[INFO] cloning repository https://github.com/kb10uy/KNISA
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kb10uy/KNISA" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkb10uy%2FKNISA", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkb10uy%2FKNISA'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b9d178b395348903c0e5630f65ee01a5a2d9bec
[INFO] testing kb10uy/KNISA against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkb10uy%2FKNISA" "/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/kb10uy/KNISA on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kb10uy/KNISA
[INFO] finished tweaking git repo https://github.com/kb10uy/KNISA
[INFO] tweaked toml for git repo https://github.com/kb10uy/KNISA written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kb10uy/KNISA already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] d105d87bc0a3186b095198fd9fa0bc7e281906d6ded65010d410766d0372d74d
[INFO] running `Command { std: "docker" "start" "-a" "d105d87bc0a3186b095198fd9fa0bc7e281906d6ded65010d410766d0372d74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d105d87bc0a3186b095198fd9fa0bc7e281906d6ded65010d410766d0372d74d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d105d87bc0a3186b095198fd9fa0bc7e281906d6ded65010d410766d0372d74d", kill_on_drop: false }`
[INFO] [stdout] d105d87bc0a3186b095198fd9fa0bc7e281906d6ded65010d410766d0372d74d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d39ca445f8b57f4a21606bd37af28d8976a6d70a2241b18ef0e76ab51fa1a757
[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" "d39ca445f8b57f4a21606bd37af28d8976a6d70a2241b18ef0e76ab51fa1a757", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling knisasim v0.1.0 (/opt/rustwide/workdir/knisasim)
[INFO] [stderr]    Compiling bitvec v0.17.3
[INFO] [stderr]    Compiling libknisa v0.1.0 (/opt/rustwide/workdir/libknisa)
[INFO] [stdout] warning: this arithmetic operation will overflow
[INFO] [stdout]   --> libknisa/src/machine.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         (self.register[31] << 8) as u16 | self.register[30] as u16
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ attempt to shift left by `8_i32`, which would overflow
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(arithmetic_overflow)]` 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 5.19s
[INFO] running `Command { std: "docker" "inspect" "d39ca445f8b57f4a21606bd37af28d8976a6d70a2241b18ef0e76ab51fa1a757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d39ca445f8b57f4a21606bd37af28d8976a6d70a2241b18ef0e76ab51fa1a757", kill_on_drop: false }`
[INFO] [stdout] d39ca445f8b57f4a21606bd37af28d8976a6d70a2241b18ef0e76ab51fa1a757
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f702f3a0e8b0c83d980e9d389ed97a787054e0e9850957646547112b2eba44da
[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" "f702f3a0e8b0c83d980e9d389ed97a787054e0e9850957646547112b2eba44da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling knisasim v0.1.0 (/opt/rustwide/workdir/knisasim)
[INFO] [stderr]    Compiling libknisa v0.1.0 (/opt/rustwide/workdir/libknisa)
[INFO] [stdout] warning: this arithmetic operation will overflow
[INFO] [stdout]   --> libknisa/src/machine.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         (self.register[31] << 8) as u16 | self.register[30] as u16
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ attempt to shift left by `8_i32`, which would overflow
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(arithmetic_overflow)]` 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 1.84s
[INFO] running `Command { std: "docker" "inspect" "f702f3a0e8b0c83d980e9d389ed97a787054e0e9850957646547112b2eba44da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f702f3a0e8b0c83d980e9d389ed97a787054e0e9850957646547112b2eba44da", kill_on_drop: false }`
[INFO] [stdout] f702f3a0e8b0c83d980e9d389ed97a787054e0e9850957646547112b2eba44da
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e48a5fd0eebe20cb13a70fba31dbe4da055fb43d4f1a8ab634289d209417419b
[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" "e48a5fd0eebe20cb13a70fba31dbe4da055fb43d4f1a8ab634289d209417419b", kill_on_drop: false }`
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]   --> libknisa/src/machine.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         (self.register[31] << 8) as u16 | self.register[30] as u16
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ attempt to shift left by `8_i32`, which would overflow
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `libknisa` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/knisasim-6ca68d104c79e833)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libknisa-aebf9bf8fbe1ed4f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libknisa
[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] [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" "e48a5fd0eebe20cb13a70fba31dbe4da055fb43d4f1a8ab634289d209417419b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e48a5fd0eebe20cb13a70fba31dbe4da055fb43d4f1a8ab634289d209417419b", kill_on_drop: false }`
[INFO] [stdout] e48a5fd0eebe20cb13a70fba31dbe4da055fb43d4f1a8ab634289d209417419b