[INFO] updating cached repository https://github.com/raphychek/Project-parallel-and-reactive-programming [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 26112c485e2c8b9709cce43958ece8c42a70374a [INFO] testing raphychek/Project-parallel-and-reactive-programming against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphychek%2FProject-parallel-and-reactive-programming" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/raphychek/Project-parallel-and-reactive-programming on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/raphychek/Project-parallel-and-reactive-programming [INFO] finished tweaking git repo https://github.com/raphychek/Project-parallel-and-reactive-programming [INFO] tweaked toml for git repo https://github.com/raphychek/Project-parallel-and-reactive-programming written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/raphychek/Project-parallel-and-reactive-programming already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 892044658e02c423ca55ae842ed8957bdbedec3d79e4c0f0b82bf2ca4dbcf397 [INFO] running `"docker" "start" "-a" "892044658e02c423ca55ae842ed8957bdbedec3d79e4c0f0b82bf2ca4dbcf397"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling crossbeam-epoch v0.6.0 [INFO] [stderr] Compiling crossbeam-deque v0.5.2 [INFO] [stderr] Compiling crossbeam-channel v0.2.6 [INFO] [stderr] Compiling crossbeam v0.4.1 [INFO] [stderr] Compiling rrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parallel/single_use.rs:230:37 [INFO] [stderr] | [INFO] [stderr] 230 | ... let mut tour = Arc::new(Compteur::new(0)); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parallel/multiple_uses.rs:353:37 [INFO] [stderr] | [INFO] [stderr] 353 | ... let mut tour = Arc::new(Compteur::new(0)); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.60s [INFO] running `"docker" "inspect" "892044658e02c423ca55ae842ed8957bdbedec3d79e4c0f0b82bf2ca4dbcf397"` [INFO] running `"docker" "rm" "-f" "892044658e02c423ca55ae842ed8957bdbedec3d79e4c0f0b82bf2ca4dbcf397"` [INFO] [stdout] 892044658e02c423ca55ae842ed8957bdbedec3d79e4c0f0b82bf2ca4dbcf397 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 325e6206933270df0918df8da7bf9c2c352e938d4ff77da590586c35905eb371 [INFO] running `"docker" "start" "-a" "325e6206933270df0918df8da7bf9c2c352e938d4ff77da590586c35905eb371"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parallel/single_use.rs:230:37 [INFO] [stderr] | [INFO] [stderr] 230 | ... let mut tour = Arc::new(Compteur::new(0)); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parallel/multiple_uses.rs:353:37 [INFO] [stderr] | [INFO] [stderr] 353 | ... let mut tour = Arc::new(Compteur::new(0)); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parallel/single_use.rs:230:37 [INFO] [stderr] | [INFO] [stderr] 230 | ... let mut tour = Arc::new(Compteur::new(0)); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parallel/multiple_uses.rs:353:37 [INFO] [stderr] | [INFO] [stderr] 353 | ... let mut tour = Arc::new(Compteur::new(0)); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.72s [INFO] running `"docker" "inspect" "325e6206933270df0918df8da7bf9c2c352e938d4ff77da590586c35905eb371"` [INFO] running `"docker" "rm" "-f" "325e6206933270df0918df8da7bf9c2c352e938d4ff77da590586c35905eb371"` [INFO] [stdout] 325e6206933270df0918df8da7bf9c2c352e938d4ff77da590586c35905eb371 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d5de3ebdcc59c2eacd43c6f379198367844fe2542c9ad1c1e608704ebdac7faf [INFO] running `"docker" "start" "-a" "d5de3ebdcc59c2eacd43c6f379198367844fe2542c9ad1c1e608704ebdac7faf"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parallel/single_use.rs:230:37 [INFO] [stderr] | [INFO] [stderr] 230 | ... let mut tour = Arc::new(Compteur::new(0)); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parallel/multiple_uses.rs:353:37 [INFO] [stderr] | [INFO] [stderr] 353 | ... let mut tour = Arc::new(Compteur::new(0)); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parallel/single_use.rs:230:37 [INFO] [stderr] | [INFO] [stderr] 230 | ... let mut tour = Arc::new(Compteur::new(0)); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parallel/multiple_uses.rs:353:37 [INFO] [stderr] | [INFO] [stderr] 353 | ... let mut tour = Arc::new(Compteur::new(0)); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rrs-9320bb648207daa7 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::demi_additionneur ... ok [INFO] [stdout] test tests::smu_static ... ok [INFO] [stdout] test tests::smu_dynamic ... ok [INFO] [stdout] test tests::ssu ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests rrs [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/api/builder.rs - api::builder::NodeSpec (line 27) ... ignored [INFO] [stdout] test src/common/task.rs - common::task::StrictTask (line 12) ... ignored [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "d5de3ebdcc59c2eacd43c6f379198367844fe2542c9ad1c1e608704ebdac7faf"` [INFO] running `"docker" "rm" "-f" "d5de3ebdcc59c2eacd43c6f379198367844fe2542c9ad1c1e608704ebdac7faf"` [INFO] [stdout] d5de3ebdcc59c2eacd43c6f379198367844fe2542c9ad1c1e608704ebdac7faf