[INFO] cloning repository https://github.com/lvaldovinos/vlsm-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lvaldovinos/vlsm-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flvaldovinos%2Fvlsm-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flvaldovinos%2Fvlsm-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9bb912fb528e2c4f15f4f41977f8af6cd7c228e3 [INFO] testing lvaldovinos/vlsm-rust against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flvaldovinos%2Fvlsm-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lvaldovinos/vlsm-rust on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lvaldovinos/vlsm-rust [INFO] finished tweaking git repo https://github.com/lvaldovinos/vlsm-rust [INFO] tweaked toml for git repo https://github.com/lvaldovinos/vlsm-rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/lvaldovinos/vlsm-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 45781742e1d317aa44ef17d45f78b873d9e5aa9e7e20fd40a6a713ad1098ae76 [INFO] running `Command { std: "docker" "start" "-a" "45781742e1d317aa44ef17d45f78b873d9e5aa9e7e20fd40a6a713ad1098ae76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "45781742e1d317aa44ef17d45f78b873d9e5aa9e7e20fd40a6a713ad1098ae76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45781742e1d317aa44ef17d45f78b873d9e5aa9e7e20fd40a6a713ad1098ae76", kill_on_drop: false }` [INFO] [stdout] 45781742e1d317aa44ef17d45f78b873d9e5aa9e7e20fd40a6a713ad1098ae76 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8fe5ddb066f632541c4d28250397a9d0e1b7ec8a94168314839a87af129ddea2 [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" "8fe5ddb066f632541c4d28250397a9d0e1b7ec8a94168314839a87af129ddea2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-vlsm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `DecimalToBinaryConverter` [INFO] [stdout] --> src/byte.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct DecimalToBinaryConverter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_msb` [INFO] [stdout] --> src/byte.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn get_msb (byte: i32) -> u32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_usize` [INFO] [stdout] --> src/byte.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | fn from_usize(byte: u8) -> DecimalToBinaryConverter { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_diff` [INFO] [stdout] --> src/byte.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | fn get_diff(&self) -> i32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_bits` [INFO] [stdout] --> src/byte.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn get_bits(&self) -> [bool; 8] { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `process_bit` [INFO] [stdout] --> src/byte.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | fn process_bit(&mut self, msb_index: u32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_binary` [INFO] [stdout] --> src/byte.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn to_binary(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Byte` [INFO] [stdout] --> src/byte.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 60 | pub struct Byte { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_usize` [INFO] [stdout] --> src/byte.rs:66:12 [INFO] [stdout] | [INFO] [stdout] 66 | pub fn from_usize(byte: u8) -> Byte { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_bits` [INFO] [stdout] --> src/byte.rs:76:12 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn get_bits (&self) -> [bool; 8] { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_byte` [INFO] [stdout] --> src/byte.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn get_byte (&self) -> u8 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `MaskV4` [INFO] [stdout] --> src/mask.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct MaskV4 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_bytes_from_mask` [INFO] [stdout] --> src/mask.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn get_bytes_from_mask(short_mask: u32) -> [u8; 4] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_short_mask_from_hosts` [INFO] [stdout] --> src/mask.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn get_short_mask_from_hosts(hosts: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_available_hosts` [INFO] [stdout] --> src/mask.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | fn from_available_hosts(hosts: u32) -> MaskV4 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_short_mask` [INFO] [stdout] --> src/mask.rs:50:8 [INFO] [stdout] | [INFO] [stdout] 50 | fn from_short_mask(short_mask: &str) -> MaskV4 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_bytes` [INFO] [stdout] --> src/mask.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 74 | fn get_bytes (&self) -> [u8; 4] { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "8fe5ddb066f632541c4d28250397a9d0e1b7ec8a94168314839a87af129ddea2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fe5ddb066f632541c4d28250397a9d0e1b7ec8a94168314839a87af129ddea2", kill_on_drop: false }` [INFO] [stdout] 8fe5ddb066f632541c4d28250397a9d0e1b7ec8a94168314839a87af129ddea2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 585d359a41437e89edaca919fcf85c0087808a30ce08792d895f663de10ce6db [INFO] running `Command { std: "docker" "start" "-a" "585d359a41437e89edaca919fcf85c0087808a30ce08792d895f663de10ce6db", kill_on_drop: false }` [INFO] [stderr] Compiling rust-vlsm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "585d359a41437e89edaca919fcf85c0087808a30ce08792d895f663de10ce6db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "585d359a41437e89edaca919fcf85c0087808a30ce08792d895f663de10ce6db", kill_on_drop: false }` [INFO] [stdout] 585d359a41437e89edaca919fcf85c0087808a30ce08792d895f663de10ce6db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] 03dda35c74799509146ab660fb5e7e904c603c57b54f98a252432082faf81cb6 [INFO] running `Command { std: "docker" "start" "-a" "03dda35c74799509146ab660fb5e7e904c603c57b54f98a252432082faf81cb6", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_vlsm-3899007386b30212 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test mask::tests::test_from_available_hosts ... ok [INFO] [stdout] test mask::tests::test_from_short_mask ... ok [INFO] [stdout] test byte::tests::test_from_usize ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "03dda35c74799509146ab660fb5e7e904c603c57b54f98a252432082faf81cb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03dda35c74799509146ab660fb5e7e904c603c57b54f98a252432082faf81cb6", kill_on_drop: false }` [INFO] [stdout] 03dda35c74799509146ab660fb5e7e904c603c57b54f98a252432082faf81cb6