[INFO] updating cached repository https://github.com/ovnz/ranfn
[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] 6b986ebfc8a974a21eaa2f9145a066833fcf6246
[INFO] testing ovnz/ranfn against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovnz%2Franfn" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ovnz/ranfn 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/ovnz/ranfn
[INFO] finished tweaking git repo https://github.com/ovnz/ranfn
[INFO] tweaked toml for git repo https://github.com/ovnz/ranfn written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/ovnz/ranfn 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9176e45a30765ea2c2e9ea72410500c0f9d78c8023776d527e18f609fa57d01d
[INFO] running `"docker" "start" "-a" "9176e45a30765ea2c2e9ea72410500c0f9d78c8023776d527e18f609fa57d01d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling paste-impl v0.1.12
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling image v0.23.4
[INFO] [stderr]    Compiling paste v0.1.12
[INFO] [stderr]    Compiling simba v0.1.2
[INFO] [stderr]    Compiling nalgebra v0.21.0
[INFO] [stderr]    Compiling ranfn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |       return ();
[INFO] [stderr]    |       --------- any code following this expression is unreachable
[INFO] [stderr] 16 | 
[INFO] [stderr] 17 | /     let log = (0..1000)
[INFO] [stderr] 18 | |         .into_par_iter()
[INFO] [stderr] 19 | |         .map(|n| {
[INFO] [stderr] 20 | |             let func = func::ComplexBitFn::new();
[INFO] [stderr] ...  |
[INFO] [stderr] 28 | |         })
[INFO] [stderr] 29 | |         .collect::<Vec<String>>();
[INFO] [stderr]    | |__________________________________^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     img.save("test.png");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `"docker" "inspect" "9176e45a30765ea2c2e9ea72410500c0f9d78c8023776d527e18f609fa57d01d"`
[INFO] running `"docker" "rm" "-f" "9176e45a30765ea2c2e9ea72410500c0f9d78c8023776d527e18f609fa57d01d"`
[INFO] [stdout] 9176e45a30765ea2c2e9ea72410500c0f9d78c8023776d527e18f609fa57d01d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 9b7b2d70d459dea2b36d37afdfe483ec7ecfb2387d8ebeb2ada8b9fb5a1f9718
[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" "9b7b2d70d459dea2b36d37afdfe483ec7ecfb2387d8ebeb2ada8b9fb5a1f9718"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ranfn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |       return ();
[INFO] [stderr]    |       --------- any code following this expression is unreachable
[INFO] [stderr] 16 | 
[INFO] [stderr] 17 | /     let log = (0..1000)
[INFO] [stderr] 18 | |         .into_par_iter()
[INFO] [stderr] 19 | |         .map(|n| {
[INFO] [stderr] 20 | |             let func = func::ComplexBitFn::new();
[INFO] [stderr] ...  |
[INFO] [stderr] 28 | |         })
[INFO] [stderr] 29 | |         .collect::<Vec<String>>();
[INFO] [stderr]    | |__________________________________^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     img.save("test.png");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "9b7b2d70d459dea2b36d37afdfe483ec7ecfb2387d8ebeb2ada8b9fb5a1f9718"`
[INFO] running `"docker" "rm" "-f" "9b7b2d70d459dea2b36d37afdfe483ec7ecfb2387d8ebeb2ada8b9fb5a1f9718"`
[INFO] [stdout] 9b7b2d70d459dea2b36d37afdfe483ec7ecfb2387d8ebeb2ada8b9fb5a1f9718
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 5aceb5b185ac1c357ca5b7ff4ccfb612dd4dc2f042d40bc108cf8cbc898b73a6
[INFO] running `"docker" "start" "-a" "5aceb5b185ac1c357ca5b7ff4ccfb612dd4dc2f042d40bc108cf8cbc898b73a6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |       return ();
[INFO] [stderr]    |       --------- any code following this expression is unreachable
[INFO] [stderr] 16 | 
[INFO] [stderr] 17 | /     let log = (0..1000)
[INFO] [stderr] 18 | |         .into_par_iter()
[INFO] [stderr] 19 | |         .map(|n| {
[INFO] [stderr] 20 | |             let func = func::ComplexBitFn::new();
[INFO] [stderr] ...  |
[INFO] [stderr] 28 | |         })
[INFO] [stderr] 29 | |         .collect::<Vec<String>>();
[INFO] [stderr]    | |__________________________________^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     img.save("test.png");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.49s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ranfn-1079535aa9569f9e
[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" "5aceb5b185ac1c357ca5b7ff4ccfb612dd4dc2f042d40bc108cf8cbc898b73a6"`
[INFO] running `"docker" "rm" "-f" "5aceb5b185ac1c357ca5b7ff4ccfb612dd4dc2f042d40bc108cf8cbc898b73a6"`
[INFO] [stdout] 5aceb5b185ac1c357ca5b7ff4ccfb612dd4dc2f042d40bc108cf8cbc898b73a6