[INFO] updating cached repository https://github.com/lurppa/wacky
[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] 220a0112463a1dfe11bdae67fc4be1683c4623e3
[INFO] testing lurppa/wacky against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flurppa%2Fwacky" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lurppa/wacky 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/lurppa/wacky
[INFO] finished tweaking git repo https://github.com/lurppa/wacky
[INFO] tweaked toml for git repo https://github.com/lurppa/wacky written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/lurppa/wacky 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] f8cf45561e7c88c0b3e1625e9cf2d62ff5ca80bea48e055c7038523ff47543a9
[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" "f8cf45561e7c88c0b3e1625e9cf2d62ff5ca80bea48e055c7038523ff47543a9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling gif v0.10.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling png v0.15.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling image v0.22.1
[INFO] [stderr]    Compiling wacky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `dir_format`
[INFO] [stderr]  --> src/ffmpeg.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn dir_format(dir: &mut String) {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.74s
[INFO] running `"docker" "inspect" "f8cf45561e7c88c0b3e1625e9cf2d62ff5ca80bea48e055c7038523ff47543a9"`
[INFO] running `"docker" "rm" "-f" "f8cf45561e7c88c0b3e1625e9cf2d62ff5ca80bea48e055c7038523ff47543a9"`
[INFO] [stdout] f8cf45561e7c88c0b3e1625e9cf2d62ff5ca80bea48e055c7038523ff47543a9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] d1e61361a2edecb14eb48a8790b13fe1d31c7740254ca37d5877ec54fbb18c0c
[INFO] running `"docker" "start" "-a" "d1e61361a2edecb14eb48a8790b13fe1d31c7740254ca37d5877ec54fbb18c0c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wacky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `dir_format`
[INFO] [stderr]  --> src/ffmpeg.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn dir_format(dir: &mut String) {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "d1e61361a2edecb14eb48a8790b13fe1d31c7740254ca37d5877ec54fbb18c0c"`
[INFO] running `"docker" "rm" "-f" "d1e61361a2edecb14eb48a8790b13fe1d31c7740254ca37d5877ec54fbb18c0c"`
[INFO] [stdout] d1e61361a2edecb14eb48a8790b13fe1d31c7740254ca37d5877ec54fbb18c0c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e1b5082d95bbf3344b92006324185e6f51bb3ce7cd2514143c0aed9f4e1b8ab6
[INFO] running `"docker" "start" "-a" "e1b5082d95bbf3344b92006324185e6f51bb3ce7cd2514143c0aed9f4e1b8ab6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: function is never used: `dir_format`
[INFO] [stderr]  --> src/ffmpeg.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn dir_format(dir: &mut String) {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wacky-c0c49d6f1f321c43
[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" "e1b5082d95bbf3344b92006324185e6f51bb3ce7cd2514143c0aed9f4e1b8ab6"`
[INFO] running `"docker" "rm" "-f" "e1b5082d95bbf3344b92006324185e6f51bb3ce7cd2514143c0aed9f4e1b8ab6"`
[INFO] [stdout] e1b5082d95bbf3344b92006324185e6f51bb3ce7cd2514143c0aed9f4e1b8ab6