[INFO] updating cached repository https://github.com/jamesetaylor3/pocket
[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] 39a03472bce54f65ac41c4a677612dc643191cbf
[INFO] testing jamesetaylor3/pocket against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesetaylor3%2Fpocket" "/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/jamesetaylor3/pocket 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/jamesetaylor3/pocket
[INFO] finished tweaking git repo https://github.com/jamesetaylor3/pocket
[INFO] tweaked toml for git repo https://github.com/jamesetaylor3/pocket written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jamesetaylor3/pocket 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-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" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] d05ebc24c1c51e28c08824efca3c762b352ea7513df2d64ac4957bbe1690ce08
[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" "d05ebc24c1c51e28c08824efca3c762b352ea7513df2d64ac4957bbe1690ce08"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pocket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `scrambles`
[INFO] [stderr]   --> src/app.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn solve_scrambles(scrambles: u16, count: u16) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scrambles`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]   --> src/app.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn solve_scrambles(scrambles: u16, count: u16) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_valid_cube`
[INFO] [stderr]    --> src/cube/object.rs:129:2
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn is_valid_cube(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `"docker" "inspect" "d05ebc24c1c51e28c08824efca3c762b352ea7513df2d64ac4957bbe1690ce08"`
[INFO] running `"docker" "rm" "-f" "d05ebc24c1c51e28c08824efca3c762b352ea7513df2d64ac4957bbe1690ce08"`
[INFO] [stdout] d05ebc24c1c51e28c08824efca3c762b352ea7513df2d64ac4957bbe1690ce08
[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" "+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] 40c02c2d4f3f0856d306735a78f6ce230a8fc0159e9464f4670a966f1c426c97
[INFO] running `"docker" "start" "-a" "40c02c2d4f3f0856d306735a78f6ce230a8fc0159e9464f4670a966f1c426c97"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pocket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `scrambles`
[INFO] [stderr]   --> src/app.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn solve_scrambles(scrambles: u16, count: u16) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scrambles`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]   --> src/app.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn solve_scrambles(scrambles: u16, count: u16) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_valid_cube`
[INFO] [stderr]    --> src/cube/object.rs:129:2
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn is_valid_cube(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scrambles`
[INFO] [stderr]   --> src/app.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn solve_scrambles(scrambles: u16, count: u16) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scrambles`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]   --> src/app.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn solve_scrambles(scrambles: u16, count: u16) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_valid_cube`
[INFO] [stderr]    --> src/cube/object.rs:129:2
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn is_valid_cube(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `"docker" "inspect" "40c02c2d4f3f0856d306735a78f6ce230a8fc0159e9464f4670a966f1c426c97"`
[INFO] running `"docker" "rm" "-f" "40c02c2d4f3f0856d306735a78f6ce230a8fc0159e9464f4670a966f1c426c97"`
[INFO] [stdout] 40c02c2d4f3f0856d306735a78f6ce230a8fc0159e9464f4670a966f1c426c97
[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" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] cfa6ee82df1573a89b7a4cc8f5064e159ff5df3d8420e9462bb6a80b9518f285
[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" "cfa6ee82df1573a89b7a4cc8f5064e159ff5df3d8420e9462bb6a80b9518f285"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `scrambles`
[INFO] [stderr]   --> src/app.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn solve_scrambles(scrambles: u16, count: u16) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scrambles`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]   --> src/app.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn solve_scrambles(scrambles: u16, count: u16) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_valid_cube`
[INFO] [stderr]    --> src/cube/object.rs:129:2
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn is_valid_cube(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scrambles`
[INFO] [stderr]   --> src/app.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn solve_scrambles(scrambles: u16, count: u16) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scrambles`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]   --> src/app.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn solve_scrambles(scrambles: u16, count: u16) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_valid_cube`
[INFO] [stderr]    --> src/cube/object.rs:129:2
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn is_valid_cube(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pocket-ef267fdbe72f1cd9
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test cube::object::tests::execute_moves_2 ... ok
[INFO] [stdout] test cube::object::tests::execute_moves_1 ... ok
[INFO] [stdout] test cube::object::tests::is_solved_true ... ok
[INFO] [stdout] test cube::object::tests::is_solved_false ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pocket-c568dce6b118c36e
[INFO] [stderr]    Doc-tests pocket
[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] [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" "cfa6ee82df1573a89b7a4cc8f5064e159ff5df3d8420e9462bb6a80b9518f285"`
[INFO] running `"docker" "rm" "-f" "cfa6ee82df1573a89b7a4cc8f5064e159ff5df3d8420e9462bb6a80b9518f285"`
[INFO] [stdout] cfa6ee82df1573a89b7a4cc8f5064e159ff5df3d8420e9462bb6a80b9518f285