f 0.2.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate f 0.2.0 [INFO] finished tweaking crates.io crate f 0.2.0 [INFO] tweaked toml for crates.io crate f 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6db1dff03950c444a4fc0f1dca2c3ef5c6bd02a3da399ec569343a08d092fed8 [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" "6db1dff03950c444a4fc0f1dca2c3ef5c6bd02a3da399ec569343a08d092fed8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6db1dff03950c444a4fc0f1dca2c3ef5c6bd02a3da399ec569343a08d092fed8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6db1dff03950c444a4fc0f1dca2c3ef5c6bd02a3da399ec569343a08d092fed8", kill_on_drop: false }` [INFO] [stdout] 6db1dff03950c444a4fc0f1dca2c3ef5c6bd02a3da399ec569343a08d092fed8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b71bbed79bec58e0b96576fc5593f4752cc2d8ebfb743358e9e51ab0ce5b7ea0 [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" "b71bbed79bec58e0b96576fc5593f4752cc2d8ebfb743358e9e51ab0ce5b7ea0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling f 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 3.93s [INFO] running `Command { std: "docker" "inspect" "b71bbed79bec58e0b96576fc5593f4752cc2d8ebfb743358e9e51ab0ce5b7ea0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b71bbed79bec58e0b96576fc5593f4752cc2d8ebfb743358e9e51ab0ce5b7ea0", kill_on_drop: false }` [INFO] [stdout] b71bbed79bec58e0b96576fc5593f4752cc2d8ebfb743358e9e51ab0ce5b7ea0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9bbc4d46ed6bccfbda7a463581d23ae123f034adcd4d1095a55796652bfdd237 [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" "9bbc4d46ed6bccfbda7a463581d23ae123f034adcd4d1095a55796652bfdd237", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling atty v0.2.14 [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 humantime v1.3.0 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling quickcheck v0.6.2 [INFO] [stderr] Compiling f 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 18.75s [INFO] running `Command { std: "docker" "inspect" "9bbc4d46ed6bccfbda7a463581d23ae123f034adcd4d1095a55796652bfdd237", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bbc4d46ed6bccfbda7a463581d23ae123f034adcd4d1095a55796652bfdd237", kill_on_drop: false }` [INFO] [stdout] 9bbc4d46ed6bccfbda7a463581d23ae123f034adcd4d1095a55796652bfdd237 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 058e8afc2e8bbaa9e0151d972dadd145c78aae19b673000439ab02d275f4eae0 [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" "058e8afc2e8bbaa9e0151d972dadd145c78aae19b673000439ab02d275f4eae0", 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 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/f-865c6dacd55b5123 [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] [stderr] Doc-tests f [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" "058e8afc2e8bbaa9e0151d972dadd145c78aae19b673000439ab02d275f4eae0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "058e8afc2e8bbaa9e0151d972dadd145c78aae19b673000439ab02d275f4eae0", kill_on_drop: false }` [INFO] [stdout] 058e8afc2e8bbaa9e0151d972dadd145c78aae19b673000439ab02d275f4eae0