[INFO] updating cached repository https://github.com/beltegeuse/progressive-multijittered
[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] f9e8e1682faed186923567955670a59d130fb9fe
[INFO] testing beltegeuse/progressive-multijittered against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeltegeuse%2Fprogressive-multijittered" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/beltegeuse/progressive-multijittered on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/beltegeuse/progressive-multijittered
[INFO] finished tweaking git repo https://github.com/beltegeuse/progressive-multijittered
[INFO] tweaked toml for git repo https://github.com/beltegeuse/progressive-multijittered written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/beltegeuse/progressive-multijittered already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 544ef99595ef2c0183cf56585354ddcee00363626a4e17cacd136140d2926682
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "544ef99595ef2c0183cf56585354ddcee00363626a4e17cacd136140d2926682"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling gnuplot v0.0.31
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling seq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:273:13
[INFO] [stderr]     |
[INFO] [stderr] 273 |             (self.seq[self.index - 1])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |             (self.seq[self.index - 1])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:39
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let mut functions: Vec<(&str, Box<Generator>, Vec<(f64, f64)>)> = vec![
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn Generator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.35s
[INFO] running `"docker" "inspect" "544ef99595ef2c0183cf56585354ddcee00363626a4e17cacd136140d2926682"`
[INFO] running `"docker" "rm" "-f" "544ef99595ef2c0183cf56585354ddcee00363626a4e17cacd136140d2926682"`
[INFO] [stdout] 544ef99595ef2c0183cf56585354ddcee00363626a4e17cacd136140d2926682
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.44.0" "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] d01b9cac1d5f5460c9836c1f7d83c5c6d0794360885965196eb41b547b9ec4c7
[INFO] running `"docker" "start" "-a" "d01b9cac1d5f5460c9836c1f7d83c5c6d0794360885965196eb41b547b9ec4c7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling seq v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:273:13
[INFO] [stderr]     |
[INFO] [stderr] 273 |             (self.seq[self.index - 1])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |             (self.seq[self.index - 1])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:39
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let mut functions: Vec<(&str, Box<Generator>, Vec<(f64, f64)>)> = vec![
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn Generator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:273:13
[INFO] [stderr]     |
[INFO] [stderr] 273 |             (self.seq[self.index - 1])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |             (self.seq[self.index - 1])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "d01b9cac1d5f5460c9836c1f7d83c5c6d0794360885965196eb41b547b9ec4c7"`
[INFO] running `"docker" "rm" "-f" "d01b9cac1d5f5460c9836c1f7d83c5c6d0794360885965196eb41b547b9ec4c7"`
[INFO] [stdout] d01b9cac1d5f5460c9836c1f7d83c5c6d0794360885965196eb41b547b9ec4c7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.44.0" "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] f40163ac0490fe7827d0e6b6b5369575a1460c96180ea26d1b649eff1964721b
[INFO] running `"docker" "start" "-a" "f40163ac0490fe7827d0e6b6b5369575a1460c96180ea26d1b649eff1964721b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:273:13
[INFO] [stderr]     |
[INFO] [stderr] 273 |             (self.seq[self.index - 1])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |             (self.seq[self.index - 1])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:46:39
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let mut functions: Vec<(&str, Box<Generator>, Vec<(f64, f64)>)> = vec![
[INFO] [stderr]    |                                       ^^^^^^^^^ help: use `dyn`: `dyn Generator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:273:13
[INFO] [stderr]     |
[INFO] [stderr] 273 |             (self.seq[self.index - 1])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |             (self.seq[self.index - 1])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/seq-ad2c17e07b92c5bf
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/seq-13146ad27a5cf464
[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] [stderr]    Doc-tests seq
[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 `"docker" "inspect" "f40163ac0490fe7827d0e6b6b5369575a1460c96180ea26d1b649eff1964721b"`
[INFO] running `"docker" "rm" "-f" "f40163ac0490fe7827d0e6b6b5369575a1460c96180ea26d1b649eff1964721b"`
[INFO] [stdout] f40163ac0490fe7827d0e6b6b5369575a1460c96180ea26d1b649eff1964721b