[INFO] cloning repository https://github.com/sake/rs-pixeldoom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sake/rs-pixeldoom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsake%2Frs-pixeldoom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsake%2Frs-pixeldoom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d2bc5bfc9b0b6b320f12ca08ee26b7abc3f2478
[INFO] testing sake/rs-pixeldoom against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsake%2Frs-pixeldoom" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sake/rs-pixeldoom on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sake/rs-pixeldoom
[INFO] finished tweaking git repo https://github.com/sake/rs-pixeldoom
[INFO] tweaked toml for git repo https://github.com/sake/rs-pixeldoom written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/sake/rs-pixeldoom already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inflate v0.4.4
[INFO] [stderr]   Downloaded syn v0.15.23
[INFO] [stderr]   Downloaded libc v0.2.45
[INFO] [stderr]   Downloaded proc-macro2 v0.4.24
[INFO] [stderr]   Downloaded image v0.20.1
[INFO] [stderr]   Downloaded quote v0.6.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8a9e023adf4f431371e81c07cfe2b15ee4ad5bae6588af3a3bd90fb263e7823a
[INFO] running `Command { std: "docker" "start" "-a" "8a9e023adf4f431371e81c07cfe2b15ee4ad5bae6588af3a3bd90fb263e7823a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a9e023adf4f431371e81c07cfe2b15ee4ad5bae6588af3a3bd90fb263e7823a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a9e023adf4f431371e81c07cfe2b15ee4ad5bae6588af3a3bd90fb263e7823a", kill_on_drop: false }`
[INFO] [stdout] 8a9e023adf4f431371e81c07cfe2b15ee4ad5bae6588af3a3bd90fb263e7823a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a0056d5aeae37bb01d7121e33262b2c86bb5d635157e6a4807e5bc4bf4e7f63
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8a0056d5aeae37bb01d7121e33262b2c86bb5d635157e6a4807e5bc4bf4e7f63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling inflate v0.4.4
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling rs-pixeldoom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 39 | /             loop {
[INFO] [stdout] 40 | |                 match self.stream
[INFO] [stdout] 41 | |                     .get(0)
[INFO] [stdout] 42 | |                     .expect("Uninitialized connection used.")
[INFO] [stdout] ...  |
[INFO] [stdout] 61 | |                     }
[INFO] [stdout] 62 | |             }
[INFO] [stdout]    | |_____________- any code following this expression is unreachable
[INFO] [stdout] 63 |               // increment pkt count
[INFO] [stdout] 64 |               self.numpkts += 1;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.34s
[INFO] running `Command { std: "docker" "inspect" "8a0056d5aeae37bb01d7121e33262b2c86bb5d635157e6a4807e5bc4bf4e7f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0056d5aeae37bb01d7121e33262b2c86bb5d635157e6a4807e5bc4bf4e7f63", kill_on_drop: false }`
[INFO] [stdout] 8a0056d5aeae37bb01d7121e33262b2c86bb5d635157e6a4807e5bc4bf4e7f63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fdbf40753ee5fed9effc78273f0f816f4d53a9cf4f3660cffd5c67effbcf7084
[INFO] running `Command { std: "docker" "start" "-a" "fdbf40753ee5fed9effc78273f0f816f4d53a9cf4f3660cffd5c67effbcf7084", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-pixeldoom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 39 | /             loop {
[INFO] [stdout] 40 | |                 match self.stream
[INFO] [stdout] 41 | |                     .get(0)
[INFO] [stdout] 42 | |                     .expect("Uninitialized connection used.")
[INFO] [stdout] ...  |
[INFO] [stdout] 61 | |                     }
[INFO] [stdout] 62 | |             }
[INFO] [stdout]    | |_____________- any code following this expression is unreachable
[INFO] [stdout] 63 |               // increment pkt count
[INFO] [stdout] 64 |               self.numpkts += 1;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "fdbf40753ee5fed9effc78273f0f816f4d53a9cf4f3660cffd5c67effbcf7084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdbf40753ee5fed9effc78273f0f816f4d53a9cf4f3660cffd5c67effbcf7084", kill_on_drop: false }`
[INFO] [stdout] fdbf40753ee5fed9effc78273f0f816f4d53a9cf4f3660cffd5c67effbcf7084
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 610d964ffd7ef23eaf8be2ebae746f63348137744e928fb1d08f275acba9408d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "610d964ffd7ef23eaf8be2ebae746f63348137744e928fb1d08f275acba9408d", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/main.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 39 | /             loop {
[INFO] [stderr] 40 | |                 match self.stream
[INFO] [stderr] 41 | |                     .get(0)
[INFO] [stderr] 42 | |                     .expect("Uninitialized connection used.")
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |                     }
[INFO] [stderr] 62 | |             }
[INFO] [stderr]    | |_____________- any code following this expression is unreachable
[INFO] [stderr] 63 |               // increment pkt count
[INFO] [stderr] 64 |               self.numpkts += 1;
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rs_pixeldoom-e749f98e3b8d9e10
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "610d964ffd7ef23eaf8be2ebae746f63348137744e928fb1d08f275acba9408d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "610d964ffd7ef23eaf8be2ebae746f63348137744e928fb1d08f275acba9408d", kill_on_drop: false }`
[INFO] [stdout] 610d964ffd7ef23eaf8be2ebae746f63348137744e928fb1d08f275acba9408d