[INFO] updating cached repository https://github.com/ramn/allehanda-rs
[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] 2fcdf830c4a7970f47f7c3b3e32a1dd859e03d69
[INFO] testing ramn/allehanda-rs against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framn%2Fallehanda-rs" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ramn/allehanda-rs 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/ramn/allehanda-rs
[INFO] finished tweaking git repo https://github.com/ramn/allehanda-rs
[INFO] tweaked toml for git repo https://github.com/ramn/allehanda-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ramn/allehanda-rs 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 07eaf21b7b9d22d1dce71b8a94eca271013a37d41f32ca156e137b56fd11ae4f
[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" "07eaf21b7b9d22d1dce71b8a94eca271013a37d41f32ca156e137b56fd11ae4f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling allehanda v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/recurse.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Go(Box<Fn() -> Rec<T>>)
[INFO] [stderr]   |            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Rec<T>`
[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 0.30s
[INFO] running `"docker" "inspect" "07eaf21b7b9d22d1dce71b8a94eca271013a37d41f32ca156e137b56fd11ae4f"`
[INFO] running `"docker" "rm" "-f" "07eaf21b7b9d22d1dce71b8a94eca271013a37d41f32ca156e137b56fd11ae4f"`
[INFO] [stdout] 07eaf21b7b9d22d1dce71b8a94eca271013a37d41f32ca156e137b56fd11ae4f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] a5b7369101bfd6bcd39bd91e56ada0b84b28f617ba80f259d08c0458c0809c56
[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" "a5b7369101bfd6bcd39bd91e56ada0b84b28f617ba80f259d08c0458c0809c56"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling allehanda v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/recurse.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Go(Box<Fn() -> Rec<T>>)
[INFO] [stderr]   |            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Rec<T>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/recurse.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Go(Box<Fn() -> Rec<T>>)
[INFO] [stderr]   |            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Rec<T>`
[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 test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "a5b7369101bfd6bcd39bd91e56ada0b84b28f617ba80f259d08c0458c0809c56"`
[INFO] running `"docker" "rm" "-f" "a5b7369101bfd6bcd39bd91e56ada0b84b28f617ba80f259d08c0458c0809c56"`
[INFO] [stdout] a5b7369101bfd6bcd39bd91e56ada0b84b28f617ba80f259d08c0458c0809c56
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] e097327eaff004aa0d3f7e4df9fe5bbdef65f5c34cefe93400f21d55d3a3628e
[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" "e097327eaff004aa0d3f7e4df9fe5bbdef65f5c34cefe93400f21d55d3a3628e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/recurse.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Go(Box<Fn() -> Rec<T>>)
[INFO] [stderr]   |            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Rec<T>`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/recurse.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Go(Box<Fn() -> Rec<T>>)
[INFO] [stderr]   |            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> Rec<T>`
[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 test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/allehanda-bf3a49a18b4df1b2
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test collection::test ... ok
[INFO] [stdout] test graph::tests::test_adjacent ... ok
[INFO] [stdout] test graph::tests::test_degree ... ok
[INFO] [stdout] test graph::tests::test_edge_count ... ok
[INFO] [stdout] test graph::tests::test_vertex_count ... ok
[INFO] [stdout] test list::tests::test_cons ... ok
[INFO] [stdout] test matrix::tests::test_creating_matrix ... ok
[INFO] [stdout] test knapsack::tests::test_knapsack ... ok
[INFO] [stdout] test matrix::tests::test_get_row ... ok
[INFO] [stdout] test list::tests::test_collect ... ok
[INFO] [stdout] test matrix::tests::test_into_iterator ... ok
[INFO] [stdout] test matrix::tests::test_matrix_reverse_rows ... ok
[INFO] [stdout] test matrix::tests::test_transpose ... ok
[INFO] [stdout] test matrix::tests::test_rotate_cw ... ok
[INFO] [stdout] test matrix::tests::test_rotate_ccw ... ok
[INFO] [stdout] test permutation::tests::test_next_permutation ... ok
[INFO] [stdout] test matrix::tests::test_with_data_works_when_input_vec_len_matches_dimensions ... ok
[INFO] [stdout] test matrix::tests::test_set_row ... ok
[INFO] [stdout] test permutation::tests::test_last_permutation ... ok
[INFO] [stdout] test recurse::tests::test_factorial_with_rec ... ok
[INFO] [stdout] test recurse::tests::test_fib_with_rec ... ok
[INFO] [stdout] test permutation::tests::test_permute ... ok
[INFO] [stdout] test matrix::tests::test_with_data_panics_on_length_mismatch_in_input_vec ... ok
[INFO] [stdout] test recurse::tests::test_rec_stack ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests allehanda
[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" "e097327eaff004aa0d3f7e4df9fe5bbdef65f5c34cefe93400f21d55d3a3628e"`
[INFO] running `"docker" "rm" "-f" "e097327eaff004aa0d3f7e4df9fe5bbdef65f5c34cefe93400f21d55d3a3628e"`
[INFO] [stdout] e097327eaff004aa0d3f7e4df9fe5bbdef65f5c34cefe93400f21d55d3a3628e